Craftsman Agri-Fab 50" Snow Thrower Attachment w/ Electric Lift Owner's manual

Craftsman
Brand
Craftsman
Model
Agri-Fab 50" Snow Thrower Attachment w/ Electric Lift
Category
Snow throwers
Type
Owner's manual
Model No.
45-04911
OWNERS
MANUAL
PRINTED IN U.S.A. FORM NO. 41656 (08/21/14)
CAUTION:
Read Rules for
Safe Operation
and Instructions
Carefully
• Safety
• Assembly
• Operation
• Maintenance
• Parts
50" SNOW THROWER
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2
TABLE OF CONTENTS
SERVICE AND ADJUSTMENTS ...................................20
STORAGE .....................................................................21
TROUBLESHOOTING ................................................... 21
REPAIR PARTS ILLUSTRATION ........................22,24,26
REPAIR PARTS LIST...........................................23,25,26
SLOPEGUIDE ..............................................................27
PARTSORDERING/SERVICE ...................BACK COVER
ACCESSORIES ...............................................................2
SAFETY RULES ..............................................................3
FULL SIZE HARDWARE CHART .................................4,5
CARTON CONTENTS .....................................................6
ASSEMBLY ......................................................................7
OPERATION ..................................................................18
MAINTENANCE ............................................................19
IMPORTANT:
Rearwheelweightsandtirechainsarerequiredtoprovideextratractionand
stabilitywhenusingthissnowthrowerattachment.Theseitemsareavailable
where you purchased your tractor.
WHEEL WEIGHTS TIRE CHAINS
3
SAFETY
Readandunderstandtheoperatinginstructionsbeforeusing.
Keeptheareaofoperationclearofallpersons,especiallysmallchildrenandpets.
Thoroughlyinspecttheareatobeclearedandremovealldoormats,sleds,boards,
wiresandotherforeignobjects.Useextremecautionwhenoperatingonorcrossing
gravelsurfaces.Neverdirectdischargeatbystandersorallowanyoneinfrontofthe
snow thrower.
Donotplacehandsnearrotatingparts.Keepclearofthe
dischargeopeningatalltimes.
Donotplacefeetnearrotatingparts.
• Neverallowchildrentooperatetheequipment.
• Neverallowadultstooperatetheequipmentwithout
proper instruction.
• Disengageallclutchesandshiftintoneutralbefore
startingengine.
• Donotoperateequipmentwithoutwearingadequate
winteroutergarments.
• Wearsubstantialfootwearwhichwillprotectfeetand
improvefootingonslipperysurfaces.
• Checkfuelbeforestartingtheengine.Donotremove
thefuelcaporllthefueltankwhiletheengine
isrunningorhot.Donotllthefueltankindoors.
Gasolineisanextremelyammablefuel.
• Makesurethesnowthrowerheightisadjustedto
clearthetypesurfaceitwillbeusedon.
• Donotusethesnowthrowerwithoutwheelweights
attached to the tractor.
• Nevermakeanyadjustmentswhiletheengineis
running.
• Alwayswearsafetyglassesoreyeshieldduring
operationorwhileperformingadjustmentorrepair.
• Donotplacehandsorfeetnearrotatingparts.Keep
clearofthedischargeopeningatalltimes.
• Donotcarrypassengers.
• Afterstrikingaforeignobject,stoptheengine,remove
thewirefromthesparkplugandthenthoroughly
inspectthesnowthrowerfordamage.Repairany
damagebeforerestartingandoperatingthesnow
thrower.
• Ifthesnowthrowerstartstovibrateabnormally,stop
theengineimmediatelyandcheckforthecause.
Vibrationisgenerallyawarningoftrouble.
• Stoptheenginewheneveryouleavetheoperating
position,beforeuncloggingthesnowthroweror
makinganyadjustmentsorinspections.
• Takeallpossibleprecautionswhenleavingtheunit
unattended.Disengagetheattachmentclutchleveror
switch, lower the snow thrower, shift into neutral, set
theparkingbrake,stoptheengineandremovethekey.
• Whencleaning,repairingorinspecting,makecertain
allmovingpartshavestopped.Disconnectthespark
plugwireandkeepitawayfromtheplugtoprevent
accidentalstarting.
• Donotrunengineindoorsexceptwhentransporting
thesnowthrowerinoroutofthebuilding.Openthe
outsidedoors.Exhaustfumesaredangerous.
• Donotclearsnowacrossthefaceofslopes.Exercise
extremecautionwhenchangingdirectiononslopes.
Donotattempttoclearsteepslopes.Refertothe
slopeguideonpage35ofthismanual.
• Neveroperatethesnowthrowerwithoutguards,
plates or other safety protection devices in place.
• Neveroperatethesnowthrowernearglass
enclosures,automobiles,windowwells,dropoffs
etc.withoutproperadjustmentofthesnowthrower
dischargeangle.
• Neverrunthesnowthrowerintosnowathighspeeds.
• Donotoverloadthesnowthrowercapacityby
attemptingtoclearsnowattoofastarate.
• Neveroperatethesnowthrowerathightransport
speedonslipperysurfaces.Lookbehindandusecare
whenbackingup.
• Watchfortrafcandstayalertwhencrossingor
operatingnearroadways.
• Disengagepowertothesnowthrowerwhen
transportingorwhennotinuse.
• Useonlyattachmentsandaccessoriesapprovedby
themanufacturerofthesnowthrower(suchaswheel
weights,counterweights,cabsetc.)
• Neveroperatethesnowthrowerwithoutgoodvisibility.
184045
199683199682
4
HARDWARE PACKAGE CONTENTS
SHOWN ACTUAL SIZE
43063
R19171616
A
43768
B
C
D
I
J
H
LK M
N
O
F G
V
P
T
U
S
R
Q
W
46938
42849
43003
43070
43088
43081
47630
44695
43082 43015 42210 47810 47572
R19172410
44215
43682
44326
43080
47598
43350
48106
49933
X
Y Z
AA
43661
E
43182
ATTENTION: Thehardwarebagsmaycontainsomeboltsandnutswhichdonotappearonthispageorthefollowing
page.Thoseboltsandnutswillnotbeneededfortheassemblyofyoursnowthrower.
