To Replace Belts - Craftsman 536.886120 Owner's Manual

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TO REPLACE BELTS \
The drive belts on this snow thrower are of special
construction and should be replaced with original
equipment belts available from your nearest Sears Store
or Service Center.
You will need the assistance of a second person while
replacing the belts°
Drain the gasoline from the fuel tank by removing the fuel
line. Drain the gas and reinstall the fuel line
AUGER DRIVE BELT
If your snow thrower will not discharge snow, and the
auger drive belt is damaged, replace it as follows:
® Disconnect the spark plug wire.
® Remove the belt cover (See Fig..27)..
® Loosen tile belt guides (See Fig 28) and pull away
from the engine drive pulley.
6 Loosen the nuton the auger idle['pulley (See Fig. 28)
and pull idler pulley away from the belt.
® Remove belt from engine ddve pulley
® Remove top two bolts securing auger housing to
motor mount frame, Loosen bottom two bolts. (See
Fig, 30, page 2!)._
® Auger housing and motor mount frame wiIl separate,
hinged by bottom two bolts.
® Remove brake arm irom housing. Do not remove
spring.
• Remove old belt from the auger drive pulley
® Installnewreplacementbeltofthesametypeontothe
auger pulley.
® Reinstall brake arm into housing° Ensure brake arm is
fully inserted into housing and brake pad is riding in
pulley groove_
• Position belt onto engine drive pulley
• Adjust the auger drive belt (see To Adjust Auger Drive
Belt paragraph on page 19).
® Adjust the belt guides (see ToAdjust The Belt Guides
paragraph on page 21).
• Replace top two bolts. Re-tighten bottom two bolts.
• Reinstall the belt covet:
® Checkthe clutch control cable adjustment (see page
19)_.
® Reconnect the spark plug wire
TRACTION DRIVE BELT (See Fig. 28)
If your snow thrower will not move forward, check the
traction drive belt for' wear.. (Check other causes also it]
the Trouble Shooting Points section ) tfthe traction drive
heft n_,eds to he replaced, proceed as follows:
BELT
COVER
/
51
_,1/4 X 1t2 INCH SELF
TAPPING SCREW
FIG. 27
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TRAC'T1ON DRIVE TRACTION DRIVE BELT
DRIVE
BELT
BELT GUIDE
(Right Hand)
TRACTION DRIVE
IDLER PULLEY
BELT GUIDE
Left Hand)
UGER DRIVE
PULLEY
AUGER IDLER
PULLEY
FIG. 28
® Disconnect the spark plug wire,
® Remove the belt cover.
® Loosen belt guides and pull guides away from the
engine ddve pulley,.
® Loosen nut on auger idler and pull auger idler pulley
away from belt..
® 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
traction pulley
• Pull idler pulley away from belt, allowing belt to be
positioned onto engine pulley.
® Release idler pulley Ensure idler pulley is propedy
engaged with belt..
tl Reinstall auger drive belt on engine.
Q Adjust bert guides and tighten the mounting screws
(see To Adjust The Belt Guides paragraph on page
21),.
® Readjust auger idler to adjust bell See page 19
• Reinstall the belt cover.
® Reconnect the spark plug wire..
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