Bosch CM8S User guide

Category
Mitre saws
Type
User guide
For English Version Version française Versn en español
See page 2 Voir page 45 Ver la página 88
CM8S
IMPORTANT: IMPORTANTE: IMPORTANT :
Read Before Using Leer antes de usar Lire avant usage
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Operating/Safety Instructions
Instrucciones de funcionamiento y seguridad
Consignes de fonctionnement/sécurité
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 1
2;2?.9&.32AF%B92@
3<?2;05A<='<<9@
*<?8?2.
22= D<?8 .?2. 092.; .;1 D29996A Cluttered
benches and dark areas invite accidents.
< ;<A <=2?.A2 =<D2? A<<9@ 6; 2E=9<@6C2
.A:<@=52?2@ @B05 .@ 6; A52 =?2@2;02 <3
39.::./9296>B61@4.@2@<?1B@A Power tools
create sparks which may ignite the dust or fumes.
22=/F@A.;12?@05691?2;.;1C6@6A<?@.D.F
D5692 <=2?.A6;4 . =<D2? A<<9 Distractions
can cause you to lose control.
&A<?2 6192 A<<9@ <BA <3 ?2.05 <3 05691?2;.;1
<A52? B;A?.6;21 =2?@<;@ Tools are danger-
ous in the hands of untrained users.
< ;<A 92.C2 A<<9 ?B;;6;4 B;.AA2;121 AB?;
=<D2?<33Do not leave tool until it comes to a
complete stop.
! *#%&#$  $%## with pad
lock, master switches or by removing starter keys.
920A?60.9&.32AF
23<?2 =9B446;4 6; A52 A<<9 /2 02?A.6; A52
<BA92A C<9A.42 @B==9621 6@ 0<:=.A6/92 D6A5
A52 C<9A.42 :.?821 <; A52 ;.:2=9.A2 D6A56;
 An outlet voltage incompatible with that
specified on the nameplate can result in serious
hazards and damage to the tool.
<B/926;@B9.A21 A<<9@ .?2 2>B6==21 D6A5 .
=<9.?6G21 =9B4 <;2 /9.12 6@ D612? A5.; A52
<A52?'56@=9B4D69936A6;.=<9.?6G21<BA92A
<;9F<;2D.F3A52=9B41<2@;<A36A3B99F6;
A52<BA92A?2C2?@2A52=9B436A@A6991<2@;<A
36A 0<;A.0A . >B.963621 2920A?606.; A<
6;@A.99.=<9.?6G21<BA92A<;<A05.;42A52
=9B4 6; .;F D.F Double insulation eliminates
the need for the three-wire grounded power
cord and grounded power supply.
C<61 /<1F 0<;A.0A D6A5 4?<B;121 @B?3.02@
@B05 .@ =6=2@ ?.16.A<?@ ?.;42@ .;1 ?23?64
2?.A<?@ There is an increased risk of electric
shock if your body is grounded.
< ;<A 2E=<@2 =<D2? A<<9@ A< ?.6; <? D2A
0<;16A6<;@ Water entering a power tool will
increase the risk of electric shock.
< ;<A ./B@2A52 0<?1 "2C2? B@2 A52 0<?1
A< 0.??F A52 A<<9@ <? =B99 A52 =9B4 3?<: .;
<BA92A22= 0<?1 .D.F3?<: 52.A <69 @5.?=
2142@ <? :<C6;4 =.?A@ %2=9.02 1.:.421
0<?1@ 6::216.A29F Damaged cords increase
the risk of electric shock.
*52;<=2?.A6;4.=<D2?A<<9<BA@612B@2.;
<BA1<<? 2EA2;@6<; 0<?1 :.?821 T*U <?
T*UThese cords are rated for outdoor use and
r
educe the risk of electric shock.
$2?@<;.9&.32AF
&A.F.92?AD.A05D5.AF<B.?21<6;4.;1B@2
0<::<; @2;@2 D52; <=2?.A6;4 . =<D2?
A<<9 A moment of inattention or use of drugs,
alcohol or medication while operating power
tools can be dangerous.
?2@@ =?<=2?9F < ;<A D2.? 9<<@2 09<A56;4
<? 72D29?F <;A.6; 9<;4 5.6? 22= F<B?
5.6? 09<A56;4 .;1 49<C2@ .D.F 3?<: :<C6;4
=.?A@Loose clothes, jewelry or long hair can be
caught in moving parts. Roll long sleeves
above elbows. Rubber gloves and non-skid
footwear are recommended when working outdoors.
C<61 .00612;A.9 @A.?A6;4 2 @B?2 @D6A05 6@
T#U /23<?2=9B446;46; Carrying tools with
your finger on the switch or plugging in tools
that have the switch “ON invites accidents.
%2:<C2 .17B@A6;4 82F@ <? D?2;052@ /23<?2
AB?;6;4A52A<<9T#"U A wrench or a key that
is left attached to a rotating part of the tool will
be thrown.
< ;<A <C2??2.05 822= =?<=2? 3<<A6;4 .;1
/.9.;02 .A .99 A6:2@ Proper footing and bal-
ance enable better control of the tool in unex-
pected situations.
< ;<A @A.;1 <; A<<9 <? 6A@ @A.;1 Serious
injury may occur if the tool is tipped or if the cut-
ting tool is accidentally contacted. Do not store
materials on or near the tool such that it is nec-
essary to stand on the tool or its stand to reach them.
(@2 @.32AF 2>B6=:2;A 9D.F@ D2.? @.32AF
4<4492@ Dust mask, safety shoes, hard hat or
hearing protection must be used for appropriate
conditions. Everyday eyeglasses only have
impact-resistant lenses, they are NOT safety glasses.
'<<9(@2.;1.?2
(@2 09.:=@ <? <A52? =?.0A60.9 D.F A< @20B?2
.;1 @B==<?A A52 D<?8=6202 A< . @A./92 =9.A
3<?: Holding the workpiece by hand or against
your body is unstable. It allows for workpiece to
shift, causes binding of the tool and loss of
control.