5
IMPORTANT: Notallitemssuppliedinthehardwarebagswillbeneededforyourparticulartractor.Unneededitems
maybediscardedafteryouhavecompletedassemblyandcheckedoperationofunit.DO NOT DISCARD the two spare
shearbolts(G)and5/16"nylocknuts(Y).RefertotheServiceandAdjustmentssectiononpage20.
MM
NOT SHOWN ACTUAL SIZE
LL
NN
OO
BB
46959
46963
726-0178
47788 HA23761 42995
JJ
23727
II
42842
pp
KK
25780
27810
DD
43055
FF
43038
HH
43343
GG
EE
47134
CC
27809
REF. QTY. DESCRIPTION
A 1 HexBolt,3/8"x3-1/4"
B 2 HexBolt,3/8"x1-1/2"
C 4 HexBolt,5/16"x1"
D 4 HexBolt,5/16"x3/4"
E 6 HexBolt,1/4"x1"
F 2 HexBolt,5/16"x3/4"(ThreadForming)
G 2 Shear Bolt (spare parts)
H 2 ShoulderBolt,HexHead
I 2 Shoulder Bolt, Round Head
J 4 CarriageBolt,3/8"x1"
K 2 CarriageBolt,5/16"x1-3/4"
L 2 CarriageBolt,5/16"x1-1/4"
M 4 CarriageBolt,5/16"x1"
N 1 CarriageBolt,5/16"x3/4"
O 1 Washer,1/2"x1"
P 7 Washer,1/4"
Q 19 Washer,5/16"(Extrawashersincluded)
R 3 Washer,3/8"Standard
S 4 Washer,1/2"x1-1/2"
T 2 Bowed Washer
U 1 LockWasher,3/8"
REF. QTY. DESCRIPTION
V 2 HexLockNut,3/8"
W 2 HexNut,3/8"
X 2 NylockJamNut,3/8"
Y 19 NylockNut,5/16"(2spareparts)
Z 10 FlangedNut,3/8"
AA 6 FlangedNut,1/4"
BB 1 Spring
CC 3 Chute Keeper
DD 3 Chute Spacer
EE 2 HairpinCotter,5/64"
FF 1 HairpinCotter,3/32"
GG 6 Hairpin Cotter
HH 2 LockPin
II 2 ClevisPin,1/2"x7/8"
JJ 1 Spacer,1/4"
KK 1 Spacer,3/8"
LL 2 Chain,Tensioning
MM 2 TailReector
NN 11 Nylon Tie
OO 1 CableClip
PP 2 Clamp
6
CARTON CONTENTS
1. HousingAssembly
2. ChuteCrankRodAssembly
3. SupportTube,CrankRod
4. WinchAssembly
5. Anti-rotationBracket.
6. FrontPulleyFrameBracket(2)
7. RearPulleyFrameBracket(2)
8. V-Belt,Drive56"(#48138)
9. V-Belt,Drive55"(#46989)
10. V-Belt,Auger(AttachedtoHousingAssembly)
11. ClutchIdlerAssembly
12. CableBracket
13. L.H.HangerBracket
14. R.H.HangerBracket
15. Pulley
16. ChuteandControlCableAssembly
17. RightHandSidePlate
18. Left Hand Side Plate
19. SwitchMountingAssembly
20. Wire Harness
46989
48138
42992
19
18
5
14
3
12
13
16
10
8
1
11
2
17
9
25678
25679
65450
65367
25728
24558
7
6
27016
48883
15
4
67714 42554
20
27509
7
TOOLS REQUIRED FOR ASSEMBLY
(2)7/16"Wrenches
(2)1/2"Wrenches
(2)9/16"Wrenches
(2)3/4"Wrenches
(1) Screw Driver
(1) Knife
ASSEMBLY
• Removealllooseparts,partsbagsandhardware
bagsfromthecarton.Layoutandidentifypartsand
hardwareusingtheillustrationsonpages4,5and6.
IMPORTANT: Notallitemssuppliedinthehardware
bagwillbeneededforyourparticulartractor.Unneeded
itemsmaybediscardedafteryouhavecompleted
assemblyandcheckedoperationofunit.DO NOT
DISCARDthetwospareshearboltsand5/16"nylock
nuts.RefertotheServiceandAdjustmentssectionon
page20.
REMOVAL OF PARTS FROM CARTON
TRACTOR PREPARATION
Beforeperformingtheseinstructions,refertotheService
andAdjustmentssectionofyourtractorowner'smanual
forspecicsafetyinstructions.
• Allowengine,muferandexhaustdeectortocool
beforebeginning.
• Removeanyfrontorrearattachmentwhichis
mountedtoyourtractor.
• Removethemowerdeck.Refertoyourtractorowner's
manualforremovalinstructions.Markalllooseparts
andsaveforreassembly.
• Removethetractorhood.Refertoyourtractorowner's
manualforremovalinstructions.
IMPORTANT:Righthand(R.H.)andlefthand(L.H.)side
ofthetractoraredeterminedfromtheoperatorsposition
while seated on the tractor.
CAUTION: Before starting to assemble the
snowthrower,removethesparkplugwire(s),
settheparkingbrakeandremovethekeyfrom
thetractorignition.
STEP 1: (SEE FIGURE 1)
• AligntheWinchAssemblywiththefrontofthetractor
frameandinstalltwo3/8"x1"carriageboltsandtwo
3/8"x1-1/2"hexboltsthroughthetractorframeand
thebracket.Do not install nuts.
