Bosch 5312 User manual

Category
Mitre saws
Type
User manual

This manual is also suitable for

IMPORTANT: IMPORTANT : IMPORTANTE:
Read Before Using Lire avant usage Leer antes de usar
For English Version Version française Versión en español
See page 2 Voir page 38 Ver la página 74
Operating/Safety Instructions
Consignes de fonctionnement/sécurité
Instrucciones de funcionamiento y seguridad
1-877-BOSCH99 (1-877-267-2499) www.boschtools.com
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5312
5412
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 1
-2-
“READ ALL INSTRUCTIONS” Failure to follow the SAFETY RULES identified by
BULLET (•) symbol listed BELOW and other safety precautions, may result in serious
personal injury.
4=4A0;(054CH'D;4B>A4=27)>?)>>;B
!
WARNING
(054CH
,>A:A40
44?F>A:0A402;40=0=3F4;;;8CCluttered
benches and dark areas invite acdents.
>=>C>?4A0C4?>F4AC>>;B8=4G?;>B8E40C
<>B?74A4BBD270B8=C74?A4B4=24>55;0<
<01;4 ;8@D83B 60B4B >A 3DBC Power tools
create sparks which may ignite the dust or fumes.
44?1HBC0=34AB278;3A4=0=3E8B8C>AB0F0H
F78;4>?4A0C8=60?>F4AC>>; Distractions ca-
cause you to lose control.
(C>A483;4C>>;B>DC>5A4027>5278;3A4=0=3
>C74AD=CA08=43?4AB>=BTools are danger-ous
in the hands of untrained users.
> =>C ;40E4C>>; AD==8=6 D=0CC4=343 CDA=
?>F4A>55Do not leave tool until it comes to
acomplete stop.
"  ,$' ($% !%'$$ with pad
lock, master switches, or by removing starter
keys.
;42CA820;(054CH
45>A4?;D668=68=C74C>>;1424AC08=C74>DC
;4C E>;C064 BD??;843 8B 2><?0C81;4 F8C7 C74
E>;C064<0A:43>=C74=0<4?;0C4F8C78=
An outlet voltage incompatible with that specified
on the nameplate can result in serious hazards
and damage to the tool.
>D1;48=BD;0C43C>>;B0A44@D8??43F8C70?>
;0A8I43 ?;D6 >=4 1;034 8B F834A C70= C74
>C74A)78B?;D6F8;;58C8=0?>;0A8I43>DC;4C
>=;H>=4F0H5C74?;D63>4B=>C58C5D;;H8=
C74>DC;4CA4E4AB4C74?;D658CBC8;;3>4B=>C
58C2>=C02C0@D0;858434;42CA8280=C>8=BC0;;0
?>;0A8I43>DC;4C>=>C270=64C74?;D68=
0=HF0HDouble insulation eliminates the need
for the three wire grounded power cord and
grounded power supply.
E>831>3H2>=C02CF8C76A>D=343BDA5024B
BD270B?8?4BA0380C>ABA0=64B0=3A45A864A
0C>ABThere is an increased risk of electric shock
if your body is grounded.
>=>C4G?>B4?>F4AC>>;BC>A08=>AF4C2>=
38C8>=B Water entering a power tool will increase
the risk of electric shock.
>=>C01DB4C742>A3#4E4ADB4C742>A3C>
20AAHC74C>>;B>A?D;;C74?;D65A><0=>DC;4C
44?2>A30F0H5A><740C>8;B70A?4364B>A
<>E8=6?0ACB'4?;02430<06432>A3B8<<4
380C4;HDamaged cords increase the risk of elec-
tric shock.
,74=>?4A0C8=60?>F4AC>>;>DCB834DB40=
>DC3>>A4GC4=B8>=2>A3<0A:43O,P>AO,P
These cords are rated for outdoor use and reduce
the risk of electric shock.
%4AB>=0;(054CH
(C0H0;4ACF0C27F70CH>D0A43>8=60=3DB4
2><<>=B4=B4F74=>?4A0C8=60?>F4AC>>;
A moment of inattention or use of drugs, alcohol
or medication while operating power tools can be
dangerous.
A4BB?A>?4A;H>=>CF40A;>>B42;>C78=6>A
94F4;AH >=C08= ;>=6 708A 44? H>DA708A
2;>C78=60=36;>E4B0F0H5A><<>E8=6?0ACB
Loose clothes, jewelry or long hair can be caught
in moving parts. Roll long sleeves above elbows.
Rubber gloves and non-skidfootwear are recom-
mended when working outdoors.
E>83022834=C0;BC0AC8=64BDA4BF8C278B
O$P145>A4?;D668=68= Carrying tools with
your finger on the switch or plugging in tools that
have the switch “ONinvites accidents.
'4<>E4039DBC8=6:4HB>AFA4=274B145>A4
CDA=8=6C74C>>;O$#P A wrench or a key that is
left attached to a rotating part of the tool will be
thrown.
> =>C >E4AA4027 :44? ?A>?4A 5>>C8=6 0=3
10;0=240C0;;C8<4B Proper footing and balance
enables better control of the tool in unex-pected
situations.
>=>CBC0=3>=C>>;>A8CBBC0=3 Serious injury
may occur if the tool is tipped or if the cutting tool
is accidentally contacted. Do not store materials
on or near the tool such that it is necessary to
stand on the tool or its stand to reach them.
*B4B054CH4@D8?<4=C;F0HBF40AB054CH
6>66;4B Dust mask, safety shoes, hard hat or
hearing protection must be used for appropriate
O(+)(#()'*)$#(P
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 2
-3-
conditions. Everyday eyeglasses only have
impact resistant lenses, they are NOT safety
glasses.
)>>;*B40=30A4
*B42;0<?B>A>C74A?A02C820;F0HC>B42DA4
0=3BD??>ACC74 F>A:?8424C>0BC01;4?;0C
5>A< Holding the work by hand or against your
body is unstable. It allows for work to shift, causes
binding of the tool and loss of control.
>=>C5>A24C>>;*B4C742>AA42CC>>;5>AH>DA
0??;820C8>= The correct tool will do the job better
and safer at the rate for which it is designed. Do
not use the tool for purpose not intended - for ex-
ample; do not use the miter saw for slicing meats.
>=>CDB4C>>;85BF8C273>4B=>CCDA=8CO$#P
>AO$P Any tool that cannot be controlled with
the switch is dangerous.
8B2>==42CC74?;D65A><C74?>F4AB>DA24
145>A4<0:8=60=H039DBC<4=CB>A270=68=6
0224BB>A84B Such preventive safety measures
reduce the risk of starting the tool accidentally.
44?2DCC8=6C>>;BB70A?0=32;40= Properly
maintained tools, with sharp cutting edges, are
less likely to bind and easier to control. When
mounting saw blades be certain that the arrow on
thblade matches the direction of the arrow marked
on the tool and that the teeth are also pointing in
the same direction.
=B?42C 6D0A3B 145>A4 DB8=6 0 C>>; 44?
