Sears 536.886531 Snow Blower User Manual


 
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TO REPLACE BELTS
The drive belts on this snow lhrower are ol special
construction and should be replaced with original
equipment belts available from your nearest Sears Store
or Service Center
You will need lhe assistance of a second person while
replacing the belts
Drain the gasoline from the fuel tank by removing the tuei
line Drain the gas and reinstall the fuel line
OT,O. i
DOORS, AWAY FROM FfRE OR FLAME_ I
AUGER DRIVE BELT
If your snow thrower will not discharge snow, and the
auger drive belt is damaged, replace it as follows:
e Disconnect the spark plug wire
® Remove the belt cover (See Fig 27)
Loosen the belt guides (See Fig 28) and pulf away
from the engine drive pulley
e Loosen the nut on the auger idler pulley (See Fig
28) and pull idler pulley away from the belt
Remove belt from engine drive pulley
o Remove top two bolts securing auger housing to
motor mount frame Loosen bottom two bolts (See
Fig 30, page 20)
o Auger housing and motor mount frame wilt sepa-
rate, hinged by bottom two bolts
® Remove brake arm from housing Do not remove
spring
o Remove old belt from the auger drive pulley
o Install new replacement belt of the same type onto
the auger pulley
Reinstall brake arm into housing Ensurebrake arm
is lully inserted into housing and brake pad is riding
in pulley groove
g Position belt onto engine drive pulley
Adjust the auger drive belt (see To Adjust Auger
Drive Belt paragraph on page t8)
Adjust the belt guides (see To Adjust The Belt
Guides paragraph on page 20) _,
o Replace top two bolts Re-tighten bottom two bolts
o Reinstall the belt cover
Check the clulch control cable adjustment (see
page I8)
Reconnect the spark plug wire
O
TRACTION DRIVE BELT (See Fig. 28)
If your snow thrower will not move forward, check the
traction drive belt for wear (Check other causes afso in
the Trouble Shooling Points section ) If the _raction drive
VICE AND ADJUSTMENTS
BELT COVER /
FIG. 27
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TRACTION DRIVE TRACTION DRIVE BELT
DRIVE
BELT
BELT
(RighL Hand)
TRACTION DRIVE
IDLER PULLEY
BELT GUIDE
DRIVE
PULLEY
IDLER
PULLEY
........................................ .i
FIG. 28
belt needs to be replaced, proceed as Iotlows:
e Disconnect the spark plug wire
Remove the bell cover
Loosen belt guides and pull guides away from the
engine drive pulley
Loosen nut on auger idler and pull auger idler pulley
away from betl
Remove auger drive belt from engine pulley
Pull the traction drive belt idler pulley away from the
drive belt
Remove drive belt
Position new replacement belt of the same type
onto traclion pulley
o Pull idler pulley away from belt, aTIowing belt to be
positioned onto engine pulley
Release idler pulley Ensure idler pulley is properly
engaged with belt
Reinstall auger drive belt on engine
Adiust belt guides and tighten the mounting so: : ,;Js
(see To Adjust The Belt Gu ides paragraph on _.-'._ge
2O)
Readjust auger idler to adjust bell See page t8
Reinstall lhe belt cover
o
O
e Reconnect the spark plug wire
19