FIGURE 1 RIGHT SIDE VIEW
ATTACHING PARTS TO TRACTOR FRAME
FIGURE 2 RIGHT SIDE VIEW
1/2" x 1-1/2"
WASHER
3/8" x 1"
CARRIAGE
BOLT
5/16" x 1"
CARRIAGE
BOLT
STEP 2: (SEE FIGURE 2)
• Oneachsideofthetractorframeinserta3/8"x1"
carriageboltanda5/16"x1"carriageboltthroughthe
holes shown.
• Installa1/2"x1-1/2"washerontoeachboltunless
thereisanenginemountingplatepresent(depicted
with dotted lines). If there is a plate, do not install a
washeronthe3/8"boltinsertedthroughtheplate.
CAUTION: Do notbeginassemblinguntil
thetractorengine,muferandexhaust
deectorhavebeenallowedtocooloff.
3/8" x 1"
CARRIAGE BOLTS (2)
3/8" x 1-1/2"
HEX BOLTS (2)
8
STEP 4: (SEE FIGURE 4)
• PlacetheR.H.SidePlateontotheboltsyouinserted
intothetractorframe.Installthree3/8"angedlock
nutsandone5/16"nylocknutontothebolts.Tighten.
• Repeat for the L.H. Side Plate.
HINT:Tohelppreventthecarriageboltsfromspinning,
pushagainsttheheadoftheboltwhiletighteningtokeep
thesquareneckoftheboltseatedinthesquarehole.
3/8" FLANGED
LOCK NUT
5/16" NYLOCK
NUT
FIGURE 4 RIGHT SIDE VIEW
STEP 3: (SEE FIGURE 3)
• Installahexheadshoulderbolt,a3/8"washeranda
3/8"angedlocknutintheR.H.andL.H.SidePlates.
FIGURE 3 RIGHT SIDE VIEW
3/8" WASHER
SHOULDER
BOLT
3/8" FLANGED
NUT
R.H. SIDE PLATE
LH. SIDE PLATE
FIGURE 5 RIGHT SIDE VIEW
SWITCH
ASSEMBLY
ATTACH RELAY
BOX TO SLOT
WIRE HARNESS
ATTACHES HERE IN STEP 8
CABLE CLIP
ORIGINAL
SCREWS
STEP 5: (SEE FIGURE 5)
• Removethetwoscrewsintherightsideoftheplastic
dashhousing.
• Installthecableclipontotherockerswitchwiring.
Attachtheswitchmountingassemblyandcliptothe
sideoftheplasticdashhousing,usingthetwoscrews.
STEP 6: (SEE FIGURE 5)
FRONT MOUNTED BATTERY ONLY
• Positionthewireharnessrelayboxagainstthefrontof
thebatterytrayontherighthandside.Attachittothe
slotinthetopofthebatterytrayusingaplastictie.
• Connectthelongblackwireonthewireharnessto
thenegativepostonthebattery.
• Connecttheredwire(withcircuitbreaker)tothe
positivepostonthebattery.
• Connecttheshortred,blackandgreenwirestothe
threewiresoftheswitchmountingassembly,joining
togetherlikecoloredwires.
ATTACHING WIRING TO TRACTOR FRAME
STEP 7:
REAR MOUNTED BATTERY ONLY
• Mountthewireharnessrelayboxinfrontofthe
solenoidontherighthandsideofthegastank,
attachingitwithaplastictie.
• Attachthelongblackwireofthewireharnessunder
theheadofthescrewthatfastensdowntheright
handsideofthegastank.
• Attachtheredwire(withcircuitbreaker)totherear
solenoidterminalwherethebatterycableisattached.
• Connecttheshortred,blackandgreenwirestothe
threewiresoftheswitchmountingassembly,joining
togetherlikecoloredwires.
9
INSTALL HANGER BRACKETS AND SHOULDER
BOLTS TO OUTSIDE OF FRAME
STEP 9: (SEE FIGURE 7)
• Removethebolt,ifpresent,intheholedirectlybehind
thebrakerodontheleftsideofthetractorframe.
• AttachtheL.H.HangerBracket(tubefacingout)tothe
holeusinga5/16"x3/4"selfthreadingbolt.
• Installaroundheadshoulderboltintotheholethatis
9-1/2"totherearoftheboltyoujustinstalled.Secure
itwitha3/8"angenutontheinsideoftheframe.
FIGURE 7 LEFT SIDE VIEW
5/16" x 3/4" SELF
THREADING BOLT
L.H. HANGER
BRACKET
BRAKE ROD
3/8" FLANGED
NUT
SHOULDER
BOLT
5/16" x 3/4" SELF
THREADING BOLT
R.H. HANGER
BRACKET
RIGHT END OF
BRAKE ROD
3/8" FLANGED
NUT
SHOULDER
BOLT
STEP 10: (SEE FIGURE 8)
• Removethebracket,ifpresent,fromtheholedirectly
behindtheendofthebrakerodontherightsideof
thetractorframe.Storethebracketandbolt.
• AttachtheR.H.HangerBrackettotheholeusinga
5/16"x3/4"selfthreadingbolt.
• Installaroundheadshoulderboltintotheholethatis
9-1/2"totherearoftheboltyoujustinstalled.Secure
itwitha3/8"angenutontheinsideoftheframe.
FIGURE 8 RIGHT SIDE VIEW
FIGURE 6a RIGHT SIDE VIEW
STEP 8: (SEE FIGURES 6a and 6b)
• Routetheendofthewireharnesswiththegreenand
blackwiresaroundbehindthetractor'swiringand
thenforwardalongtherightsideofthetractor.
• Installaclampontotheendofthewireharness'
corrugatedtubing.Installa3/8"hexnutontothe3/8"
x1-12"boltintheR.H.sideplateandtheninstallthe
clamp.Securetheclampusinga3/8"nylockjamnut.
Extendthecorrugatedtubingabout3"pasttheclamp.
• Attachthewireharnesstorearofthesideplateusing
a plastic tie.