&.32AF
“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.
T&)'&"&'%('#"&U
*%""
!
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 2

T&)'&"&'%('#"&U
<;<A3<?02A<<9(@2A520<??20AA<<93<?F<B?
.==960.A6<; The correct tool will do the job better
and safer at the rate for which it is designed. Do not
u
se the tool for purpose not intended - for example,
do not use the miter saw for slicing meats.
<;<AB@2A<<963@D6A051<2@;<AAB?;6AT#"U
<?T#U Any tool that cannot be controlled with
the switch is dangerous.
6@0<;;20A A52 =9B4 3?<: A52 =<D2? @<B?02
/23<?2 :.86;4 .;F .17B@A:2;A@ <? 05.;46;4
.002@@<?62@Such preventive safety measures
reduce the risk of starting the tool accidentally.
22= 0BAA6;4 A<<9@ @5.?= .;1 092.; 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 the blade
matches the direction of the arrow marked on the
tool and that the teeth are also pointing in the same
direction.
;@=20A 4B.?1@ /23<?2 B@6;4 . A<<9 22=
4B.?1@ 6; =9.02 5208 :<C6;4 =.?A@ 3<?
/6;16;4<?.;F<A52?0<;16A6<;A5.A:.F.3320A
A52;<?:.9<=2?.A6<;<?@.32AF32.AB?2@<3A52
A<<9 3 1.:.421 5.C2 A<<9 @2?C6021 /23<?2
B@6;4 A52 A<<9 Many accidents are caused by
poorly maintained tools.
< ;<A .9A2? <? :6@B@2 A<<9 Any alteration or
modification is a misuse and may result in seri-ous
personal injury.
'52B@2<3.;F<A52?.002@@<?62@;<A@=2063621
6;A56@:.;B.9:.F0?2.A2.5.G.?1 Accessories
that may be suitable for one type of tool may
become hazardous when used on an inappropriate
tool.
&2?C602
'<<9 @2?C602 :B@A /2 =2?3<?:21 <;9F /F
>B.963621 ?2=.6? =2?@<;;29 Service or mainte-
nance performed by unqualified personnel may
result in misplacing internal wires and compo-nents
which could cause serious hazard.
*52; @2?C606;4 . A<<9 B@2 <;9F 612;A60.9
?2=9.02:2;A =.?A@ <99<D 6;@A?B0A6<;@ 6;
A52 !.6;A2;.;02 .;1 B/?60.A6<; @20A6<; <3
A56@ :.;B.9 Use of unauthorized parts or
failure to follow maintenance instructions may
create a hazard.
&.32AF%B92@3<?!6A2?&.D@
'< ?21B02 ?6@8 <3 6;7B?F B@2 @.D /9.12 ?.A21
:6;%$!<?4?2.A2?
<? /2C29 <? 0<:=<B;1 0BAA6;4 .17B@A @9616;4
32;02092.?<3/9.12=.A5.;14B.?1@F@A2:
23<?2 @.D6;4 .9D.F@ 05208 A5.A A52?2 6@ ;<
6;A2?32?2;02 /2AD22; :<C6;4 .;1 @A.A6<;.?F
=.?A@<3A52@.D<;<A<=2?.A2A52@.D6;A52
3<99<D6;4?.;42<3:6A2?.;1/2C290<:/6;.A6<;@
23A2C29OA<O$ (&%645A!6A2?OA<O
These miter and bevel combinations may result in
interference between the sliding and stationary parts
of the saw or between the sliding parts and the work
piece - to make cut remove sliding fence and sliding
fence lock knob.
(@2 09.:=@ A< @B==<?A D<?8=6202 D52;2C2?
=<@@6/92 3@B==<?A6;4 A52 D<?8=6202 /F5.;1
F<B :B@A .9D.F@ 822= 5.;1 <BA@612 <3 T"<
.;1U .?2. .@ :.?821 D6A5 . @F:/<9 <; A52
/.@2<;<AB@2A56@@.DA<0BA=6202@A5.A.?2
A<<@:.99A</2@20B?29F09.:=21Your hand, if
placed inside the “No Hands” region, can easily slip
or be pulled into the blade.
<;<A?2.056;/.08<3A52@.D/9.12/256;1A52
32;02D6A526A52?5.;1A<5<911<D;<?@B==<?A
A52D<?8=6202?2:<C2D<<1@0?.=@<?3<?.;F
<A52? ?2.@<; The proximity of the spinning saw
blade to your hand may not be obvious and you may
be seriously injured.
"2C2? 0?<@@ F<B? 5.;1 <C2? 6;A2;121 96;2 <3
0BAA6;4Supporting the workpiece “cross hand-ed,”
i.e., holding the left side of the workpiece with your
right hand, is very dangerous.
9D.F@ 16@0<;;20A A52 =<D2? 0<?1 3?<: A52
=<D2?@<B?02/23<?2:.86;4.;F.17B@A:2;A@<?
.AA.056;4 .;F .002@@<?62@ You may
unintentionally start the saw, leading to serious
personal injury.
!6A2?@.D@.?26;A2;121A<0BAD<<1<?D<<1
9682=?<1B0A@A52F0.;;<A/2B@21D6A5./?.@6C2
0BA<33D5229@3<?0BAA6;432??<B@:.A2?6.9@B05
.@ /.?@ ?<1@ @AB1@ 2A0 <D2C2? 63 0BAA6;4
:.A2?6.9@ 9682 .9B:6;B: <? <A52? ;<;32??<B@
:2A.9@ B@2 <;9F @.D /9.12@ @=206360.99F
?20<::2;121 3<? ;<;32??<B@ :2A.9 0BAA6;4
Cutting ferrous materials causes excessive sparking
and will damage the lower guard and overload the
motor.
;@=20A F<B? D<?8=6202 /23<?2 0BAA6;4 3
D<?8=62026@ /<D21 <?D.?=2109.:= 6A D6A5
A52 <BA@612 /<D21 3.02 A<D.?1 A52 32;02
9D.F@:.8202?A.6;A5.A A52?26@;<4.=/2
AD22;A52D<?8=620232;02.;1A./92.9<;4A52