6D0A3B8=?;024742:<>E8=6?0ACB5>A18=3
8=6>A0=H>C74A2>=38C8>=C70C<0H05542CC74
=>A<0;>?4A0C8>=>AB054CH540CDA4B>5C74C>>;
530<064370E4C>>;B4AE8243145>A4DB8=6
C74C>>; Many accidents are caused by poorly
maintained tools.
>=>C0;C4A>A<8BDB4C>>; Any alteration or
modification is a misuse and may result in serious
personal injury.
)74DB4>50=H>C74A0224BB>A84B=>CB?428
58438=C78B<0=D0;<0H2A40C4070I0A3 Ac-
cessories that may be suitable for one type of tool,
may become hazardous when used on an inap-
propriate tool.
(4AE824
)>>;B4AE824<DBC14?4A5>A<43>=;H1H@D0;
85843A4?08A?4AB>==4; Service or maintenance
performed by unqualified personnel may result in
misplacing internal wires and components which
could cause serious hazard.
,74=B4AE828=60C>>;DB4>=;H834=C820;A4
?;024<4=C?0ACB>;;>F8=BCAD2C8>=B8=C74
"08=C4=0=24B42C8>=>5C78B<0=D0; Use of
unauthorized parts or failure to follow Maintenance
Instructions may create a hazard.
(054CH'D;4B>A"8C4A(0FB
*B42;0<?BC>BD??>ACF>A:?8424F74=4E4A
?>BB81;45BD??>AC8=6C74F>A:?84241H70=3
H>D<DBC0;F0HB:44?70=3>DCB834>5O#>
0=3P0A400B<0A:43F8C70BH<1>;>=C74
10B4>=>CDB4C78BB0FC>2DC?8424BC70C
0A4C>>B<0;;C>14B42DA4;H2;0<?43Your
hand if placed inside the “No Hands”
region can easily slip or be pulled into the blade.
>=>CA40278=102:>5C74B0F1;0341478=3
C7454=24F8C748C74A70=3C>7>;3
3>F=>ABD??>ACC74F>A:?8424A4<>E4F>>3
B2A0?B>A5>A0=H>C74AA40B>= The proximity
of the spinning saw blade to your hand may not
be obvious and you may be seriously injured.
#4E4A2A>BBH>DA70=3>E4A8=C4=343;8=4>5
2DCC8=6Supporting the workpiece “cross handed
i.e. holding the left side of the workpiece with your
right hand is very dangerous.
;F0HB38B2>==42CC74?>F4A2>A35A><C74
?>F4AB>DA24145>A4<0:8=60=H039DBC<4=CB
>A0CC0278=60=H0224BB>A84B You may unin-
tentionally start the saw, leading to serious per-
sonal injury.
"8C4AB0FB0A48=C4=343C>2DCF>>3>AF>>3
;8:4?A>3D2CBC74H20==>C14DB43F8C701A0
B8E42DC>55F744;B5>A2DCC8=654AA>DB<0C4A80;
BD270B10ABA>3BBCD3B4C2>F4E4A852DC
C8=6<0C4A80;B;8:40;D<8=D<>A>C74A=>=54A
A>DB<4C0;BDB4>=;HB0F1;034BB?4285820;;H
A42><<4=3435>A=>=54AA>DB<4C0;2DCC8=6
Cutting ferrous materials causes excessive spark-
ing and will damage the lower guard and will over-
load the motor.
(NOTE: Robert Bosch Tool Corporation does not
offer 12” metal cutting blades.)
=B?42C H>DA F>A:?8424 145>A4 2DCC8=6 5
F>A:?84248B1>F43>AF0A?432;0<?8CF8C7
C74>DCB8341>F435024C>F0A3C7454=24 ;
F0HB<0:424AC08= C70C C74A48B => 60? 14
CF44=C74F>A:?842454=240=3C01;40;>=6
C74;8=4>5C742DC Bent or warped workpieces
can twist or rock and may cause binding on the
spinning saw blade while cutting. Also, make sure
there are no nails or foreign objects in the work-
piece.
O(+)(#()'*)$#(P
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 3
-4-
>=>CDB4C74B0FD=C8;C74C01;48B2;40A>50;;
C>>;B F>>3 B2A0?B 4C2 4G24?C C74 F>A:
?8424Small debris or loose pieces of wood or
other objects that contact the revolving blade can
be thrown with high speed at the operator.
>=>C5443F>A:?84248=C>C741;034>A2DC
O5A4470=3P8=0=HF0H,>A:?8424<DBC14
BC0C8>=0AH 0=3 2;0<?43 >A 1A0243 1H H>DA
70=3 Saw must be fed through the workpiece
smoothly and at a rate which will not overload the
saw’s motor.
DC >=;H >=4 F>A:?8424 0C 0 C8<4 Multiple
workpieces cannot be adequately clamped or
braced and may bind on the blade or shift during
cutting.
424AC08=C74<8C4AB0F8B<>D=C43>A?;0243
>=0;4E4;58A<F>A:BDA5024145>A4DB8=6 A
level and firm work surface reduces the risk of the
miter saw becoming unstable.
%;0=H>DAF>A: %A>E834 034@D0C4BD??>AC
0224BB>A84BBD270BC01;4BB0F7>AB4BC01;4
4GC4=B8>=4C25>AF>A:?8424BF834A>A;>=64A
C70=C74C01;4C>?B44?064). Workpieces
longer or wider than the miter saw table can tip if
not securely supported. If the cutoff piece or work-
piece tips it can lift the lower guard or be thrown
by the spinning blade.
>=>CDB40=>C74A?4AB>=0B0BD1BC8CDC45>A
0C01;44GC4=B8>=>A0B0338C8>=0;BD??>AC Un-
stable support for the workpiece can cause the
blade to bind or the workpiece to shift
during the cutting operation pulling you and the
helper into the spinning blade.
)742DC>55?8424<DBC=>C1490<<430608=BC
>A?A4BBDA431H0=H>C74A<40=B0608=BCC74
B?8==8=6B0F1;034 If confined, i.e. using length
stops, it could get wedged against the blade and
thrown violently.
;F0HBDB402;0<?>A058GCDA434B86=43C>
?A>?4A;H BD??>AC A>D=3 <0C4A80; BD27 0B
3>F4;A>3B>ACD18=6Rods have a tendency to
roll while being cut, causing the blade to “biteand
pull the work with your hand into the blade.
,74=2DCC8=68AA46D;0A;HB70?43F>A:?8424B
?;0=H>DAF>A:B>8CF8;;=>CB;8?0=3?8=27C74
1;0340=314C>A=5A><H>DA70=3 
A piece of molding, for example, must lie flat or be
held by a fixture or jig that will not let it twist, rock
or slip while being cut.
!4CC741;034A40275D;;B?443145>A42>=C02C
8=6C74F>A:?8424 This will help avoid thrown
workpieces.
5C74F>A:?8424>A1;034142><4B90<<43>A
1>66433>F=CDA=<8C4AB0FO$P1HA4;40B
8=6BF8C27,08C5>A0;;<>E8=6?0ACBC>BC>?
0=3D=?;D6C74<8C4AB0FC74=F>A:C>5A44
C74 90<<43 <0C4A80; Continued sawing with
jammed workpiece could cause loss of control or
damage to miter saw.
