Poulan PO1538B manual To Adjust Brake See Fig, To Replace Motion Drive Belt See Fig

SERVICE AND ADJUSTMENTS

		• Remove belt downward from around engine pulley.
R.H. SUSPENSION ARM		• Pull belt slack toward rear of tractor. Remove belt
		upwards from transaxle pulley by deflecting belt keep-
		ers.
MANDREL	ENGINE	• Remove belt from center span keeper and pull belt away
PULLEY	PULLEY	from tractor.
		BELT INSTALLATION -
	IDLER	• Carefully work new belt down between transaxle belt
		keepers and onto the input pulley.
RETAINER	PULLEYS
SPRING		• Slide belt into the center span keeper.
		• Pull belt toward front of tractor and roll around the top
		groove of engine pulley.
		• Install belt through stationary idler and clutching idler.
MANDREL		• Make sure belt is in all pulley grooves and inside all belt
PULLEY		guides and keepers.
FIG. 20		• Install mower (See “TO INSTALL MOWER” in this
		section of manual).

TO ADJUST BRAKE (See Fig. 21)

Your tractor is equipped with an adjustable brake system which is mounted on the right side of the transaxle.

If tractor requires more than six (6) feet stopping distance at high speed in highest gear on a level dry concrete or paved surface, then brake must be adjusted.

•Depress clutch/brake pedal and engage parking brake.

•Measure distance between brake operating arm and nut “A” on brake rod.

•If distance is other than 1-1/2", loosen jam nut and turn nut “A” until distance becomes 1-1/2". Retighten jam nut against nut “A”.

•Road test tractor for proper stopping distance as stated above. Readjust if necessary. If stopping distance is still greater than six (6) feet in highest gear, further maintenance is necessary. Contact your nearest au- thorized service center/department.

WITH PARKING BRAKE "ENGAGED"

ENGINE

PULLEY

CLUTCHING

IDLER

CENTER SPAN KEEPER

STATIONARY IDLER

TRANSAXLE PULLEY

1-1/2"

NUT "A"

JAM NUT

OPERATING

ARM

FIG. 21

TO REPLACE MOTION DRIVE BELT (See Fig. 22)

Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest.

BELT REMOVAL -

•Remove mower (See “TO REMOVE MOWER” in this section of manual).

NOTE: Observe entire motion drive belt and position of all belt guides and keepers.

• Remove belt from stationary idler and clutching idler.

21

FIG. 22

TO ADJUST STEERING WHEEL ALIGNMENT

If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steer- ing wheel and reassemble per instructions in the Assembly section of this manual.

FRONT WHEEL TOE-IN/CAMBER

The front wheel toe-in and camber are not adjustable on your tractor. If damage has occurred to affect the front wheel toe- in or camber, contact your nearest authorized service center/department.

TO REMOVE WHEEL FOR REPAIRS (See Fig. 23)

•Block up axle securely.

•Remove axle cover, retaining ring and washers to allow wheel removal (rear wheel contains a square key - Do not lose).

•Repair tire and reassemble.

•On rear wheels only: align grooves in rear wheel hub and axle. Insert square key.