Husqvarna 7021R - Manual (Page 13)

13
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. 17 & 18)
1. Remove drive cover.
2. Remove spring and belt keeper.
3. Remove belt from gearcase pulley.
4. Turn lawn mower on its side with air fi lter and car bu -
re tor down.
5. Remove blade and blade adapter.
6. Remove belt from blade adapter.
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.
SERVICE AND ADJUSTMENTS
TO REPLACE DRIVE BELT
7. Position the blade adapter on the engine crank shaft.
Be sure key in adapter and crankshaft keyway are
aligned; and that the drive belt is inside the tabs of the
belt retainer.
8. Route the other end of the new drive belt through hole
in housing.
9. Return mower to upright po si tion.
10. Install new belt on gearcase pulley.
11. Reinstall belt keeper and spring.
12. Reinstall drive cover.
NOTE: Always use factory approved belt to assure proper
fi t and long life.
13. Turn lawn mower on its side with air fi lter and car bu -
re tor down.
14. Reinstall blade.
FIG. 17
BELT
BELT
KEEPER
SPRING
DRIVE
COVER
GEAR-
CASE
PULEY
FIG. 18
BLADE
BOLT HARDENED
WASHER
LOCK
WASHER
BLADE ADAPTER KEY
BLADE
TRAILING EDGE
CRANKSHAFT
KEY WAY
CRANKSHAFT
BELT
RETAINER