A0:8=6 02C8>= >5 C74 B0F 20DB4B C74 B0F
7403C>94A:3>F=F0A34A403H5>AC78BA402
C8>=when making an incomplete cut or when re-
leasing the switch before the head is completely
in the down position.
5C4A58=8B78=6C742DCA4;40B4C74BF8C277>;3
C74B0F0A<3>F=0=3F08C5>A1;034C>BC>?
145>A4A4<>E8=6F>A:>A2DC>55?842451;034
3>4B=>CBC>?F8C78=58E4B42>=3BD=?;D6
C74 B0F 0=3 5>;;>F C74 8=BCAD2C8>=B 8= C74
)A>D1;4B7>>C8=6 B42C8>= REACHING WITH
YOUR HAND UNDER A COASTING BLADE IS
DANGEROUS!
)74A4 0A4 0338C8>=0; B054CH 8=BCAD2C8>=B 5>A
?0AC82D;0A>?4A0C8>=B>5C74B0F8=C74>?4A0C
8=6B42C8>='403C74A4BC>5C74<0=D0;5>A
B054>?4A0C8>=
>AB;83402C8>=2DCC8=658ABC%*!!B0F7403
0BB4<1;H 0F0H 5A>< C74 54=24 D=C8; 1;034
2;40ABC74F>A:?8424>AC>8CB<0G8<D<4GC4=
B8>=851;03420==>C2;40AC74F>A:?8424"0:4
24AC08=C742;0<?3>4B=>C8=C4A54A4F8C7C74
6D0A30=374030BB4<1;H 
(42>=3CDA=B0FO$#P0=3;>F4AC74B0FC>
C74C01;4)74=%*(B0FC7A>D67C74F>A:
?8424 '4;40B4 C74 BF8C27 0=3 F08C 5>A C74
1;034C>2><?;4C4;HBC>?145>A4A08B8=6C74
74030BB4<1;H0=3A4<>E8=6C74F>A:?8424
Never “pullcut” since blade may climb the work-
piece causing KICKBACK.
>A27>?02C8>=2DCC8=6B;834C7474030B
B4<1;H C> C74 A40A 0B 50A 0B 8C F8;; 6> 0=3
C867C4=B;834 ;>2::=>1)74=CDA= C74B0F
O$#P0=3;>F4AC7474030BB4<1;HC><0:4
C742DC'4;40B4C74BF8C270=3F08C5>AC74
1;034C>2><?;4C4;HBC>?145>A4A08B8=6C74
74030BB4<1;H0=3A4<>E8=6C74F>A:?8424
Failure to tighten the slide lock knob can cause
the blade to suddenly climb up on the top of the
workpiece and force itself toward you.
>=>C0;;>F50<8;80A8CH608=435A><5A4@D4=C
DB4>5 H>DA<8C4AB0FC> 142><42><<>=
?;024 Always remember that a careless fraction
of a second is sufficient to inflict severe injury.
O(+)(#()'*)$#(P
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 4
-5-
“READ ALL INSTRUCTIONS Failure to follow the SAFETY RULES identified by
BULLET (•) symbol listed BELOW and other safety precautions, may result in serious per-
sonal injury.
!
WARNING
(054CH
DESIGNATED DANGER ZONE.
AVOID POSITIONING HANDS,
FINGERS
OR ARMSIN THE
AREA DESIGNATED BY THIS
SYMBOL.
O(+)(#()'*)$#(P
THINK SAFETY! SAFETY IS A COMBINATION
OF OPERATOR’S COMMON SENSE, KNOWL-
EDGE OF THE SAFETY AND OPERATING IN-
STRUCTIONS AND ALERTNESS AT ALL TIMES
WHEN THE MITER SAW IS BEING USED.
) ,'##( ($,#
!$, #  $*# $#
.$*')$$!)(,'##('$#!.
$##($'"$)"$')!
().'*!(#%'*)$#())%
%' # .$*' $,#'( "#*! ).
('+ (  '"#' $ !! ().
'*!( # $' ( $%')$# $
)(")'(,
(><4 3DBC 2A40C43 1H ?>F4A
B0=38=6 B0F8=6 6A8=38=6
3A8;;8=60=3>C74A2>=BCAD2C8>=02C8E8C84B2>=
C08=B274<820;B:=>F=C>20DB420=24A18AC7
34542CB>A>C74AA4?A>3D2C8E470A<(><44G
0<?;4B>5C74B4274<820;B0A4
Lead from lead-based paints,
Crystalline silica from bricks and cement and other
masonry products, and
Arsenic and chromium from chemically treated
lumber.
Your risk from these exposures varies, depending
on how often you do this type of work. To reduce
your exposure to these chemicals: work in a well
ventilated area, and work with approved safety
equipment, such as those dust masks that are spe-
cially designed to filter out microscopic particles.
!
WARNING
!
WARNING
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 5
-6-
“READ ALL INSTRUCTIONS Failure to follow the SAFETY RULES identified by
BULLET (•) symbol listed BELOW and other safety precautions, may result in serious
personal injury.
!
WARNING
(054CH
>D1;4=BD;0C43)>>;B
Double insulation is a design concept used in
electric power tools which eliminates the need for
the three wire grounded power cord and grounded
power supply system. It is a recognized and ap-
proved system by Underwriter’s Laboratories, CSA
and Federal OSHA authorities.
Servicing of a tool with double insulation requires
care and knowledge of the system and should be
performed only by a qualified service technician.
WHEN SERVICING, USE ONLY IDENTICAL RE-
PLACEMENT PARTS.
POLARIZED PLUGS. To reduce the risk of elec-
trical shock, your tool is equipped with a polarized
plug (one blade is wider than the other), this plug
will fit in a polarized outlet only one way. If the plug
does not fit fully in the outlet, reverse the plug. If it
still does not fit, contact a qualified electrician to in-
stall the proper outlet. To reduce the risk of elec-
trical shock, do not change the plug in any way.
GC4=B8>=>A3B
Replace damaged cords immediately. Use of
damaged cords can shock, burn or electrocute.
If an extension cord is necessary, a cord with ade-
quate size conductors should be used to prevent
excessive voltage drop, loss of power or overheat-
ing. The table shows the correct size to use, de-
pending on cord length and nameplate amperage
rating of tool. If in doubt, use the next heavier
gauge. Always use U.L. and CSA listed extension
cords.
'$""#(/($-)#($#
NOTE: The smaller the gauge number, the heavier
the cord.