96;2<3A520BA 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 workpiece.
&.32AF
“READ ALL INSTRUCTIONS” Failure to follow the SAFETY RULES identified by
B
ULLET (
)
symbol listed BELOW, and other safety precautions, may result in serious personal injury.
*%""
!
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 3
<;<AB@2A52@.DB;A69A52A./926@092.?<3
.
99A<<9@D<<1@0?.=@2A02E02=AA52D<?8
=6202 Small debris, loose pieces of wood or
other objects that contact the revolving blade
can be thrown with high speed at the operator.
<;<A3221D<?8=62026;A<A52/9.12<?0BA
T3?225.;1U 6; .;FD.F*<?8=6202:B@A /2
@A.A6<;.?F .;1 09.:=21 <? /?.021 /F F<B?
5.;1 Saw must be fed through the workpiece
smoothly and at a rate which will not overload
the saw’s motor.
BA <;9F <;2 D<?8=6202 .A . A6:2 Multiple
workpieces cannot be adequately clamped or
braced and may bind on the blade or shift dur-
ing cutting.
2 02?A.6; A52 :6A2? @.D 6@ :<B;A21 <?
=9.021<;.92C2936?:D<?8@B?3.02/23<?2
B@6;4 A level and firm work surface reduces
the risk of the miter saw becoming unstable.
$9.; F<B? D<?8 $?<C612 .12>B.A2 @B==<?A
.002@@<?62@ @B05 .@ A./92@ @.D 5<?@2@
A./922EA2;@6<;2A03<?D<?8=6202@D612?<?
9<;42? A5.; A52 A./92 A<= @22 =.42 .
Workpieces longer or wider than the miter saw
table can tip if not securely supported. If the
cutoff piece or workpiece tips, it can lift the lower
guard or be thrown by the spinning blade.
< ;<A B@2 .;<A52? =2?@<; .@ . @B/@A6ABA2
3<? . A./92 2EA2;@6<; <? .@ .116A6<;.9 @B=
=<?A Unstable 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.
'52 0BA<33 =6202 :B@A ;<A /2 7.::21
<? =?2@@B?21 /F .;F <A52? :2.;@
.4.6;@AA52 @=6;;6;4 @.D /9.12 If confined,
i.e., using length stops, it could get wedged
against the blade and thrown violently.
9D.F@B@2.09.:=<?.36EAB?212@64;21A<
=?<=2?9F @B==<?A ?<B;1 :.A2?6.9 @B05 .@
1<D29?<1@<?AB/6;4Rods have a tendency
to roll while being cut, causing the blade to “bite”
and pull the work with your hand into the blade.
*52; 0BAA6;4 6??24B9.?9F @5.=21 D<?8
=6202@=9.;F<B?D<?8@<6AD699;<A@96=.;1
=6;05A52/9.12.;1/2A<?;3?<:F<B?5.;1
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.
2A A52 /9.12 ?2.05 3B99 @=221 /23<?2 0<;
A
.0A6;4 A52 D<?8=6202 This will help avoid
thrown workpieces.
3A52D<?8=6202<?/9.12/20<:2@7.::21
<
? /<4421 1<D; AB?; :6A2? @.D T#U /F
?292.@6;4 @D6A05 *.6A 3<? .99 :<C6;4 =.?A@
A<@A<=.;1B;=9B4A52:6A2?@.DA52;D<?8
A<3?22A527.::21:.A2?6.9Continued saw-
ing with jammed workpiece could cause loss of
control or damage to miter saw.
3A2? 36;6@56;4 A52 0BA ?292.@2 A52 @D6A05
5<91A52@.D.?:1<D;.;1D.6A3<?/9.12A<
@A<=/23<?2?2:<C6;4D<?8<?0BA<33=6202
3 /9.12 1<2@ ;<A @A<= D6A56; 36C2  @20
<;1@B;=9B4A52@.D.;13<99<DA526;@A?B0
A6<;@ 6; A52 '?<B/92@5<<A6;4 @20A6<;
REACHING WITH YOUR HAND UNDER A
COASTING BLADE IS DANGEROUS!
'52?2 .?2 .116A6<;.9 @.32AF 6;@A?B0A6<;@
3<? =.?A60B9.? <=2?.A6<;@ <3 A52 @.D 6; A52
&.D#=2?.A6<;@@20A6<;%2.1A52?2@A<3A52
:.;B.93<?@.32<=2?.A6<;
'52!&:6A2?@.D5.@.;2EA?2:29F@:<<A5
.0A6<;.;1?2>B6?2@A52<=2?.A<?A<36?:9F4?6=
A525.;192 /23<?2AB?;6;4T#"UA52@.D<?
@9612.0A6<;0BAA6;436?@A4?6=A52@D6A055.;192
6;A52($=<@6A6<;.;1=B99<BA/.08A<A523B99F
2EA2;121 =<@6A6<; '52 /9.12 :B@A 092.? A52
D<?8=6202!.8202?A.6;A52 09.:= 1<2@ ;<A
6;A2?32?2 D6A5 A52 4B.?1 .;1 52.1 .@@2:/9F
&20<;1AB?;@.DT#"U.;19<D2?A52@.DA<
A52 A./92 '52; $(& @.D A5?<B45 A52
D<?8=6202%292.@2A52@D6A05.;1D.6A3<?A52
/9.12 A< 0<:=92A29F @A<= /23<?2 ?.6@6;4 A52
52.1.@@2:/9F.;1?2:<C6;4 A52 D<?8=6202
Never “pullcut,” since blade may climb the
workpiece, causing KICKBACK.
<? 05<=.0A6<; 0BAA6;4 :<C2 A52 52.1
.@@2:/9F A<A52 ?2.? .@ 3.? .@ 6A D6994<.;1
2;4.42A52:205.;6@:9<08'52;AB?;A52@.D
T#"U.;1 9<D2? A52 52.1 .@@2:/9FA< :.82
A52 0BA %292.@2 A52 @D6A05 .;1 D.6A 3<? A52
/9.12 A< 0<:=92A29F @A<= /23<?2 ?.6@6;4 A52
52.1.@@2:/9F.;1?2:<C6;4 A52 D<?8=6202
Failure to lock the mechanism can cause the blade
to suddenly climb up on the top of the
workpiece and force itself toward you.
&.32AF
“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.
*%""
!
T&)'&"&'%('#"&U

BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 4

< ;<A .99<D 3.:696.?6AF 4.6;21 3?<: 3?2>B2;A
B
@2<3F<B?:6A2?@.DA</20<:20<::<;=9.02
Always remember that a careless fraction of a
second is sufficient to inflict severe injury.
THINK SAFETY! SAFETY IS A COMBINATION
OF OPERATOR’S COMMON SENSE,
KNOWLEDGE OF THE SAFETY AND
OPERATING INSTRUCTIONS AND
ALERTNESS AT ALL TIMES WHEN THE MITER
SAW IS BEING USED.
'*%""&&#*"#*
"#("#",#(%'##
'& *%""& % #" , #""&
#%!#'!#%' &',%( &
" $%('#"& '' $$% " ,#(%
#*"%V& !"(  ', &%) &
%!"%#&',%( &"#%
&#$%'#"#'&!'%&*
&<:2 1B@A 0?2.A21 /F =<D2?
@
.;16;4@.D6;44?6;16;41?6996;4
.;1 <A52? 0<;@A?B0A6<; .0A6C6A62@ 0<;A.6;@
052:60.9@8;<D;A<0.B@20.;02?/6?A512320A@<?
<A52??2=?<1B0A6C25.?:&<:22E.:=92@<3A52@2
052:60.9@.?2
• 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 specially designed to filter
out microscopic particles.
DESIGNATED DANGER
ZONES - AVOID POSITIONING
HANDS, FINGERS OR ARMS
IN THE AREA DESIGNATED
BY THIS SYMBOL.
&.32AF
“READ ALL INSTRUCTIONS” Failure to follow the SAFETY RULES identified by
B
ULLET (
)
symbol listed BELOW, and other safety precautions, may result in serious personal
injury.
T&)'&"&'%('#"&U
*%""
!
*%""
!
*%""
!
Do not use the Bosch CM8S miter saw to cut fiber cement board. The Bosch miter saw is not
intended to cut fiber cement board.
*%""
!
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 5
920A?60.9%2>B6?2:2;A@
Connect this saw to a 120V, 15-amp branch cir-
cuit with a 15-amp fuse or circuit breaker. Using
the wrong size fuse can damage the motor.
Fuses may “blow” or circuit breakers may trip
frequently 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.
Most motor troubles may be traced to loose or
incorrect connections, overload or low voltage
(such as small size wire in the supply circuit or
overly long supply circuit wire). Always check
the connections, the load and the supply circuit
whenever motor does not work well.

<B/92;@B9.A21'<<9@
Double insulation is a design concept used in
electric power tools which eliminates the need for the
t
hree-wire grounded power cord and grounded power
supply system. It is a recognized and approved
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
REPLACEMENT PARTS.
POLARIZED PLUGS. 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 install the proper outlet. To
reduce the risk of electrical shock, do not change
the plug in any way.
EA2;@6<;<?1@
R
eplace damaged cords immediately. Use of
damaged cords can shock, burn or electrocute.
If an extension cord is necessary, a cord with
adequate size conductors should be used to pre-
vent excessive voltage drop, loss of power or
overheating. The table shows the correct size to
use, depending on cord length and nameplate
amperage rating of tool. If in doubt, use the next
heavier gauge. Always use UL and CSA listed
extension cords.
%#!!"&-&#+'"&#"#%&
Tool 120-volt AC Tools
Ampere Cord Length in Feet
Rating Cord Size in AWG
25 50 100 150
3-6 18 16 16 14
6-8 18 16 14 12
8-10 18 16 14 12
10-12 16 16 14 12
12-16 14 12 N/A N/A
NOTE: The smaller the gauge number, the heavier
the cord.
&.32AF
“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.
T&)'&"&'%('#"&U
*%""
!
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 6

