Craftsman 486.248381 Snow Blower User Manual


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PARTS TO REMOVE AT END OF SEASON
• Removetheclutch/idlerassembly.(Thetwohanger
brackets and the two shoulder bolts may be left
attached to the tractor frame.)
• Removethedrivebeltfromtheenginepulley.
• Ifyoureplacedtheenginepulleykeeperonamanual
attachmentclutchtractor,reinstallthetractor'soriginal
enginepulleykeeper.Seegure33onpage16or
gure39onpage18.
• Ifyouhavearodoperatedattachmentclutch,remove
theengagementrodfromthetractor'sclutcharm.See
gure29onpage15.
• Ifarearmountedattachmentistobeused,remove
therearweighttray,leavingtheboltsthatyouinstalled
in the sides of the tractor draw bar. Retighten the
bolts.
• Ifafrontmountedattachmentistobeused,remove
the side plates from the tractor. Be sure to assemble
bolts back into the empty holes in the tractor frame.
STORAGE RECOMMENDATIONS
• Lowerthesnowthrowertotheground.
• Removethesnowthrowerfromthetractor.
• Cleanthesnowthrowerthoroughly.Washoffanysalt
depositwhichmayhavedriedonthethrowerand
housing.
• Anybaremetalthathasbecomeexposedshouldbe
paintedorcoatedwithalightoiltopreventrust.
• Storeinadryplace.
REMOVING THE SPIRAL AUGER HOUSING
• Lowerthesnowthrowertotheground.
• Removetheattachmentpin.Seegure54onpage
23.
• Lockthesnowthrower'slifthandleinthedown
position to decrease belt tension.
• 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.Seegure56onpage23.
• Pullthespiralaugerhousingassemblyoffofthe
tractor.
CAUSEPROBLEM CORRECTION
Clogged discharge chute
Spiralaugersdon'tturn
Snow thrower stalls tractor engine
TROUBLESHOOTING
STORAGE
1. Upper or lower V belt too loose 1. Increase tension on V belt
2. Upper or lower V belt broken 2. Replace V belt
3. Shear bolts are sheared. 3. Replace shear bolts
1. Tractor ground speed too fast 1. Use lower tractor gear
2. Tractor throttle set too low 2. Increase to full throttle
3. Snow too deep 3. Raise the snow thrower
4. Snow melts during contact with 4. Allow snow thrower to cool to
the snow thrower outdoor temperature before using
Front wheels slide instead of steering
Snowthrowerridesupoversnow
1. Object jammed in spiral auger 1. Stop engine, disengage the snow
thrower clutch and clear the auger
2.Hardorheavysnow 2.Increasetofullthrottleand
decrease ground speed
Not enough traction at front wheels 1. Increase scraper plate clearance
by lowering skid shoes
2. Pull down on lift handle to
increase weight on front wheels
1. Tractor ground speed too fast 1. Reduce ground speed
2. Bottom snow is icy or hard packed 2. Lower the skid shoes so that front
of skid shoe is lower than the rear
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