)>>;RB
<?4A4
'0C8=6
>A3(8I48=,
,8A4(8I4B8=<<
3-6
6-8
8-10
10-12
12-16
18 16 16 14 0.75 0.75 1.5 2.5
18 16 14 12 0.75 1.0 2.5 4.0
18 16 14 12 0.75 1.0 2.5 4.0
16 16 14 12 1.0 2.5 4.0
14 12 — — — —
25 50 100 150 15 30 60 120
>A3!4=6C78=44C >A3!4=6C78="4C4AB
)01;4>5>=C4=CB
(054CH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-6
General Safety Rules For Bench Top Tools .2
Safety Rules For Miter Saws . . . . . . . . . . . .3-6
)01;4>5>=C4=CB . . . . . . . . . . . . . . . . . . . .6
;42CA820;'4@D8A4<4=CB . . . . . . . . . . . . . . .7
4CC8=6)> =>F.>DA"8C4A(0F . . . . . . .7-9
BB4<1;H . . . . . . . . . . . . . . . . . . . . . . . . . . .10-12
Tools Needed for Assembly and Alignment .10
Unpacking and Checking Contents . . . . . . .10
Installation and Removal of the Blade . . . . .11-12
Assembling Dust Elbow and Dust Bag . . . . .12
39DBC<4=CB . . . . . . . . . . . . . . . . . . . . . . . . .13-16
Checking Bevel Adjustment . . . . . . . . . . .13
Adjusting Bevel Lock Lever Tension . . . . . . .13
Blade 4 To The Table . . . . . . . . . . . . . . . . .14
Blade Square To Fence . . . . . . . . . . . . . . . . .15
Miter Scale Indicator Adjustment . . . . . . . . .15
Kerf Insert . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Depth Adjustment . . . . . . . . . . . . . . . . . . . . .16
)A0=B?>AC8=6%;024<4=C0=3">D=C8=6 .17-18
Mounting Applications . . . . . . . . . . . . . . . . . .17
Mounting the saw . . . . . . . . . . . . . . . . . . . .18
Adjusting the Four Position Switch Handle 18
0B82(0F$?4A0C8>=B . . . . . . . . . . . . . . .19-22
Body and Hand Position . . . . . . . . . . . . . .19
Workpiece Support . . . . . . . . . . . . . . . . . . .20-21
Switch Activation . . . . . . . . . . . . . . . . . . . .21
Detent Override . . . . . . . . . . . . . . . . . . . . .22
Sliding Base/Fence Extension . . . . . . . . . .22
(0F$?4A0C8>=B . . . . . . . . . . . . . . . . . . . .23-30
Chop Cut . . . . . . . . . . . . . . . . . . . . . . . . . .23
Slide Cut . . . . . . . . . . . . . . . . . . . . . . . . . .23
Miter Cut . . . . . . . . . . . . . . . . . . . . . . . . . .24
Bevel Cut . . . . . . . . . . . . . . . . . . . . . . . . . .25
Compound Cuts . . . . . . . . . . . . . . . . . . . . .26
Cutting Grooves . . . . . . . . . . . . . . . . . . . .27
Cutting Base Molding . . . . . . . . . . . . . . . . .28
Cutting Crown Molding . . . . . . . . . . . . . . . .28-30
Special Cuts . . . . . . . . . . . . . . . . . . . . . . . .31-33
"08=C4=0=240=3!D1A820C8>= . . . . . . . . .34-35
4;C70=64B . . . . . . . . . . . . . . . . . . . . . .34
)A>D1;4B7>>C8=6 . . . . . . . . . . . . . . . . . . . .35-36
224BB>A84B . . . . . . . . . . . . . . . . . . . . . . .37
O(+)(#()'*)$#(P
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 6
-7-
1. Connect this saw to a 120V, 15-amp branch cir-
cuit with a 15-amp time delay fuse or circuit
breaker. Using the wrong size fuse can damage
the motor.
2. Fuses may “blow” or circuit breakers may trip fre-
quently if motor is overloaded. Overloading can
occur if you feed the blade into the workpiece too
rapidly or start and stop too often in a short time.
3. Most motor troubles may be traced to loose or in-
correct connections, overload, low voltage (such
as small size wire in the supply circuit or too
overly long supply circuit wire). Always check the
connections, the load and the supply circuit when-
ever motor does not work well.
;42CA82A0:4
Your saw is equipped with an automatic electric
brake which is designed to stop the blade from spin-
ning in about five (5) seconds after you release the
trigger switch. It is useful when making certain cuts
in wood where a coasting blade would result in a
wide, imprecise cut.
When electrical power is lost due to
blown fuse or other causes, the
motor will gradually slow down and the braking action
is initiated ONLY by the release of the trigger switch.
The electric blade brake of your miter saw has been
designed for highest degree of reliability, but unex-
pected circumstances such as contamination on the
commutator and brushes or failure of motor’s com-
ponents can cause the brake not to activate. If this
condition occurs, turn the sawON” andOFFfour
to five times without contacting the workpiece. If the
tool operates but the brake does not consistently
stop the blade in about five (5) seconds, DO NOT
use saw and have it serviced immediately.
The brake action of this saw is not
intended as a safety feature. Re-
member to let the saw blade come to a complete
stop before raising the blade from the workpiece. As
always the guard system is your best protection
against unintentional contact with a spinning saw
blade. NEVER wedge open or defeat the closing
action of the lower guard.
;42CA820;'4@D8A4<4=CB
4CC8=6)> =>F.>DA"8C4A(0F(44?064
To avoid injury from accidental
starting, remove plug from power
source outlet before making any adjustments.
 (F8C27 !>2:$55 '4;40B4 DCC>= One of
these two buttons must be pressed before the
power switch can be pressed.
 %>F4A(F8C27 The power switch used with the
“Lock-OFF” button energizes the unit.
 "08=0=3;4 This handle contains the power
switch. Pulling this handle down lowers the
blade into the workpiece.
 ADB7 0?B These caps keep the motor
brushes in position and provide easy access for
inspecting and replacing brushes.
 !>F4A;034D0A3!>F4AD0A3!8? The
lower blade guard helps protect your hands from
the spinning blade. It retracts as the blade is
lowered. Lip can be used to raise the lower
guard when guard becomes jammed on a work-
piece.
 ;034 – Use only 12" blades with 1" arbor hole.
 (;838=64=24 Supports the workpiece. The
fence has a cast in scale to make repetitive cuts
easy. The fence also has holes to secure an
auxiliary fence if desired.
  4A5=B4ACB Kerf inserts can be adjusted to
different blade widths to minimize workpiece
tear-out.
 "8C4A4C4=C$E4AA834 Allows detent action to
be locked out allowing for micro adjustments to
any miter angle.
 "8C4A(20;4"8C4A=6;4=3820C>A This scale
is cast in on the base of the saw. Indicator is fas-
tened to the table.
"8C4A4C4=CB There are ten (10) miter detent
slots for fast and accurate miter cuts of common
miter angles.
 "8C4A4C4=C!4E4A The lever releases the
table from the detent.
 "8C4A!>2: =>1 The miter lock knob locks
the miter saw table at any desired miter angle.
 )01;4 Sits in base, provides workpiece sup-
port, rotates for desired miter cuts and rotates
the head assembly. The front extended part of
the table is called the miter arm.
 0B4 Provides working surface to support
workpiece.
!
WARNING
!
WARNING
!
WARNING
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:16 PM Page 7
-8-














 )>>;">D=C8=6%03B – The four corners of the
saw provide areas to clamp, bolt or nail the saw
to a flat work surface.
 (;838=60B4GC4=B8>=B – These extensions
provide extra workpiece support and are espe-
cially useful when cutting long workpieces.