&.32AF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
G
eneral Safety Rules for Benchtop Tools . . . . 2-3
Safety Rules for Miter Saws . . . . . . . . . . . . . . 3-6
920A?60.9%2>B6?2:2;A@ . . . . . . . . . . . . . . . . . . . 6
'./92<3<;A2;A@ . . . . . . . . . . . . . . . . . . . . . . . . . 7
2AA6;4A<;<D,<B?!6A2?&.D . . . . . . . . . . . 8-9
@@2:/9F . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-14
Unpacking and Checking Contents . . . . . . . . . 10
Tools Needed for Assembly and Alignment . . . 11
Attaching Loose Parts . . . . . . . . . . . . . . . . . . . 12
Removing and Installing Blades . . . . . . . . . . . . 13
Assembling Dust Collection System. . . . . . . . . 14
17B@A:2;A@. . . . . . . . . . . . . . . . . . . . . . . . . . 15-20
Using the Head Assembly Lock Pin . . . . . . . . . 15
Depth of Cut Adjustment . . . . . . . . . . . . . . . . . 16
Miter Detent System . . . . . . . . . . . . . . . . . . . . . 17
Kerf Insert. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Bevel Stop . . . . . . . . . . . . . . . . . . . . . . . 18-19
45° Bevel Stop . . . . . . . . . . . . . . . . . . . . . . . . . 20
'?.;@=<?A6;4.;1!<B;A6;4 . . . . . . . . . . . . . 21-22
Transporting . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Mounting Applications. . . . . . . . . . . . . . . . . . . . 22
$?2=.?6;43<?&.D#=2?.A6<;@ . . . . . . . . . . . 23-28
Switch Activation. . . . . . . . . . . . . . . . . . . . . . . . 23
Body and Hand Positions . . . . . . . . . . . . . . . . . 24
W
orkpiece Support . . . . . . . . . . . . . . . . . . . 25-27
Miter Detent . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
&.D#=2?.A6<;@ . . . . . . . . . . . . . . . . . . . . . . . 29-40
Chop Cuts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Slide Cuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Miter Cuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Bevel Cuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Compound Cuts . . . . . . . . . . . . . . . . . . . . . . . . 32
Cutting Grooves . . . . . . . . . . . . . . . . . . . . . . . . 33
Cutting Base Molding . . . . . . . . . . . . . . . . . . . . 34
Cutting Crown Molding . . . . . . . . . . . . . . . . . . . 34
Crown Molding Angled to Table and Fence . . . 35
Crown Molding Lying Flat on Table . . . . . . . . . 36
Auxiliary Fence . . . . . . . . . . . . . . . . . . . . . . . . . 37
Crown Molding Auxiliary Fence. . . . . . . . . . 38-39
Special Cuts . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
!.6;A2;.;02.;1 B/?60.A6<; . . . . . . . . . . . .41-42
'?<B/92@5<<A6;4 . . . . . . . . . . . . . . . . . . . . . . 42-46
Troubleshooting Guide Electrical. . . . . . . . . . 42
Troubleshooting Guide General . . . . . . . . 43-44
002@@<?62@ . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
'./92<3<;A2;A@
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 7
'< .C<61 6;7B?F 3?<: .00612;A.9
@A.?A6;4?2:<C2=9B43?<:=<D2?
@<B?02<BA92A/23<?2:.86;4.;F.17B@A:2;A@
 &D6A05 <08# %292.@2 BAA<;@ One of
these two buttons must be pressed before the
power switch can be pressed.
 $<D2?&D6A05 – The power switch used with the
switch “Lock-OFF” release button energizes the
unit.
 !.6;.;192 This handle contains the power
switch. Pulling this handle down lowers the blade
into the workpiece.
 <D2? 9.12 B.?1 The lower blade guard
helps protect your hands from the spinning
blade. It retracts as the blade is lowered.
 9.12 Use only 8
1
2" (216 mm) diameter blades
with
5
8" (15.88 mm) diameter arbor holes.
 56= 23920A<? Deflects cut-off workpieces
from entering the upper guard.
 (==2? B.?1 Covers upper portion of the
blade.
 &9616;4 2;02 Supports the workpiece. The
fence also has holes to secure an auxiliary fence
if desired.
 &A.A6<;.?F2;02 Stationary fence is bolted
to the base and will support the workpiece when
the sliding fence is removed.
2?3 ;@2?A@ Kerf inserts can be adjusted to
different blade widths to minimize workpiece
tear-out.
 !6A2?2A2;A#C2??612 – Allows detent action to
be locked out, allowing for micro-adjustments to
any miter angle.
!6A2? <08;</ The miter lock knob locks the
miter saw table at any desired miter angle.
!6A2? 2A2;A 2C2? The lever releases the
table from the detent.
 ?<;A &A./696G6;4 <<A Provides additional
support and stability when making slide cuts.
!6A2?&0.92!6A2?$<6;A2? The pointer rotates
with the table and blade. It points to the miter
scale to indicate the angle setting before a cut is
made.
!6A2? 2A2;A $9.A2 The position of the plate
can be adjusted to set the accuracy of its detent
locations.
!6A2?2A2;A@ There are ten (10) miter detent
slots for fast and accurate miter cuts of common
miter angles.
'./92 – Sits in base, provides workpiece support,
rotates for desired miter cuts and rotates the
head assembly. The front extended part of the
table is called the miter arm.
'<<9!<B;A6;4$.1@ The four corners of the
saw provide areas to clamp, bolt or nail the saw
to a flat work surface.

*%""
!
2AA6;4'<;<D,<B?!6A2?&.D
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 8
2AA6;4'<;<D,<B?!6A2?&.D
"#''<C62D6A2:@A5?<B45@22=.42
.@2 EA2;@6<; 9.:=6;4 2C2?@ – Lock the
base extensions at the desired positions.
&9616;4 .@2 EA2;@6<;@ Provide extra work
support. Useful when cutting long workpieces.
 %B//2?23920A<? Attaches to bottom of chute.
Deflects dust into the chute.
B@A5BA2 – Directs sawdust up and through the
elbow and to the bag.
B@A.4 Has a zipper at the bottom. Bag can
be uncoupled for emptying.
&9612%.69 <08;</ The slide rail lock knob
locks the slide rail when you are not making slide
cuts and when you are transporting the saw.
9.:= Use to hold the workpiece to the table
and base insert into clamp post location
(item 32).
2=A5&A<=&0?2D Turn the knob end to adjust
the blade depth for cutting grooves.
2=A5 &A<= $9.A2 Plate can be swung out to
limit the depth of the blade travel.
 XBE696.?F9.:=<92 – used to appropriately
clamp material at angles from 55˚to 60˚ right.
 23A2C29&A<=6;160.A<? – allows you to set the
most common bevel stops 0°, 22.5°, 33.9°, 45°
and 47° Left.
 9.12<9A<C2?$9.A2 – Covers the blade bolt.
2C29 &0.92 .;1 $<6;A2?@ Scale is large to
allow user to easily read bevel angles. Pointer
indicates what the current angle is.
9.:=$<@A <0.A6<;@ – Two vertical post holes in
the base provided to insert the clamp (item 26).
!6A2? 2A2;A $9.A2 &0?2D@ Four screws
accessible through holes in the miter scale. These
screws are loosened when adjusting position of
the detent plate.
?/<? <08 Press arbor lock button to keep
blade from rotating when loosening or tightening
arbor bolt during blade removal or installation.
!<A<?.= Provides access for inspecting and
replacing brushes.
2.1 @@2:/9F <08 $6; – Used to lock the
head assembly in the lower position for
transporting.
2C29 <08 2C2? The front-positioned bevel
lock lever locks the head assembly at the desired
bevel angle.
 '<= .??F6;4 .;192 Used for lifting and
transporting of saw.
 .@A6; .??F .;192@ Used for lifting and
transporting of saw.
  24?22 2C29 &A<= – Can slide forward to
allow for -2 degree bevel cuts.
 ::52E82F Used to change the blade and to
make tool adjustments.