WIRE HARNESS
3/8" NYLOCK JAM NUT
3/8" HEX NUT
CLAMP
PLASTIC TIE
FIGURE 6b LEFT SIDE VIEW
BLACK WIRE
BROWN WIRE
NUT
NUT
WASHER
WASHER
WASHER
WASHER
• Routetheotherendofthewireharnessaroundtothe
left side of the tractor.
• AttachthewireharnesstotheL.H.sideplateinthe
samewayastheR.H.sideplate.
• Attachthewireharnesstothebottomoftheplastic
dashhousingusingaplastictieasshowningure5.
• Connectthewireharnesstothewinchmotorusing
thepre-assemblednutandwashers.Placethebrown
wireonthetopterminalandtheblackwireonthe
bottomterminal.Seegure6.
10
STEP 12: (SEE FIGURE 10)
• Attachthepulley(longendofhubfacingdown)and
the3/8"spacertotheclutch/idlerassembly.Use
a3/8"x3-1/4"hexbolt,a3/8"washer,a3/8"lock
washeranda3/8"hexlocknut.
• Insertatensioningchainthroughtheholeshownand
attachtheendlinktothespringontheloweridlerarm.
FIGURE 10
FIGURE 9
STEP 11: (SEE FIGURE 9)
• Attachthecablebrackettothedoubleholeinthe
clutch/idlerassemblyasshown,usinga5/16"x3/4"
carriageboltanda5/16"nylocknut.Placetheboltin
thefrontholeofthebracketandintheendofthehole
closest to the pulley. Do not tighten yet.
THIS SECTION IS FOR TRACTORS WITH A
MANUAL ATTACHMENT CLUTCH
If your tractor has an electric attachment clutch go to
step 18 on page 12.
FIGURE 12
HEX BOLTS
(#48138)
DRIVE BELT
FLAT IDLER
PULLEYS
STOP
Didyouselectthecorrectdrivebeltforyour
tractor?Usingthewronglengthbeltmay
causeprematurebearingorbeltfailure.
STEP 14: (SEE FIGURE 12)
• Twodifferentlengthdrivebeltsareincludedwithyour
snowthrower.Usethelonger,56"drivebelt(#48138)
ontractorswithmanualattachmentclutches.
• Slightlyloosenthehexboltnexttotheatidlerpulley.
Installthedrivebeltdownbetweenthehexboltandthe
atidlerpulleywiththeatsideofthebeltagainstthe
pulley.Retightenthehexbolt.
• LoopthebeltaroundthelargeV-pulley,placingit
betweentheV-pulleyandthehexboltnexttothepulley.
Placethebelttotheinsideoftheotheratidlerpulley.
5/16" x 1"
HEX BOLT
5/16" x 3/4"
HEX BOLT
5/16"
NYLOCK
NUT
5/16" WASHER
(2) 5/16"
WASHERS
FIGURE 11
STEP 13: (SEE FIGURE 11)
• Attacheachrearpulleyframebrackettotheinsideof
theclutch/idlerassemblyusingtwo5/16"x3/4"hex
bolts,5/16"washersand5/16"nylocknuts.
• Attacheachfrontpulleyframebrackettotheinside
oftheclutch/idlerassemblyusingtwo5/16"x1"hex
bolts,four5/16"washersandtwo5/16"nylocknuts.
3/8" SPACER
PULLEY
3/8" LOCKWASHER
3/8" HEX LOCK NUT
3/8"
WASHER
LONG END
OF HUB
3/8" x 3-1/4"
HEX BOLT
TENSIONING CHAIN
CABLE
BRACKET
5/16" x 3/4"
CARRIAGE BOLT
5/16" NYLOCK
NUT
11
ATTACH CLUTCH IDLER ASSEMBLY TO TRACTOR
STEP 16: (SEE FIGURE 14)
• Attachtheclutch/idlerassemblytothetractorframe.
Hookthenotchedrearpulleyframebracketsontothe
twoshoulderboltsassembledtotheoutsideofthe
tractorframe.Liftthefrontoftheassemblyandattach
ittotheR.H.andL.H.hangerbracketsusingtwopivot
lockpinsand1/8"hairpincotters.
• Looselyattachthemowerclutchcabletotheleftside
ofthetractorframewithanylontie.Do not pull the
nylontiecompletelytight.Thecablemayneedtobe
removedfromthenylontiewhenusingthemower
deck.
PIVOT LOCK PIN
(use this hole)
SHOULDER
BOLT
L.H. HANGER
BRACKET
1/8" HAIRPIN
COTTER
NYLON TIE
MOWER
CLUTCH
CABLE
FIGURE 14 VIEWED FROM LEFT SIDE
FIGURE 15 VIEWED FROM UNDERNEATH
FIGURE 13
STEP 15: (SEE FIGURE 13)
• Findthecableclipthatisattachedtotheleftside
ofthetractorframeunderneaththefootrest.Open
theclipandremovethemowerclutchcable.Do not
removetheclipfromthetractorframe.Thecable
reattachestotheclipwhenusingthemowerdeck.
• Movetheattachmentclutchleveronthedashpanelto
thedisengagedposition.
• Placetheclutch/idlerassemblyontheoorontheleft
side of the tractor.
• Attachthetractor'smowerclutchcabletothecable
bracketontheclutch/idlerassembly.Securethecable
housingguide(groovedown)tothecablebracket
usingtheoriginalcollarandretainerspring.
• Placea1/4"spacerontheweldedpinontheidler
arm.Hooktheendoftheclutchcablespringoverthe
pinandsecureitwitha1/4"washeranda5/64"hair
cotter pin.
• Aligncablebracketwithweldedpinandtightenthe
nutassembledinstep11.
5/64" HAIR
COTTER PIN
1/4" WASHER
1/4" SPACER
TRACTOR'S
CLUTCH CABLE
CABLE
BRACKET
ENGINE
PULLEY
HEX BOLT
FLAT IDLER
PULLEY
ENGINE
PULLEY
BELT KEEPERS
STEP 17: (SEE FIGURE 15)
• Assemblethedrivebeltontotheenginepulley,routing
itthroughtheenginepulleybeltkeepers.