 0B4 GC4=B8>=;0<?8=6 !4E4AB These
levers lock the base extensions at the desired
positions.
 !4=6C7(C>?">34;>=;H For repetitive
cuts of the same length. Can be moved to left
side, if desired.
 DBC%>AC The dust port can accommodate
the dust chute and dust bag or a 1-1/4" vacuum
hose hookup.
 4E4;!>2:!4E4A The front-positioned bevel
lock lever locks the head assembly at the de-
sired bevel angle.
 4E4;'0=64(4;42C>A =>1 Allows selection
of the bevel range, to 45° left, 0° to 4 right,
and complete range of 47° left to 4right.
 (;834'08;!>2: =>1 The slide rail lock knob
locks the slide rails when you are not making
slide cuts and when you are transporting the saw.
 (;834'08;B Guide the head assembly when
making slide cuts.
 ;0<? %>B8C8>= >;4B There are two (2)
holes (not shown) behind the fence for placing
the clamp.
 &D82:2C8>=;0<?">34;>=;H Pro-
vides fast clamping of workpiece.
 ,>A:?8424;0<?">34;>=;H Pro-
vides fast clamping of workpiece.
 >A3,A0? Allows you to easily wrap up the
cord so it’s out of the way when transporting or
storing.

2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 8
-9-
 "D;C8%DA?>B4)>>;">34;>=;H Used
for loosening/tightening the blade and for fence
adjustments.
 "D;C8%DA?>B4O!P,A4=27<< ">34;
>=;H Used for loosening/tightening the
blade.
 4E4;4C4=C%8=A>F=">;38=6(4CC8=6
Allows you to easily lock the head assembly to
the bevel angle of 33.9° to the left or right.
 4E4;(20;4 This scale is large and angled to
allow you to easily read bevel angles.
 403 BB4<1;H !>2: %8= The saw is
equipped with a lock pin used to lock the head
assembly in the lower position for transporting.
 &D82:'4;40B44?C7(C>?DCC>= Allows
you to quickly release the depth stop.
 4?C7 (C>? 8=4 39DBC<4=C =>1–Allows
you to adjust the depth of the blade for cutting
grooves in the workpiece (Figure 13, page 16).
 0=3;4'>C0C8>='4;40B4!4E4A">34;
>=;H Pulling this lever allows the handle to be
rotated. Release the lever into one of four oper-
ating positions.
 '40A0AAH8=60=3;4MUsed for lifting of the
tool.
 0=3;4;0<?">34;>=;H MLocks han-
dle in the selected position.
 A1>A!>2:—Allows the user to keep the blade
from rotating while tightening or loosening arbor
screw during blade replacement or removal.
A>=C0AAH8=60=3;4 Used for lifting the
tool.
 !>F4A D0A3 2CD0C8>= !8=: Allows for
smooth movement of the lower guard.
 *??4A;034D0A3 – Covers upper portion of
the blade.
4CC8=6)> =>F.>DA"8C4A(0F



















2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 9
-10-
BB4<1;H
)>>;B#44343>ABB4<1;H=3;86=<4=C
Should be no Gap or Overlap
when Square is Flipped Over
in Dotted Position
Draw Light
Line on Board
Along this Edge
Hex “L” Wrench
(supplied) 1.5mm
Straight Edge of Board 3/4"
Thick This Edge Must be
Perfectly Straight
Multi Purpose Tool (supplied
with model 5412 only)
Combination Square Must be True
Combination Square
10mm/17mm Combination
Open End Wrench
Multi Purpose “L” Wrench 6.5mm
(supplied with model 5312 only)
*=?02:8=6=3742:8=6>=C4=CB
Before moving the saw: Lock the
miter lock knob in 45° position.
Lock bevel lock handle. Pull the head assembly com-
pletely toward you and tighten the slide rail lock knob.
Lock head assembly in the down position.
#4E4A20AAHC74C>>;1HC74B;834A08;BC78B<0H
20DB41;03430<064
Never carry the tool by the cord or head assembly
power switch handle. Damage to insulation could
cause an electric shock. Damage to wire connec-
tions could cause a fire.
Models 5312 & 5412 Miter Saws are shipped complete
in one box.
1. Separate all parts from packing materials and
check each one with the “Table of Loose Partsto
make sure all items are accounted for before
discarding any packing material.
2. Table of Loose Parts:
Quick- Action Clamp (Model 5412 only) - Used to
clamp workpieces.
Workpiece Clamp (Model 5312 only) - Used to
clamp workpieces.
Dust Elbow/Dust Bag - Used to collect saw dust.
Multi Purpose Tool (Model 5412 only) - Should
be stored on the right rear base.
Rear Cord Wrap, washer and Screw - Used for
wrapping the cord
Miter Lock Knob - Used to lock the table at de
sired miter angle.
If any parts are missing, do not
plug in power cord or turn the
switch on until the missing parts are obtained and
are installed correctly.
CC0278=6"8C4A!>2: =>1
Locate the miter gauge lock knob from among the
loose parts, and thread shaft on lock knob into hole
provided.
CC0278=6'40A>A3,A0?
Locate the rear cord wrap from among the loose
parts, position rear cord wrap as shown and secure
with washer and phillips screw provided.
Disconnect plug from power source before performing any assembly, adjustment or repair
to avoid possible injury.
!
WARNING
!
WARNING
!
WARNING
UNLOCK
LOCK
'40A>A3,A0?
%78;;8?B(2A4F
,0B74A
"8C4A0D64
!>2: =>1
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 10
-11-
BB4<1;H
Disconnect plug from power source
before performing any assembly,
adjustment or repair to avoid possible injury.
1. The miter saw is equipped with a lock pin used to
lock the miter saw in the lower position. To release,
push the handle down slightly and pull the lock pin
to its full out position and rotate 90°.
NOTE:If the lock pin is stuck and will not pull out when
the handle is pushed down slightly, you may have to
adjust the depth stop bolt (see Depth Adjustment,
page 16) slightly so the handle can be pushed down
and the lock pin can be pulled out.
2. Rotate the lower guard by hand. Loosen front
cover screw to a point that cover plate can be lifted
(Figure 1).
3. Rotate the cover plate counterclockwise so the
blade bolt is exposed (Figure 1).
4. Press and hold the arbor lock (See figure on page
9). Use the multi purpose tool or multi purposeL
wrench to remove the blade bolt by turning wrench
clockwise.
5. Remove the blade bolt, outer washer and the
blade. Inner washer does not need to be removed
(Figure 2).
6. To install the 12" blade, fit blade between the chip
deflectors and onto the arbor shaft, and onto 1"
support ring on the inner washer (Figure 3). NOTE:
Make sure the rotation arrow on the blade matches
the clockwise rotation arrow on the lower guard.
To avoid injury, do not use a blade
larger or smaller than 12" diameter
and 1" arbor.
7. Replace the outer washer in its proper orientation,
and tighten blade bolt finger tight. Press the arbor
lock and tighten blade bolt securely using multi pur-
pose tool or multi purpose “L wrench, but do not
overtighten.
8. Rotate cover plate clockwise to original position.
Tighten the front cover plate screw.
