Service And Adjustments - Husqvarna 7022R Manuel De L'opérateur

SERVICE AND ADJUSTMENTS

CAUTION: TO AVOID SERIOUS INJURY, BEFORE PERFORMING ANY SERVICE OR 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 where it cannot come in contact with plug.
LAWN MOWER
TO ADJUST CUTTING HEIGHT
See "TO ADJUST CUTTING HEIGHT" in the Operation
section 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's mowing position. If the defl ector becomes
damaged, it should be replaced.
TO REMOVE DRIVE BELT (See Fig. 19)
1. Remove screws securing rear baffl e.
2. Turn lawn mower on its side with air fi lter and car bu re-
tor up.
3. Remove rear baffl e from mower.
4. Disconnect return spring from rear baffl e / rear gearcase
belt keeper.
5. Remove blade bolt, lockwasher, hardened washer and
blade.
6. Remove debris shield.
7. Remove gearcase belt keeper.
8. Remove drive belt.
TO REPLACE DRIVE BELT (See Fig. 19)
1. Place new drive belt on gearcase pulley.
NOTE: Always use factory approved belt to assure proper
fi t and long life.
2. Reinstall gearcase belt keeper. Be sure the new drive
belt is inside the tabs of the gearcase belt keeper.
3. Position the blade adapter on the engine crank shaft.
Be sure key in adapter and crankshaft keyway are
aligned; and that the new drive belt is inside the tabs
of the belt retainer.
4. Reattach return spring to rear baffl e / rear gearcase
belt keeper.
5. Place rear baffl e in mower housing.
6. Reinstall debris shield.
7. Reinstall blade. The recommended tightening torque
is 35–40 ft. lbs.
8. Return mower to upright po si tion.
9. Reinstall rear baffl e screws.
REAR
BAFFLE
IDLER
PULLEY
BELT
RETAINER
DEBRIS
SHIELD
BLADE
LOCKWASHER
15
GEARCASE
BELT KEEPER
GEARCASE
RETURN
PULLEY
SPRING
ADAPTER
HARDENED
WASHER
BLADE BOLT
FIG. 19
BLADE