16
SERVICE AND ADJUSTMENTS
WARNING: To avoid serious injury,
before performing any service and
adjustments:
1. Release control bar and stop engine.
2. Make sure the blade and all moving
parts have completely stopped.
3. Disconnect spark plug wire from spark
plug and place wire where it cannot
come in contact with plug.
LAWN MOWER
TO ADJUST CUTTING HEIGHT
See “TO ADJUST CUTTING HEIGHT” in
the Operation sec tion of this manual.
REAR DEFLECTOR
The rear defl ector, attached between the
rear wheels of your mower, is provided to
minimize the possibility that objects will
be thrown out of the rear of the mower
into the operator mowing position. If the
defl ector becomes dam aged, it should be
replaced.
TO REMOVE DRIVE BELT
1. Turn lawn mower on its side with air
fi lter and car bu re tor up.
2. Remove blade bolt, lockwasher, hard-
ened washer and blade.
3. Remove debris shield.
4. Remove rear baffl e.
Drive
cover
Blade bolt
Hardened washer
Lockwasher
Blade
Debris shield
Rear
baffl e
17
5. Disconnect return spring from rear
baffl e / rear gearcase belt keeper.
6. Disconnect cable from rear gearcase.
7. Remove drive cover.
8. Remove front belt keeper.
9. Remove belt from front gearcase pul-
ley.
10. Remove all three idler pulleys from
idler assembly.
11. Remove belt from blade adapter/en-
gine pulley and idler assembly.
12. Remove rear gearcase pulley by
clamping locking pliars to input shaft
(beneath pulley) and loosening pulley
with a 9/16" box wrench.
13. Remove old belt from mower and
discard.
TO REPLACE DRIVE BELT
NOTE: Always use factory approved belt
to assure proper fi t and long life.
1. Place new belt on rear gearcase pul-
ley. Be sure the new belt is inside the
tabs of the belt keeper.
2. Reinstall rear gearcase pulley.
3. Route the other end of the new belt
through hole in housing to front
gearcase pulley.
4. Route new belt through idler assembly
to blade adapter/engine pulley.
5. Reinstall all three idler pulleys.
6. Position the blade adapter/engine pul-
ley on the engine crank shaft. Be sure
key in blade adapter/engine pulley and
crankshaft keyway are aligned; and
that the new belt is inside the tab of the
belt retainer.
7. Install new belt on front gearcase pul-
ley.
8. Reinstall front belt keeper. Be sure the
new belt is inside the front belt keeper.
9. Reinstall front drive cover.
10. Reattach cable to rear gearcase.
11. Reattach return spring to rear baffl e /
rear gearcase belt keeper.
12. Reinstall rear baffl e.
13. Reinstall debris shield.
14. Reinstall blade. The recommended
tightening torque is 35–40 ft. lbs.
(47–54 Nm).
15. Return mower to upright po si tion.
16. Reattach spark plug wire to spark plug.
Crankshaft
keyway
Blade
adapter/
Engine
pulley
Key
Rear gearcase
pulley
Input
shaft
Belt
retainer
Rear
gearcase
belt
keeper
Idler
assembly
Idler
pulleys
Front belt
keeper
Belt
Tabs
Return spring
Cable
Front
gearcase
pulley
FRONT
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