)867C4= C74 2>E4A ?;0C4 B2A4F
!>>B42>E4A?;0C4B2A4F<0H8=
C4A54A4 F8C7 0=3 70=6D? ;>F4A 1;034 6D0A3
#4E4ADB4B0FF8C7>DC2>E4A?;0C4B42DA4;H8=
?;024!>F4A6D0A3F8;;=>C5D=2C8>=?A>?4A;H
9. Be sure the arbor lock is released so the blade
turns freely.
5C4A 8=BC0;;8=6 0 =4F 1;034
<0:4BDA4C741;0343>4B=>C8=
C4A54A4F8C7C74C01;48=B4AC0CC74J0=3J14E4;
?>B8C8>=BLower the blade into the table slot and
check for any contact with the base or turn table struc-
ture. If blade contacts base or table, seek authorized
service.
10. Place multi purpose tool or multi purpose “L”
wrench in rubber grommet in right rear of tool.
=BC0;;0C8>==3'4<>E0;$5)74;034
!
WARNING
!>F4A
D0A3
$DC4A,0B74A
'40A>E4A
%;0C4(2A4F
>E4A
%;0C4
A>=C
>E4A
%;0C4
(2A4F
;034
>;C
*??4A
D0A3
$DC4A,0B74A
==4A,0B74A
(0F1;034
;034>;C
!45C0=3)7A403
==4A
,0B74A
A1>A
(705C
*??4A
D0A3
86DA4;034'4<>E0;
86DA4;0340A3F0A4
86DA4;034=BC0;;0C8>=
!
WARNING
!
WARNING
!
WARNING
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 11
-12-
BB4<1;H
1. With the miter arm locked in the down position,
push the dust elbow onto the dust port. Push the
dust bag onto the elbow and rotate both to de-
sired position. (Figure 4).
2. Position dust chute/bag so that it does not inter-
fere with the tool during the cutting operation for
all miter/bevel settings. Make sure dust bag
does not interfere with the slide rails during slide
cutting.
3. The dust bag requires emptying when full of
sawdust. Empty it frequently and after comple-
tion of sawing. Carefully remove dust bag from
dust elbow. Empty dust bag in proper trash
bin by unzipping the bag. Be extremely careful
of dust disposed, materials in fine particle form
may be explosive. Do not throw sawdust on an
openfire. Spontaneous combustion, may in
time, result from mixture of oil or water with dust
particles.
Note: The dust port also accepts a standard 1-1/4"
vacuum tube for dust collection.
When sawing chemically pres-
sure treated lumber, paint that
may be lead based, or any other materials that
may contain carcinogens, use special precau-
tions. A suitable respirator must be worn by all per-
sonnel entering the work area. Work area should
be sealed by plastic sheeting and persons not pro-
tected should be kept out until work area is thor-
oughly cleaned.
BB4<1;8=6DBC;1>F=3DBC06
86DA4DBC;1>F0=3DBC06
DBC;1>FDBC06
DBC%>AC
!
WARNING
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 12
-13-
Disconnect plug from power
source before performing any as-
sembly, adjustment or repair to avoid possible injury.
NOTE: Your miter saw was completely adjusted at
the factory. However, during shipment, slight mis-
alignment may have occurred. Check the following
settings and adjust if necessary prior to using this
miter saw.
742:8=6J4E4;39DBC<4=C
1. Push head assembly down and push head as-
sembly lock pin to hold down head assembly.
2. Slide head assembly completely to the back and
tighten the rail lock knob.
3. Rotate table to miter position
4. Pull up bevel lock lever to loosen.
5. Check position of bevel range selector knob, it
should be at the -4position.
6. Tilt the saw assembly to the left counterclockwise.
Then rotate saw assembly to the right (clockwise).
Until you feel the stop in the vertical position
This is where the saw is currently set for the
bevel cut.
Lower the blade and engage the lock pin. Use a
combination square to check blade squareness
to the table. Place the square on the table and
press it against the blade. If the blade does not
contact the full length of the square, (figure 5), fol-
low the alignment procedure.
0;81A0C8=6;0340C346A44B
JC>C74C01;4
1. Lift bevel lock lever to release bevel lock.
2. Loosen bolt heads “Aand “B” with 10 mm open-
end wrench at least one full turn (Figure 6).
3. Place 4 mm Allen wrench bit onto multi purpose
tool and into setscrew “D” (Figure 6).
4. Loosen setscrew “D” with 4 mm Allen wrench - at
least 3 full turns.
5. Place combination square on table and against
fence. (See figure 5)
6. While rotating bolt head “C”, watch the saw blade
tilt until it is aligned with the combination square.
When aligned, remove the Allen wrench.
7. Tighten setscrew “D”.
8. Tighten 10 mm bolt heads A” & “B
9. Check and adjust bevel pointers to 0 degrees on
each side of bevel scale.
10. Push down bevel lock lever before cutting.
39DBC8=64E4;!>2:!4E4A)4=B8>=
1. Lift bevel lock lever to release bevel lock.
2. Place 17-mm open-end flat wrench on bolt head
“E” (Figure 6).
3. Turn nut “E” clockwise 1/8 turn to tighten bevel
lock tension or turn counter-clockwise to 1/8 turn
to loosen bevel lock tension.
4. Push down bevel lock lever.
5. Verify that bevel lock tension holds the bevel po-
sition secure and also allows bevel lock lever to
lock down to the point that a solid stop is felt.
6. If necessary, repeat steps 1 5 to adjust the
tension.
39DBC<4=CB
!
WARNING
)01;4
;034
><18=0C8>=
(@D0A4
4E4;!>2:
!4E4A
86DA4;034(@D0A4C>)01;4
86DA40;81A0C8=6;0340C346A44B
C>C74C01;4
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 13
-14-
742:8=6J4E4;39DBC<4=C
1. Push head assembly down and push head as-
sembly lock pin to hold down head assembly.
2. Slide head assembly completely to the back
and tighten the rail lock knob
3. Rotate table to the 0° miter position
4. Pull up bevel lock lever to loosen.
5. Check position of bevel range selector knob, it
should be at the 0°- 45° position.
6. Tilt the saw assembly to the left counterclock-
wise. Then rotate saw assembly to the right
(clockwise). Until you feel the stop in the 45° left
position – This is where the saw is currently set
for the 45° left bevel cut.
Use a head of combination square to check blade
at the 4 stop. Place the combination square
head on the table and press it’s 45° surface
against the blade. If the blade does not contact the
full length of the square, (figure 5), follow the align-
ment procedure.
Use a head of combination square to check blade
at the 4 stop. Place the combination square
head on the table and press it’s 45° surface
against the blade. If the blade does not contact the
full length of the square, (figure 5), follow the align-
ment procedure.
0;81A0C8=6;0340C346A44B
C>C74C01;4
1. Lift bevel lock lever to release bevel lock.
2. Tilt saw head to 45 degree stop on left side.
3. Place combination square frame (remove ruler)
with 45 side against the blade. (See figure 7)
4. Place 10 mm open-end wrench on bolt head “F”
(Figure 8).
5. While rotating bolt “F”, watch blade tilt move-
ment until it is aligned with the 45 degree sur-
face on combination square frame.