HINT: Youmayneedtoremovethebeltfromthelarge
pulleyontheclutch/idlerassemblyinordertoassemble
itontotheenginepulley.Whenre-assemblingthebelt
ontothelargepulley,besurethebeltisbetweenthelarge
pulleyandthehexboltnexttoit.
• Go to step 24 on page 14.
LEFT SIDE
OF TRACTOR
12
FIGURE 18
5/16" x 1" HEX BOLT
5/16" x 3/4"
HEX BOLT
5/16" NYLOCK NUT
5/16" WASHER
5/16"
NYLOCK NUT
(2) 5/16" WASHERS
STEP 20: (SEE FIGURE 18)
• Attacheachrearpulleyframebrackettotheinsideof
theclutch/idlerassemblyusingtwo5/16"x3/4"hex
bolts,5/16"washersand5/16"nylocknuts.
• Attacheachfrontpulleyframebrackettotheinside
oftheclutch/idlerassemblyusingtwo5/16"x1"hex
bolts,four5/16"washersandtwo5/16"nylocknuts.
THIS SECTION IS FOR TRACTORS WITH AN
ELECTRIC ATTACHMENT CLUTCH
3/8" HEX
LOCK NUT
SPRING
ATTACH
SPRING
HERE
STEP 18: (SEE FIGURE 16)
• Turntheclutchidlerassemblyupsidedown.
• Hookthespringontotheendoftheboltthatextends
throughthenutonthebottomoftheupperidler
arm.Installa3/8"hexlocknutontothebolt,leaving
enoughspaceforthespringtopivot.
FIGURE 16 BOTTOM VIEW
FIGURE 17
STEP 19: (SEE FIGURE 17)
• Inserttensioningchainsthroughtheholesshownand
attachtothespringsontheupperandloweridlerarms.
• Installa3/32"hairpincotterinthechainattachedto
theupperidlerarm,placingitinthefthlinkfromthe
spring.
TENSIONING CHAIN (lower idler arm)
TENSIONING CHAIN (upper idler arm)
3/32" HAIRPIN
COTTER IN
5th LINK
STEP 21: (SEE FIGURE 19)
• Twodifferentlengthdrivebeltsareincludedwithyour
snowthrower.Usetheshorter,55"drivebelt(#46989)
on tractors with electric clutches.
• Turntheclutch/idlerassemblyrightsideup.
• Slightlyloosenthehexboltnexttotheatidlerpulley.
Installthedrivebeltbetweenthehexboltandtheat
idlerpulley.Retightenthehexbolt.
• LoopthebeltaroundthelargeV-pulley,placingit
betweentheV-pulleyandthehexboltnexttothepulley.
FIGURE 19
STOP
Didyouchoosethecorrectdrivebeltfor
yourtractor?Usingthewronglengthbelt
maycauseprematurebearingorbeltfailure.
(#46989)
DRIVE BELT
FLAT IDLER
PULLEY
HEX BOLTS
13
STEP 22: (SEE FIGURE 20)
• Attachtheclutch/idlerassemblytothetractorframe.
Hookthenotchedrearpulleyframebracketsontothe
twoshoulderboltsassembledtotheoutsideofthe
tractorframe.Liftthefrontoftheassemblyandattach
ittotheR.H.andL.H.hangerbracketsusingtwopivot
lockpinsand1/8"hairpincotters.
PIVOT LOCK PIN
(use second hole)
SHOULDER
BOLT
1/8" HAIRPIN
COTTER
L.H. HANGER
BRACKET
FIGURE 20 VIEWED FROM LEFT SIDE
STEP 23: (SEE FIGURE 21)
• Assemblethedrivebeltontotheenginepulley.You
mayneedtoremovethebeltfromthelargepulleyon
theclutch/idlerassemblyinordertoassembleitonto
theenginepulley.Whenre-assemblingthebeltonto
thelargepulley,besurethebeltisbetweenthelarge
pulleyandthehexboltnexttoit.
• Placetensiononthebeltbypullingtheleftside
tensioningchainoutasfarasthe3/32"hairpincotter
that was installed in the chain in step 19 will allow.
Securethechaininthispositionbyinsertinga1/8"
hairpincotterthroughthechain.
NOTE;Topreventthechainfromdraggingonthe
ground,looptheendofthechainthoughthepivotlock
pin.Refertogure30onpage16.
• Go to step 24 on page 14.
FIGURE 21 VIEWED FROM UNDERNEATH
1/8"
HAIRPIN
COTTER
ENGINE
PULLEY
HEX BOLTS
FLAT IDLER
PULLEY
TENSIONING
CHAIN
LEFT SIDE
OF TRACTOR
14
STEP 24: (SEE FIGURE 22)
• Removethenylontiewhichfastensthechutecrank
rodtothecrankrodsupporttube.
• Assemblethecrankrodsupporttubetothebracket
ontheleftsideofthedischargehousingusingtwo
5/16"x1-1/4"carriagebolts,and5/16"Nylocknuts.
FIGURE 23 LEFT SIDE VIEW
STEP 25: (SEE FIGURE 23)
• Attachthechutetiltcontrolassemblytothetopside
ofthecranksupporttubeusingtwo5/16"x1-3/4"
carriagebolts,bowedwashersand5/16"Nylocknuts.
• Securethecontrolcabletothecranksupporttube
usingplasticties.