38
3
2
33
34
35
3
7
39
40
3
6
4
1
42
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 9

@@2:/9F
(;=.086;4.;152086;4<;A2;A@
(;=.086;4A52!6A2?&.D When removing this tool
from packaging materials, reach down to the two side
carry-handle locations and slowly lift until it clears the
package.
'
<.C<61@2C2?2=6;056;4;2C2?
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@F@A2:
52086;4<;A2;A@6;$.08.42 Open the top of
the package and look for the included loose parts.
Refer to the diagram below.
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16@0<;;20A =9B4 3?<: =<D2?
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*%""
!
*%""
!
Workpiece Clamp
Manual
Op e rating / Safet y Instr u c tions
Loose Parts - 1 of each shown
Check off for each part
Dust Bag
5mm Hex Key
Auxiliary Clamp Hole
Screws for Auxiliary
Clamp Hole
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 10
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'<<9@"221213<?@@2:/9F.;1964;:2;A
Combination Square
5mm Hex Key
(supplied)
#2 Phillips Screwdriver
4mm Hex Key
<:/6;.A6<;&>B.?2!B@A2'?B2
52086;4<:/6;.A6<;&>B.?2
1. Position square and
draw a light line
2. Flip square
(shown in dotted position)
3. Check edge of flipped
square against the drawn line.
There should be no gap or
overlap at the bottom end.
drawn line
3/4" board with
straight top edge
no gap or overlap
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 11
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16@0<;;20A =9B4 3?<: =<D2?
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&A<?6;4A52::2E2F
There is a storage location on the saw to store the
5mm hex key. Insert the short leg of the hex key
through the rubber grommet as shown. Rotate long
leg under hook (see figure 1).
NOTE: The 5mm hex key is needed to change the
blade and to make tool adjustments.
AA.056;4XBE696.?F09.:=5<92
1. Position the 60˚ auxiliary clamp hole as shown in
figure 2.
2. Insert the screws provided into holes and tighten
with Philips screwdriver.
The 60˚ auxiliary clamp hole is used to appropriately
clamp material at angles from 55 ˚to 60˚ right see
page 25 for clamping instructions.
Grommet
5
mm
Hex Key
H
ook
*%""
!
FIG. 1
FIG. 2
BE696.?F
9.:=<92
!<B;A6;4
&0?2D@
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 12
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!<C6;49.12<9A<C2?$9.A2
1. Position the saw in the UP position and at 0 bevel.
If in the DOWN position, press down slightly on the
saw head assembly and pull out the head
assembly lock pin, then allow the saw head to
come up.
2. Loosen rear cover plate screw two full turns using
the provided hex wrench (figure 3).
3. Loosen and remove the front cover plate screw
using the provided hex wrench.
4. Rotate the cover plate down in a clockwise
direction.
%2:<C6;49.12
1. Press and hold the arbor lock (red button on
opposite side of upper guard item 35, page 9).
Rotate the blade slowly while pressing the arbor
lock until it fully seats into its lock position.
2. Using the 5mm hex key, loosen the blade bolt by
firmly turning it 09<08D6@2. NOTE: This bolt has
left-hand threads.
3. Remove the blade bolt and outer washer.
4. Retract the lower blade guard and hold with one
hand. Then carefully remove the blade by sliding
the blade away from the inner washer and off the
arbor shaft, then down and away from the saw.
Leave the inner washer on the arbor shaft.
;@A.996;4
W 9.12
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/9.129.?42?<?@:.992?A5.;
W
16.:2A2? .;1  .?/<? '52 /9.12V@ :.E6:B:
=9.A2A5608;2@@6@
'< ?21B02 ?6@8 <3 6;7B?F B@2 @.D /9.12 ?.A21
:6;%$!<?4?2.A2?
1. Carefully handle the new blade. Check that the
rotation arrow on the blade matches the rotation
arrow on the lower guard. Slide the blade up and
between the sides of the chip deflector and over
the arbor shaft. Move the blade so its arbor hole
goes around the support ring of the inner washer
(see figures 3 and 4).
2. Place the outer washer over the arbor shaft and
finger-tighten the blade bolt (counterclockwise).
Check that the blade remained on the inner
washer’s support ring.
3. Rotate the blade slowly while pressing the arbor
lock until it fully seats into its lock position.
4. Using the 5mm hex key, firmly tighten the blade
bolt 0<B;A2?09<08D6@2. NOTE: This bolt has left-
hand threads. Do not over tighten.
5. Be sure the arbor lock is released so the blade
turns freely.
6. Place the 5mm hex key back in storage area.
7. Raise the blade bolt cover plate and screw into
place using the provided hex wrench.
3A2? 6;@A.996;4 . ;2D /9.12
:.82 @B?2 A52 /9.12 1<2@ ;<A
6;A2?32?2D6A5A52A./926;@2?A.AO.;1O/2C29
=<@6A6<;@ <D2?A52/9.126;A<A52/9.12@9<A.;1
052083<?.;F0<;A.0AD6A5A52/.@2<?AB?;A./92
@A?B0AB?23A52/9.120<;A.0A@/.@2<?A./92@228
.BA5<?6G21@2?C602
Outer Washer
Inner Washer
Blade Bolt
Saw Blade
Arbor Shaft
Support Ring
*%""
!
*%""
!
Blade Bolt
Blade
Rotation
Arrow
Blade Bolt
Cover Plate
Front Cover
Plate Screw
Rear Cover
Plate Screw
*%""
!
FIG. 3
FIG. 4
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 13
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AA.056;4A52B@A.4
To attach the dust bag, squeaze the two wire tabs
together and slide the dust bag over the dust port rib
(see figure 5).
(@6;4.;192.;6;4A52B@A.4
(@6;4B@A.4 Attach the clean bag to the dust
port.
92.;6;4B@A.4 – After the dust bag is 2/3 to 3/4
full, remove it from the saw. Bring the bag to a proper
container and pull open the zipper located on the
bottom of the bag. Hold the bag by the coupler end
and shake it vigorously until all the dust and debris
fall from it. Close zipper and reattach the bag.
NOTE: Clean the bag at the end of the cutting
session and before transporting or storing the saw.
2 2EA?2:29F 0.?23B9 D52;
16@=<@6;4 <3 1B@A !.A2?6.9@ 6;
36;2=.?A60923<?::.F/22E=9<@6C2<;<AA5?<D
@.D1B@A <; .; <=2; 36?2 &=<;A.;2<B@
0<:/B@A6<;6;A6:2:.F?2@B9A3?<:A52:6EAB?2
<3<69<?D.A2?D6A51B@A=.?A6092@
AA.056;4.).0BB:92.;2?
The elbow has an exit port which will accept a
standard 35mm diameter vacuum fitting or a 1-1/4"
tube diameter. The 35mm diameter fitting is the
standard size used on the Bosch Vacuum Cleaners.
For larger vacuum tube sizes, use an adaptor.
AA.056;4A<).0BB: Insert the vacuum fitting or
tube into the exit port as far as it will go, (figure 6).
Check to see that the vacuum hose is free from the
mechanism and cutting path before plugging saw into
power source.
%2=<@6A6<;6;4<?%2:<C6;4A52
%B//2?23920A<?
The rubber deflector extends the range of dust and
debris collection and should be left on the tool for
maximum dust pickup efficiency, (figure 7). When
slide cutting extra-tall materials (2-3/4" high), the
rubber deflector will contact and flex over these
materials. It will also contact and flex when the saw is
pulled back before the cut. It will return to its original
shape after the cut.
%2=<@6A6<;6;423920A<? If the operator wants to
avoid the contact of the rubber deflector with the
material, the deflector can be temporarily folded up
and over the back of the dust chute. If the operator
permanently wants no contact of the deflector with
the material being cut, the deflector may be removed.
*%""
!
*%""
!
Vacuum
Hoses
35 mm
Diameter
1-1/4 inch
Diameter
Exit
Port
@@2:/9F
@@2:/96;4B@A<9920A6<;&F@A2:
FIG. 5
FIG. 6
Rubber
Deflector
FIG. 7
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 14