6. Check and adjust bevel pointers to 45 degrees
on each side of bevel scale.
7. Push down bevel lock lever before cutting.
86DA4;034J)>)74)01;4
;034J)>)74)01;4
39DBC<4=CB
)01;4
;034
><18=0C8>=
(@D0A4
4E4;!>2:
!4E4A
86DA40;81A0C8=6;0340C346A44B
C>C74C01;4
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 14
-15-
1. Make sure head assembly is pushed forward
near the center of the table and slide rail lock
knob is tightened.
2. Lower the head assembly, pull the lock pin out
and rotate it 90°, rotate to lock the head assembly
in the down position. Make sure table is in
detent and tighten miter lock knob. Place a com-
bination square against the fence and next to the
blade as illustrated. Locate the square properly
so it does not contact the tooth of saw blade.The
saw blade should contact the full length of the
square (Figure 9).
3. If blade does not contact the square, follow the
fence alignment procedure.
4=240;86=<4=C
a. Remove sliding fence extensions.
b. The head assembly should remain in lowered po-
sition.
c. Use multi purpose tool (supplied with model 5412
only) or use a 7/16" socket and loosen four (4) hex
bolts behind fence (Figure 10).
d. Adjust fence until blade and the fence has full
contact with the square.
e. Tighten hex bolts.
f. Re-attach sliding fence.
39DBC<4=CB
;034(@D0A4C>4=24
86DA4;034(@D0A4C>4=24
4=24
;034
><18=0C8>=(@D0A4
4G>;CB
86DA44=2439DBC<4=C
"8C4A(20;4
=3820C>A39DBC<4=C
1. Rotate table to 0° position and lock in place.
2. Raise the head assembly to the full-up position.
3. Loosen the Phillips screw that holds the indica-
tor in place (Figure 11).
4. Position the indicator to align with the miter
mark. Tighten the screw.
86DA4"8C4A(20;439DBC<4=C
"8C4A(20;4
=3820C>A
J"0A:
=3820C>A
39DBC<4=C
(2A4F
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 15
-16-
39DBC<4=CB
The kerf insert should be adjusted close to the
blade, but without touching the blade, to avoid tear-
out on the bottom of the workpiece.
1. Lower the head assembly and lock into position.
2. Loosen the six (6) kerf screws using the multi
purpose tool or multi purpose “Lwrench (Figure
12).
3. Adjust the kerf inserts as close to the blade
(teeth) as possible without touching the blade.
4. Tighten the kerf screws.
NOTE: At extreme bevel angles the saw blade may
slightly cut into kerf insert.
4A5=B4AC
4A5
=B4ACB
4A5
(2A4FB
4?C739DBC<4=C
86DA4 4A5=B4AC
When the diameter of the blade has been reduced
due to sharpening, it may be necessary to adjust
the depth stop. When a new blade is installed, it
is necessary to check the clearance of the blade
to the turn table structure.
(4CC8=6;0344?C75>A
#>A<0;D;;DCB
The depth stop adjustment is a feature used when
cutting grooves in the workpiece. (See page 27 for
cutting grooves.)
1. Loosen and turn both Jam Nuts to just above the
threaded end of the Depth Stop Bolt (Figure 13).
2. Press Depth Stop Release Button and pull up
Depth Stop Bolt until nuts hit the bottom of its
support frame (Figure 13).
3. Set the table to the 0° miter position. Push down
and slide back saw head to the full back position.
4. While looking at both the blade and the corner
where the fence meets the table, turn the Depth
Stop Bolt to set the blade depth to about 1/4 inch
below the table’s surface.
5. Release the saw head to the up position.
6. Turn both Jam Nuts to be tight against the bottom
of the support frame. Tighten nuts against each
other.
7. Practice slide cutting (with tool unplugged) to ver-
ify that the blade does not touch table. If it clears
the table, make a practice cut (with tool plugged)
on scrap wood to verify that the cut goes com-
pletely through the lower front edge of the work-
piece
Do not start the miter saw without
checking for interference between
the blade and the turn table structure. The blade
could be ruined if it cuts into the table structure.
(4CC8=6;0344?C75>ADCC8=6A>>E4B
The depth stop can be easily adjusted to limit the
cutting depth, such as when creating a rough slot.
(See page 27 for instructions)
4?C7(C>?
>;C
4?C7(C>?
'4;40B4DCC>=
0<
#DCB
86DA44?C739DBC<4=C
!
CAUTION
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 16
-17-
To avoid injury always observe the
following:
Unplug electric cord. Before transporting the saw,
rotate head and lock assembly to 60° right miter,
lock into detent, slide head assembly to the middle
of it’s rail, tighten the slide rail lock knob and lock
the head assembly in the lowered position.
!85C8=6(0F
To avoid back injury, hold the tool close to your
body when lifting. Bend your knees so you can lift
with your legs, not your back.
Lift by using the cast-in carry handles at each
side of the bottom of the base.
Alternate lifting method: When picking tool up
from ground, use rear carrying handle and front
carrying handle (above guard).
#4E4A 20AAH C74 C>>; 1H C74 B;834 A08;B C78B
<0H20DB41;03430<064
#4E4A;85CC>>;1H7>;38=6BF8C2770=3;4)78B
<0H20DB4B4A8>DB30<064
Never carry the miter saw by the power cord or the
operational handle. Attempting to lift or carry the
tool by the power cord will damage the insulation
and the wire connections resulting in electric shock
or fire.
Observe the position of the saw. People standing
behind it could be injured by thrown debris.
Place the saw on a firm, level surface where there
is plenty of room for handling and properly support-
ing the workpiece.
Bolt, nail or clamp the saw to its support.
420A45D;=>CC>>E4A3A8E4=08;
>A >E4AC>A@D4 C74 1>;C This
could crack foot or damage base.
)A0=B?>AC8=6%;024<4=C0=3">D=C8=6
!
CAUTION
!
WARNING
">D=C8=6??;820C8>=B
,>A:14=27
Mount the saw using either the four bolt holes
(5/16") or the four nail holes to the workbench
(Figure 14). Check for clearance to the left and right
of the saw.
1. Each of the four mounting holes should be bolted
securely using 5/16" bolts, lock washers, and hex
nuts (not included).
2. Locate and mark where the saw is to be mounted.
3. Drill four (4) 5/16" diameter holes through work-
bench.
4. Place the miter saw on the workbench aligning
holes in base with holes drilled in workbench. In-
stall bolts, lock washers and hex nuts. As an al-
ternative, you can mount the saw using drywall
screws in the four nail holes.
Supporting surface where saw is to be mounted
should be examined carefully after mounting to
ensure that no movement can occur during use.
If any tipping or walking is noted, secure the work-
bench or stand before operating the slide com-
pound miter saw.
'40A0AAH8=6
0=3;4
A>=C0AAH8=6
0=3;4
>;C>;4
#08;>;4
86DA4,>A:14=27">D=C8=6
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 17
-18-
%>AC01;4">D=C8=6*B8=6;0<?B
If necessary, clamp the miter saw to a workbench
or table top.