5/16" NYLOCK NUT
5/16" x 1-1/4"
CARRIAGE BOLT
CRANK ROD
SUPPORT TUBE
DISCHARGE
HOUSING
FIGURE 22 LEFT SIDE VIEW
5/16" NYLOCK NUT
CHUTE CRANK
BRACKET
5/16" WASHER
CHUTE
CRANK
ROD
ROD
SUPPORT
BRACKET
5/16" x 1"
CARRIAGE BOLT
SPIRAL
FIGURE 24 LEFT SIDE VIEW
STEP 26: (SEE FIGURE 24)
• Attachthechutecrankrodassemblybracketsto
theplasticbracketontheleftsideofthedischarge
housing.Alignthechutecrankbracketbeneaththe
rodsupportbracketandassemblebothtotheplastic
bracketusingtwo5/16"x1"carriagebolts,5/16"
washersand5/16"Nylocknuts.Do not tighten yet.
15
FIGURE 25 RIGHT SIDE VIEW
ATTACHING SNOW THROWER TO TRACTOR
FIGURE 26 RIGHT SIDE VIEW
STEP 28: (SEE FIGURE 26)
• Placethesnowthroweronaat,levelsurface.
• Extendtheaugerbeltoutbehindthesnowthrower,
leavingthebeltassembledtothesnowthrowerpulleys.
• Rollthetractorupbehindthesnowthrower,centering
itbetweenthesnowthrower'smountingplates.
• Liftuponthecrankrodsupporttubetoraisethe
rearofthesnowthrowerandalignthenotchesinthe
mountingplatesalignwiththeshoulderboltsinthe
tractor'ssideplates.Rollthetractorforward,guiding
theshoulderboltsintothenotches.
• Installthetwo1/2"x7/8"clevispinsand1/8"hairpin
cotters to secure the snow thrower to the tractor.
1/8" HAIRPIN
COTTER
1/2" x 7/8"
CLEVIS PIN
FIGURE 27 RIGHT SIDE VIEW
STEP 29: (SEE FIGURE 27)
• Connecttheterminalsofthewireharnessattachedto
thetractorwiththewireterminalsofthelimitswitches
on the snow thrower.
CHUTE KEEPER
CHUTE SPACER
ANTI-ROTATION
BRACKET
1/4" FLANGED
LOCK NUT
1/4" FLAT
WASHER
1/4" x 1"
HEX BOLT
GREASED
SURFACE
FLANGE
WIRE HARNESS
TERMINALS
LIMIT SWITCH
TERMINALS
STEP 27: (SEE FIGURE 25)
• Coatthetopoftheringaroundthedischargeopening
withgeneralpurposegrease.
• Placethedischargechute(facingforward)ontothe
ring.Placetheanti-rotationbracketontopofthechute
ange,aligningitwiththeholesontherighthand
sideoftheange.Attachthethreechutespacersand
chutekeeperstothebottomoftheangeusingsix
1/4"x1"hexbolts,1/4"atwashersand1/4"anged
locknuts.Tighten carefullysothatthenutsaresnug
butdonotdigintotheplasticchutekeepers.
• Positionthecrankrodspiral(seegure24onpage
14)sothatitdoesnotrubagainstthebottomsofthe
notchesinthechuteange.Tighten the nuts.
• Turnthecrankrodtocheckifthechuterotatesfreely.
Ifnot,loosentheboltsandnutsthatattachthechute
totheangeby1/4turneach.
• Securethecontrolcablestothecrankrodsupport
tubeusinganylontie.
16
FIGURE 30 VIEWED FROM UNDERNEATH
INSTALLING THE AUGER BELT
STEP 32: (SEE FIGURE 30)
• Startwiththesnowthrowerloweredtotheground.
• SwingtheidlerarmovertotheL.H.sideofthetractor.
• PlacetheaugerbeltaroundtherearV-pulleyand
betweenthetwoidlerarmpulleys.The"V"sideofthe
beltmustbeseatedinthegroovesoftheV-pulleys.
HINT:Ifthebeltistootighttoassemble,trytemporarily
releasingthespringtensionontheupperdrivebeltand
thenturningtherearpulleywhilerollingtheaugerbelt
ontoit.Ifthebeltisstilltootighttoassemble,tryraising
thesnowthrowertoseeifthebeltislooserinthatposition.
BELT ROUTING DIAGRAM
ENGINE PULLEY
STEP 31: (SEE FIGURE 29)
• Checktomakesuretheaugerbeltisstillproperly
seatedaroundthesnowthrower'saugerpulleyand
idler pulleys.
IDLER
PULLEY
AUGER PULLEY
TWIST
1/4 TURN
TWIST
1/4 TURN
IDLER
PULLEY
FIGURE 29
FIGURE 28 VIEWED FROM UNDERNEATH
PUSH HERE
1/2" WASHER
5/64" HAIRPIN
COTTER
WINCH CABLE
LIFT STOP
PLATE
LIFT LINK
STEP 30: (SEE FIGURE 28)
• Placetheendofthewinchcableontotheliftlink.
Placea1/2"washerontothelinkandinstalla5/64"
hairpin cotter.
HINT:Pushontheliftstopplatetorotatetheliftlinkinto
betterpositiontoinstallthewinchcable.
REAR
PULLEY
AUGER
BELT
IDLER ARM V-PULLEY
IDLER ARM
FLAT PULLEY
LEFT SIDE
OF TRACTOR
17
SETTING THE AUGER BELT TENSION
STEP 33: (SEE FIGURE 31)
• Pulltherightsidetensioningchainuntiltheendofthe
springispulledintotheholeinthesideoftheClutch/
Idlerassembly.Installa1/8"hairpincotterthrough
theendofthespring,securingitontheoutsideofthe
Clutch/Idlerassembly.
IMPORTANT:Forcorrectbelttension,the 1/8" hairpin
cotter must attach to the end of the spring, not to the
chain.
NOTE;Topreventthechainfromdraggingonthe
ground,looptheendofthechainthoughthepivotlock
pin.Refertogure30onpage16.
FIGURE 31 VIEWED FROM UNDERNEATH
CHECKLIST
Before you operate your snow thrower, please review
the following checklist to help ensure that you will
obtain the best performance from your snow thrower.