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2.1@@2:/9F <08$6;
T
he head assembly lock pin (figure 8) is used to hold
the saw’s head assembly in the DOWN position. This
position prevents the head from bouncing up and
down during transportation. This also makes the saw
more compact for lifting and storage. This position is
also required for some calibrating procedures.
'<;4.42A522.1@@2:/9F <08$6;
1. Check that the depth stop plate is disengaged,
pressed in against saw head, (figure 9).
2. Grasp the saw’s main handle and press down on
the head assembly.
3. While pressing the saw head down, push in on the
head assembly lock pin, (figure 8). Release the
head assembly. The head will be locked in the
DOWN position.
'<6@2;4.42A522.1@@2:/9F <08$6;
1. Grasp the main handle and press down on the
head assembly.
2. While pressing the head down, pull out the head
assembly lock pin. Release the lock pin, but
maintain your grip on the main handle. Slowly
allow the spring-loaded saw head to come up to
the top of its travel and then release the handle.
17B@A:2;A@
(@6;4A522.1@@2:/9F <08$6;
*%""
!
FIG. 8
FIG. 9
2.1
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BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 15
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17B@A:2;A@
2=A5<3BA
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.17B@A:2;A@<??2=.6?@
When a new blade is installed, it may be necessary
t
o check the clearance of the blade to the turntable
structure. The depth stop plate is a feature provided
to allow for (normal) full-depth cuts or non-through
cuts used to cut grooves.
&2AA6;49.122=A53<?"<?:.9
B992=A5BA@
1. When making normal full-depth cuts, push the
depth stop plate in toward the saw head (see
figure 10). This will allow the depth stop screw to
pass through the hole in the plate.
2. Check for full depth of cut:
a. Set table at 0° miter and push saw fully back.
b. Pull out head assembly lock pin to the release
position.
c. Push down saw head and watch the depth stop
screw pass through the stop plate without any
binding or contact with the plate.
&2AA6;49.122=A53<?"<;'5?<B45
BA@3<?BAA6;4?<<C2@
NOTE: For best results, Bosch recommends the use
of a table saw with an optional dado blade set for
cutting grooves and non-through cuts. In the event
this is not available, the feature described below is a
convenient alternative.
1. Release (pull out) the head asembly lock pin and
allow the saw head to move fully up. Slide saw
head to the full back position.
2. Pull the depth stop plate out away from the saw
head (see figure 11).
3. Grip the main handle (item 3, page 8) and push
down the saw head while watching the depth stop
screw contact the top surface of the depth stop
plate.
4. Turn the knob at the end of the depth stop screw
(while the threaded end is in contact with stop
plate) and watch the bottom of the saw blade
move. This adjustment sets the depth of cut.
See page 33 for “Cutting Grooves” instructions.
*%""
!
FIG. 11
2=A5
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FIG. 10
<?"<;'5?<B45BA@
<?B992=A5BA@
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 16

17B@A:2;A@
!6A2?2A2;A&F@A2:
'
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16@0<;;20A =9B4 3?<: =<D2?
@<B?02 /23<?2 =2?3<?:6;4 .;F .@@2:/9F
.17B@A:2;A@<??2=.6?@
.96/?.A6;4!6A2?2A2;A&F@A2:
1. Engage the miter detent at the 0° position. Loosen
the miter lock knob 1/2 turn.
2. Look for four round holes in the miter scale plate.
In each hole is a screw. Use a Philips screwdriver
to loosen all four screws 1 to 2 turns. This will
loosen the miter detent plate (see figure 12).
3. Slide the head assembly completely to the back
and engage the slide rail lock knob by tightening
the knob to the right (clockwise) (item 25 - page 9).
4. Lock saw down using the head assembly lock pin
(item 36 – page 9).
5. Hold one side of a 90° combination square against
the fence and rotate the table (and detent plate)
until the side of the saw blade plate is in full
contact with the other side of the square...do not
contact the blade teeth with the sqaure (figure 13).
6. Tighten all four screws loosen and reset the
miter scale pointer to the “0” position.
!6A2?&0.92$<6;A2?17B@A:2;A
1. Rotate table to detent position and lock in
place.
2. Raise the head assembly to the full UP position.
3. Loosen the pointer adjust screw that holds the
miter scale pointer in place (see figure 14).
4. Position the pointer to align with the line.
Tighten the screw.
&0?2D@
2A2;A$9.A2
FIG. 12
$<6;A2?
17B@A
&0?2D@
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FIG. 14
Contacting
Fence
Contacting
Blade
Combination
Square
Set Miter
Detent at 0°
FIG. 13
*%""
!
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 17