Place two (2) or more C” clamps on the clamping
areas and secure (Figure 15).
Be careful not to place clamps over the base
extension clamping levers (Figure 15).
Mounting with clamps will prevent access to some
wide miter angles.
">D=C8=6C74(0F
;0<?8=6A40B
;0<?8=6
A40B
86DA4%>AC01;4">D=C8=6*B8=6;0<?B
39DBC8=6C74>DA%>B8C8>=(F8C270=3;4">34;>=;H
(4CC8=6"08=0=3;48=4B8A43%>B8C8>=
The switch handle can be positioned in any of four
different orientations, depending on the cutting
situation and user preference.
vertical
horizontal
45° Left
45° Right
To reposition the main handle:
1. Release handle clamp (Figure 16).
2. Pull and hold handle rotation release lever
(Figure 16).
3. Rotate handle to desired location.
4. Let go over release lever to set handle into
place. Release lever will retract down only in
one of the four (4) positions
#>C4Power switch can not be actuated unless re-
lease lever is retracted down. Do not attempt to
switch tool on between handle position, damage
may occur.
5. Lock the handle clamp.
39DBC8=6C74>DA%>B8C8>=0=3;4
;0<?)4=B8>=
1. Open handle clamp.
2. Using 1.5 mm Allen wrench, increase tension by
turning both setscrews 1/4 turn to the left, tighten
by turning to the right. Always adjust both
setscrews by the same amount.
3. Close handle clamp.
4. Check the tension.
86DA4(4CC8=6"08=0=3;4%>B8C8>=
Pull to Rotate Handle
Pull to Rotate Handle
Pull to Rotate Handle
Pull to Rotate Handle
0=3;4;0<?
0=3;4
'>C0C8>=
'4;40B4
!4E4A
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:17 PM Page 18
-19-
0B82(0F$?4A0C8>=B
>3H0=30=3%>B8C8>=
Position your body and hands
properly to make cutting easier and
safer. Observe the following instructions (Figure 17).
86DA40=3%>B8C8>=B
Never place hands near cutting area. Keep hands
and arms outside the “No Hands” zone.
Note the "No Hands Zone" sticker located on each
side of the base. The "No Hands Zone" is defined
as the entire Table plus the portion of the Base on
the right and left that falls between the outer edge
of these two stickers and portions of the Fence
within this boundry.
Be aware of the path of the sawblade. Make a dry
run with the saw OFF by conducting a simulated
cutting cycle, and observe the projected path of the
sawblade. Keep hands out of the path of saw-
blade.
'.Q'*#NIt is important to know where the
blade will intersect with the workpiece during cut-
ting operations. Always perform the simulated cut-
ting sequence with the power tool switched OFF
to gain an understanding of the projected path of
the sawblade. Mentally note where the path of
sawblade will fall and set up your work to keep
your hands and arms out of the path of the spin-
ning blade. Adjust your clamps and fences so that
the smooth lower guard and cutting action is not
interfered with during cutting operation.
Hold workpiece firmly against table and fence to
prevent movement.
Keep hands in position until trigger has been
released and blade has stopped completely.
Never place hands on slide rails.
Keep feet firmly on the floor and maintain proper
balance.
Follow the miter arm when mitering left or right.
Stand slightly to the side of the saw blade.
The lower guard may not automat-
ically open under certain cutting
conditions. For example, when trying to cut work-
pieces that are near the maximum cutting height
capacity. Under these conditions or during the
sliding motion of cut, the workpiece can stop the
lower guard movement before the downward motion
of the arm could pre-open the lower guard.
5C78B>22DAB
Workpiece must be securely clamped. This frees
a hand to raise the guard by the lip just enough to
clear the workpiece (Figure 18).
Start the saw and begin your cut.
Once you have cleared the position where the
lower guard may bind, release the guard and it will
continue to operate automatically as you cut.
>AA42C
=2>AA42C*B4
%A>942C43!8=4$5DC
86DA4'08B8=6!>F4AD0A3
!8?
!>F4A
D0A3
,>A:?8424
!
WARNING
!
WARNING
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:18 PM Page 19
-20-
0B82(0F$?4A0C8>=B
,>A:?8424(D??>AC
Long workpieces have a tendency
to tip over unless clamped down
and properly supported from underneath.
;0<?B- The clamp easily secures a workpiece in
either of two (2) clamp holes behind the fence
(Figure 19 & 19a).
Minimum of 1/2" of knurl must engage clamp post
to be effective.
Adjust screw if necessary to clear fence or for large
differences in wood heights.
,>A:?8424;0<? ">34;=;H
1. Insert clamp post into clamp hole.
2. Loosen wing nut and ad-
just arm to proper height,
and securely tighten wing
nut.
3. Rotate screw knob of
the clamp clockwise to
tighten, counter-clockwise
to loosen.
4. Move the head assembly
to check clearance with
clamp.
&D82:2C8>=;0<?">34;>=;H
1. With clamp in open (lever
raised) position, insert
clamp into clamp post until
rubber foot comes into
contact with material.
2. Press down on lever to
tighten clamp.
3. Move the head assembly
to check clearance with
clamp.
4. Pull up on lever to release clamp.
There may be extreme compound
cuts where clamp cannot be used.
Support workpiece with hand outside No Hands
Zone. >=>CCAHC>2DCB7>AC?8424B that cannot
be clamped and cause your hand to be in the No
Hands Zone.
>A8I>=C0;;0<? The optional MS1221 Horizon-
tal Clamp and crown stop can be mounted on either
side of the tool and holds the workpiece firmly
against the fence.
>=E4=C8>=0;;0<?B – and other hold down de-
vices can be used to hold the workpiece firmly
against the table and the fence.
!>=6F>A:?8424BD??>AC
(;838=60B4GC4=B8>=B These extensions pro-
vide extra workpiece support and are especially use-
ful when cutting long workpieces. To reposition the
extensions, simply unlock the Base Extension
Clamping Levers, reposition the extensions, and re-
lock the levers (Figure 20). (See also Length Stop
on page 27.)
GCA0!>=60B4GC4=B8>='>3B – The optional
MS1222 Base Extension Kit allow the 5312 or
5412’s base extensions to extend out to 60”. Even
after these longer rods are installed on the base, the
base extensions can be fully retracted for trans-
portation and storage.
;>2:B - Long pieces need extra support. The base
height (3-3/4") is designed to match the standard
lumber of two 2x’s and one 1x. Boards of these
thicknesses can be used to create auxiliary support
extensions for long workpieces (Figure 21).
!
WARNING
!
WARNING
(;838=60B4GC4=B8>=B
;0<?!4E4AB
)F>GRB0=3$=4GRB
86DA4;>2:(D??>AC
;0<?
%>BC
;0<?
>;4
,8=6
#DC
A<
=>1
;0<?
%>BC
;0<?
>;4
(2A4F'>3
!4E4A
86DA4,>A:?8424;0<?
86DA40&D82:2C8>=;0<?
86DA4(;838=60B4GC4=B8>=B
2610009642 10/09 E:2610009642 10/09 E 10/20/09 3:18 PM Page 20
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Bosch 5312 User manual

Category
Mitre saws
Type
User manual
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