• Makesureallassemblyinstructionshavebeen
completedwithallboltsandnutsproperlytightened.
• Makesurethecorrectdrivebeltwasinstalled.
• Makesurethedrivebeltandaugerbeltarerouted
properlyaroundpulleysandinsideallbeltkeepers.
• Checkdischargechuteforproperrotation.
• Checkoperationoftiltcontrolforupperchute.
• Verifythatthesnowthrowerraisesandlowers
properly.
• Checkskidshoeadjustment.(RefertotheService
andAdjustmentssection.)
REAR REFLECTORS
ATTACH REFLECTORS TO REAR FENDER
STEP 34: (SEE FIGURE 32)
• Ifyourtractorisnotequippedwithrearreectors,
assemblethesuppliedrearreectorstotherear
fender.Placethereectorsasclosetothebottomof
the fender and as far apart as the shape of the fender
will allow.
FIGURE 32
RIGHT SIDE OF TRACTOR
1/8" HAIRPIN COTTER
IDLER FLAT PULLER
AUGER BELT
18
OPERATION
KNOW YOUR SNOW THROWER
Read this owner's manual and safety rules before operating your snow thrower.
Comparetheillustrationbelowwithyoursnowthrowertofamiliarizeyourselfwiththevariouscontrolsandtheirlocations.
CHUTE TILT HANDLE Pivots the Upper Chute up or
downtocontroltheangleanddistanceofdischarge.
CRANK ROD Rotates the Lower and Upper Chutes to
controlthedirectionofdischarge.
TOGGLE SWITCH Used to raise or lower the snow thrower
totransportoroperatingposition.
UPPER AND LOWER DISCHARGE CHUTE Controls
directionandheightofsnowdischarge.
SCRAPER PLATEReplaceableplatethatabsorbs
wearandimpactfromcontactwithground.
SKID SHOEControlsamountofclearancebetween
thescraperplateandtheground.
SPIRAL AUGER, R.H. & L.H. Feed snow to the
impellerfanatthecenterofthehousing.
BEFORE STARTING
• Usetheendofassemblychecklisttoverifythatall
instructionshavebeenproperlycompleted.
• Makesuretheskidshoesareadjustedtomaintain
adequategroundclearancebetweenthesnow
throwerandthetypeofsurfacetobecleared.(Refer
totheServiceandAdjustmentssection.)
• Makesurethetractorenginehasthecorrectoil
forwinteroperation(SAE5W-30).Refertotractor
owner'smanual.
HOW TO START YOUR SNOW THROWER
• Thetractorshouldbesittingwiththeenginerunning
atfullthrottle.Movetheattachmentclutchtothe
engagedposition,startingthesnowthrowerbefore
thetractorclutchisengaged.
HOW TO STOP YOUR SNOW THROWER
• Tostopthesnowthrower,disengagethetractor's
attachmentclutchleverformanualclutchesorthe
clutch switch for electric clutches. Refer to your tractor
owner'smanual.
CAUTION: Never directdischarge
towardsbystandersorwindows.Donot
allow anyone in front of unit.
CONTROLLING SNOW DISCHARGE
• Tocontrolthedirectionsnowisthrown,thedischarge
chutehas180degreesofrotation.Turnthecrankrod
torotatethechutetotherightortheleft.
• Tocontrolthedistancesnowisthrown,theupper
sectionofthedischargechutepivotsupanddown.
Push forward on the chute tilt handle to pivot the
chutedown,decreasingthedistancesnowisthrown.
Pullbackonthehandletopivotthechuteup,
increasingthedistancesnowisthrown.
HOW TO USE YOUR SNOW THROWER
CRANK ROD
CHUTE TILT HANDLE
UPPER CHUTE
LOWER CHUTE
SPIRAL AUGERS, R.H. & L.H.
SKID SHOE
SCRAPER PLATE
TOGGLE SWITCH
19
RAISING AND LOWERING
• Usethetoggleswitchattachedtothesideofthe
tractor'sdashtoraiseorlowerthesnowthrower.The
winchmotorwillshutoffwhenthesnowthrowerisin
either the up or down position.
CUSTOMER RESPONSIBILITIES
• Readandfollowthemaintenancescheduleandthemaintenanceprocedureslistedinthissection.
Service Dates
Checkforloosefasteners X
Checkscraperandshoesforwear X X
Cleaning X
LubricationSection X
MAINTENANCE SCHEDULE
Fill in dates as you
completeregularservice.
Before each use
After each use
Every season
Beforestorage
LUBRICATION
• Oil all pivot points on the snow thrower.
• Oilthepivotpointsofthetwoidlerarmsontheclutch/
idlerassembly.
• Applypenetratingoiltothecontrolcablesofthe
dischargechute.
• Applyagoodgradeofspraylubricanttothechutetilt
controlassembly.
CAUTION: Do not operate the snow
throwerwithoutrearwheelweights
attachedtothetractortoprovideextra
tractionandstability.
MAINTENANCE
CHECK SCRAPER AND SHOES FOR WEAR
(Refer to gures 33 and 34 on page 20.)
• Thescraperplateandskidshoesonthebottomofthe
snowthroweraresubjecttowear.Topreventdamage
tothespiralaugerhousing,replaceplateandshoes
beforewearisexcessive.
REMOVING SNOW
Snowremovalconditionsvarygreatlyfromlightuffy
snowfalltowetheavysnow.Operatinginstructionsmust
beexibletottheconditionsencountered.Theoperator
mustadaptthelawntractorandsnowthrowertodepthof
snow,winddirection,temperatureandsurfaceconditions.
• Beforebeginningoperation,thoroughlyinspectthe
areaofoperationandremovealldoormats,sleds,
boards,wiresandotherforeignobjects.
• Thespiralaugerspeedisdirectlyrelatedtoengine
speed.Formaximumsnowremovalanddischarge,
maintainhighenginer.p.m.(fullthrottle).Itisadvisable
tooperatethelawntractorataslowgroundspeed
(1stgear)forsafeandefcientsnowremoval.
