To Replace Belts - Sears Craftsman 536.886121 Owner's Manual

..... SE .................... CE ADJ.................................... TS
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 gasolinefrom the fu el tankby removingthe fuel
liner Drain the gas and reinstallthe fuel line
DOORS, AWAY FROM FIRE OR FLAME.
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 the belt guides (See Fig 28) and pull away
from the engine drive pulley
@ 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
@ Remove top two bolls securing auger housing to
motor mount frame, Loosen bottom two bolts. (See
Fig. 30, page 22),
@ Auger housing and motor mount frame wilt separate,
hinged by bottom two bolls.
@ Remove old belt from the auger drive pulley..
@ Install new replacement belt of thesame type ontothe
auger pulley.
@ Position belt onto engine drive pulley.
O Adjust the auger drive belt (see ToAdjust Auger Drive
Belt paragraph on page 20).
• Adjust the belt guides (see To Adjust The Belt Guides
paragraph on page 22).
• Replace top two bolts, Re-tighten bottom two bolts.
• Reinstall the belt cover_
@ Check the clutch control cable adjustment (see page
20).
@ Reconnect the spark plug wire.
TRACTION DRIVE BELT (See Fig. 28)
tf your snow thrower will not move forward, check the
traction drive belt for wear. (Check other causes also in
the Trouble Shooting Points section.) if the traction drive
belt needs to be replaced, proceed as follows:
• Disconnect the spark plug wire
@ Remove the belt cover,
@
@
®
0
@
@
@
@
®
0
0
®
iiii ilJllllllllllllllllllllll ij i1¸/111 i i
TRACTION DRIVE TRACTION DRIVE BELT
X 1/2 INCH SELF
TAPPING SCREW
iiiiHu
FIG. 27
DRIVE
BELT
BELT GUIDE
(Bight Hand)
TRACTION DRIVE
IDLER PULLEY
BELT GUIDE
DRIVE
PULLEY
AUGER IDLER
PULLEY
FIG, 28
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
Positionnew 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 properly
engaged with bell
Reinstall auger drive belt on engine
Adjust belt guides and tighten the mounting screws
(see To Adjust The Belt Guides paragraph on page
22).
Readjust auger idler to adjust belt See page 20
Reinstall the bell cover.
Reconnect the spark plug wire
@ Loosen bell guides and pull guides away from the
engine drive pulley.
21