Service And Adjustments; To Adjust Handle; To Remove/Replace Drive Belt - Husqvarna 5521CH Owner's Manual

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. 13)
1. Remove drive cover and belt keeper.
2. Remove belt from gearcase pulley by push ing down
on pulley and rolling belt off it.
3. Turn lawn mower on its side with air fi lter and car bu re tor up.
4. Remove blade and debris shield.
5. Remove belt from engine pulley on crankshaft.
TO REPLACE DRIVE BELT (See Fig. 13)
1. Install new belt on engine pulley.
2. Reinstall debris shield and blade.
3. Return mower to upright po si tion.
4. Install new belt on gearcase pulley.
5. Reinstall belt keeper and drive cover.
NOTE: Always use factory approved belt to assure fi t and
long life.
DRIVE
COVER BELT
BELT KEEPER
PUSH DOWN
TO ADJUST HANDLE (See Figs. 14 and 15)
The handle can be mounted in a high or low position. The
mounting holes in the bottom of lower handle are off center
for raising or lowering the handle.
1. Remove upper handle and all parts attached to lower
handle.
FIG. 13
2. Remove hairpin cotters from lower handle bracket
mount ing pin.
3. Squeeze lower handle in to remove it from mounting pins.
4. Turn lower handle over to raise or lower handle.
5. Squeeze lower handle in and po si tion holes onto
mount ing pins on handle bracket.
6. Reassemble upper handle and all parts removed from
lower handle.
MOWING
POSITION
HAIRPIN
COTTER
MOUNTING
PIN
LOW POSITION
ENGINE
ENGINE SPEED
Your engine speed has been factory set. Do not attempt to
increase engine speed or it may result in personal injury. If
you believe that the engine is running too fast or too slow,
take your lawn mower to an authorized service center for
repair and adjustment.
CARBURETOR
Your carburetor is not adjustable. If your engine does not
operate properly due to suspected carburetor problems,
take your lawn mower to an authorized service center for
repair and/or adjustment.
IMPORTANT: NEVER TAMPER WITH THE ENGINE GOVERNOR,
WHICH IS FACTORY SET FOR PROPER ENGINE SPEED.
OVER SPEED ING THE ENGINE ABOVE THE FACTORY HIGH
SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE
ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING,
CONTACT YOUR NEAREST AUTHORIZED SER VICE CEN TER,
WHICH HAS PROPER EQUIP MENT AND EXPERIENCE TO
13
MAKE ANY NEC ES SARY ADJUSTMENTS.
LOWER
HANDLE
ROTATE
FIG. 14
MOWING
POSITION
HANDLE
BRACKET
HIGH POSITION
FIG. 15