• Indeep,driftedorbankedsnowitwillbenecessaryto
usefullthrottleandaslowgroundspeed(1stgear).
Driveforwardintothesnow,depressthetractor's
clutch-brakepedalandallowthespiralaugertoclear
thesnow.Repeatthismethoduntilapathiscleared.
Onthesecondpass,overlaptherstenoughtoallow
the snow thrower to handle the snow without repeated
stoppingandstartingofforwardmotion.
• Inextremelydeepsnow,raisethesnowthrowerup
tothetransportpositiontoremovethetoplayerof
snow. Drive forward only until the front tires reach
theunclearedbottomlayerofsnow.Stopandallow
thesnowtoclearoutofthespiralauger.Backup
andthenlowerthesnowthrowertotheground.Drive
thetractorforwarduntilthesnowagainbecomestoo
deep.Repeatingthisprocessintoandoutofdriftswill
eventually clear even the deepest of snow piles.
• Ifthesnowthrowerbecomescloggedwithsnowor
jammedwithaforeignobject,disengagethesnow
throwerimmediatelyandshutoffthetractorengine.
Useawoodensticktounclogthesnowthrowerbefore
resumingoperation.
OPERATING TIPS
• Dischargesnowdownwindwheneverpossible.
• Tohelppreventsnowfromstickingtothesnowthrower,
allowthesnowthrowertoreachoutdoortemperature
beforeusingit.Alightcoatofwaxmayalsobeapplied
totheinsidesurfaceofthesnowthrowerhousingand
dischargechute.
• Usetirechainstoimprovetraction.
• Userearwheelweightstoimprovetraction.
• Beforetherstsnowfall,removeallstones,sticksand
otherobjectswhichcouldbecomehiddenbythesnow.
Permanentobstaclesshouldbemarkedforvisibility.
• Overlap each pass slightly to assure complete snow
removal.
DANGER: Shutoffengineand
disengagesnowthrowerbeforeunclogging
dischargechute.Unclogusingawooden
stick,notyourhands.
20
SERVICE AND ADJUSTMENTS
CAUTION: Beforeservicingoradjusting
thesnowthrower,shutofftheengine,remove
thesparkplugwire(s),settheparkingbrake
andremovethekeyfromthetractorignition.
FIGURE 34
FIGURE 33
REPLACING AUGER BELT
• Disengagethetractor'sattachmentclutch.
• Lowerthesnowthrowertotheground.
• Releasethespringtensionfromtheaugerbeltidler
armonthebottomoftheclutch/idlerassembly.
• Removetheaugerdrivebeltfromtheclutch/idler
assemblyandfromthespiralaugerhousing.
• Installnewbeltovertopoflargeaugerdrivepulley
andunderthetwosideidlerpulleys.Twistthebelt1/4
turntoseatthe"V"ofthebeltinthegrooveofeach
idlerpulley.Refertogure29onpage16.
• Assemblethebeltontotheclutch/idlerassembly.
ADJUSTING SKID SHOES
• Theskidshoesregulatethedistancebetweenthe
scraperplateandtheplowingsurface.Whenremoving
snowfromagraveldrivewayorandunevensurface,
keepthescraperplateashighabovethesurfaceas
possibletopreventpossibledamagetothespiral
auger.Onablacktoporconcretesurface,keepthe
scraperplateasclosetothesurfaceaspossible.
• Toadjusttheskidshoes,raisethesnowthroweroff
thegroundandplaceablockundereachendofthe
scraperplate.Loosenthesixhexnutssecuringthe
skidshoestothehousing.Adjusttheskidshoesupor
downandretightenthenutssecurely.Adjustbothskid
shoestothesameheighttokeepthehousingandthe
scraperplatelevel.Seegure33.
SPIRAL AUGERS
• Thespiralaugersaresecuredtotheaugershaft
withtwoshearboltsandnylocknuts.Theboltsare
designedtoshearifanobjectoricejamstheaugers.
• Iftheaugerswillnotturn,checktoseeiftheshear
boltshavesheared.Seegure34.Tworeplacement
shearboltsandnylocknutshavebeenprovidedwith
thesnowthrower.Forfutureuseorderpartnumber
42849shearboltandnumber47810nylocknut.
SKID SHOE
SCRAPER PLATE
SHEAR BOLT AND
HEX LOCK NUT
GEAR HOUSING
ADJUSTING LIFT HEIGHT, LEVELING
Thesnowthrowerisequippedwithtwothreadedlift
linksforadjustingtheliftheightandlevelingofthesnow
thrower in the raised position.
TOADJUSTTHELIFTHEIGHT:
• Raisethesnowthrowertothehighestposition.
• Checktheclearancebetweentherearoftheidler
bracket(item24,page22)andtheliftshaftassembly
(item1,page24).Aminimum1/16"clearanceinthe
raisedpositionisnecessarytoavoidpossibledamage
totheliftsystem.
• Toincreasetheliftheight,tightenthenutsonthe
bottomofbothliftlinksequallyuntilthemaximum
liftheightisobtained.Themaximumliftheightis
approximately4inchesgroundclearanceforGT
tractors and 3 inches for YT tractors.
TOLEVELWHENRAISED:
• Tokeepthesnowthrowerlevelintheraisedposition,
loosenthenutatthebottomoftheliftlinkonthe
highsideofthesnowthroweruntilthesnowthrower
isapproximatelylevel.Itisnotcriticalthatthesnow
throwerbeexactlylevelintheraisedposition,itwill
leveloutwhenitisloweredtotheground.
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Craftsman Agri-Fab 50" Snow Thrower Attachment w/ Electric Lift Owner's manual

Craftsman
Brand
Craftsman
Model
Agri-Fab 50" Snow Thrower Attachment w/ Electric Lift
Category
Snow throwers
Type
Owner's manual
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