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.17B@A:2;A<??2=.6?
2?3;@2?A17B@A:2;A
The kerf inserts should be adjusted close to the
blade, but without touching the blade, to avoid tear-
out on the bottom of the workpiece.
1. Hold the saw head assembly down and push in the
head assembly lock pin (item 36 page 9) to keep
the saw in the DOWN position.
2. Loosen the four kerf screws using a 4mm Hex key,
(figure 15).
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.
52086;4O2C29&A<=&2AA6;4
1. Hold the saw head assembly down and push in
the head assembly lock pin (item 36 page 9) to
keep the saw in the DOWN position.
2. Slide the head assembly completely to the back
and engage the slide rail lock knob by tightening
the knob to the right (clockwise) (item 25 page 9).
3. Rotate the table to the 0° miter position.
4. Pull the bevel lock lever forward to unlock the
head assembly.
5. Tilt the saw assembly to the left
(counterclockwise), then rotate to the right
(clockwise) until you feel the stop in the vertical
position. This is where the saw is currently set for
bevel cut.
6. Use a combination square to check that the blade
is 90° (square) to the table. Place the square’s
ruler edge against the table and slide it to contact
the blade with the vertical side of the square’s
head (see figure 16).
7. Check that the saw blade’s plate (not teeth) is
touching the square’s 90° side. If the saw blade’s
plate is not in full contact with the square’s body
90° side, follow the “Calibrating Blade at 0º Bevel”
procedures.
O2C29&A<=
*%""
!
FIG. 16
FIG. 15
2?3
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17B@A:2;A@
2?3;@2?A
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 18

17B@A:2;A@
O2C29&A<=0<;A6;B21
6@0<;;20A =9B4 3?<: =<D2?
@<B?02 /23<?2 =2?3<?:6;4 .;F
.
@@2:/9F.17B@A:2;A<??2=.6?A<.C<61=<@@6/92
6;7B?F
NOTE: Your miter saw was completely adjusted at the
f
actory. However, during shipment, slight
misalignment may have occurred. Check the
following settings and adjust if necessary prior to
using this miter saw.
.96/?.A6;49.12.AO2C29
OA<A52A./92
Note: Use a 3/8” (10mm) wrench for adjustment.
Note: Calibrating the bevel setting automatically
calibrates the -2° right stop.
1. Lower head assembly and engage head assembly
lock pin.
2. Slide the head assembly completely to the back
and engage the slide rail lock knob by tightening
the knob to the right (clockwise).
3. Pull the bevel lock lever forward to unlock the head
assembly.
4. Locate the bevel stop bolt below the bevel lock
handle on the right side of the bevel post. This bolt
features a lock nut (see figure 17).
5. Loosen the bevel stop bolt a quarter turn and then
loosen the lock nut. When this is complete you will
be able to adjust the bevel stop bolt by hand.
A. Rotate the bevel stop bolt clockwise to adjust the
head to the right.
B. Rotate the bevel stop bolt counter-clockwise to
adjust the head to the left.
6. Follow the procedure in “Checking 0° Bevel
Setting” to check your modifications. If further
adjustment is required, repeat the steps above.
7. Once satisfactory, lock the bevel lock at to
prevent movement.
8. Finger tighten the lock nut in place. Once secured,
tighten the lock nut with wrench.
17B@A6;42C29&0.92$<6;A2?
Once you have adjusted the blade to the correct
angle, make sure to adjust the Bevel Scale Pointer.
To do so,
1. Loosen the screw which holds the pointer in place
a quarter turn, (see figure 18).
2. Align the pointer with the 0° line and retighten
screw.
*%""
!
FIG. 17
2C29&0.92
<08"BA
2C29&A<=
<9A
2C29 <08
FIG. 18
&0?2D
2C29&0.92
$<6;A2?
BM 2610025580 05-13_BM CM8S 5/17/13 1:37 PM Page 19
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@<B?02 /23<?2 =2?3<?:6;4 .;F .@@2:/9F
.17B@A:2;A<??2=.6?
52086;4 23AO2C2917B@A:2;A
1
. Lower head assembly and engage head assembly
lock pin.
2. Rotate table to 0° miter position and lock.
3. Slide the head assembly completely to the back
and engage the slide rail lock knob by tightening
the knob to the right (clockwise).
4. Slide the fence completely to the left to avoid hitting
it with the saw head.
5. Pull bevel lock lever forward to unlock the head
assembly.
6. Check range of bevel range selector stop. It should
be at 45°, (figure 18).
7. Tilt the saw assembly to the left until you feel it
stop. This is where the saw is currently set for 45°
bevel cut.
8. Use a combination square to check blade
squareness to the table. Place the combination
square on the table and press its 45° surface
against the blade. If the blade does not contact the
full length of the square, follow the calibration
procedure. (see figure 19)
.96/?.A6;49.12.A 23AO2C29
Note: Use a 3/8” (10mm) wrench for adjustment.
Note: Calibrating the bevel setting automatically
calibrates the 33.9°, 22.5°, and 45° left stop.
1. Lower head assembly and engage head assembly
lock pin.
2. Slide the head assembly completely to the back
and engage the slide rail lock knob by tightening
the knob to the right (clockwise).
3. Slide the fence completely to the left to avoid hitting
it with the saw head.
4. Check bevel range selector stop located on the
left side of the bevel post on the table. It should be
at 45°.
5. Pull the bevel lock lever forward to unlock the head
assembly.
6. Locate the bevel stop bolt along the left side of the
bevel post. This bolt features a lock nut. (figure 18)
7. Loosen the bevel stop bolt a quarter turn and then
loosen the lock nut. When this is complete you will
be able to adjust the bevel stop bolt by hand.
A. Rotate the bevel stop bolt clockwise to adjust
the head to the lift.
B. Rotate the bevel stop bolt counter-clockwise
to adjust the head to the right.
8. Follow the procedure in “Checking Left 45° Bevel
Adjustment” to check your modifications. If further
adjustment is required, repeat the steps above.
9. Once satisfactory, lock the bevel lock lever at 45°
to prevent movement.
10. Finger tighten the lock nut in place. Once
secured, tighten with wrench.
17B@A:2;A@
O2C29&A<=
FIG. 19
FIG. 18
2C29
&A<=<9A
<08"BA
2C29%.;42
&2920A<?&A<=
*%""
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Bosch CM8S User guide

Category
Mitre saws
Type
User guide

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