Husqvarna 5521CH Service And Adjustments, To Adjust Cutting Height, Rear Deflector, Carburetor

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 pushing down on pulley and rolling belt off it.

3.Turnlawnmoweronitssidewithairfilterandcarburetorup.

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 position.

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

FIG. 13

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.

2.Remove hairpin cotters from lower handle bracket mounting 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 position holes onto mounting pins on handle bracket.

6.Reassemble upper handle and all parts removed from lower handle.

LOWER

HANDLE

ROTATE

FIG. 14

MOWING		MOWING
POSITION		POSITION
HAIRPIN		HANDLE
COTTER
		BRACKET
MOUNTING
PIN
LOW POSITION		HIGH POSITION
ENGINE	FIG. 15

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:NEVERTAMPERWITHTHEENGINEGOVERNOR, WHICH IS FACTORY SET FOR PROPER ENGINE SPEED. OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING, CONTACTYOUR NEAREST AUTHORIZED SERVICE CENTER, WHICH HAS PROPER EQUIPMENT AND EXPERIENCE TO

13MAKE ANY NECESSARY ADJUSTMENTS.