Sears 917.257552 manual Service, Adjustments, To Replace Mower Blade Drive Belt

SERVICE AND

TO REPLACE MOWER BLADE DRIVE BELT

(See Fig. 25) _, :

The mower blade drive belt may be replaced without tools. Park the tractor on level surface. Engage parking brake.,

BELT REMOVAL-

oRemove mower from tractor (See '%0 REMOVE MOWER" in this section of this manual).

•Work belt off both mandrel pulleys and idler pulleys_ o Pull belt away from mower.,

BELT INSTALLATION -

, Install new belt in reverse order of removal.,

- Make su re belt is in all pulley grooves and inside all belt

guides,

o Install mower in reverse order of removal instructions,

IDLER

MANDREL

PULLEY

FIG. 25

TO ADJUST BRAKE (See Fig, 26)

ADJUSTMENTS

TO REPLACE MOTION DRIVE BELT

(See Fig. 27)

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

oRemove mower (See 'q'OREMOVE MOWER" in this section of this manual..)

°Remove upper belt keeper..

•Remove belt from stationary idler and clutching idler..

oPull belt slack toward rear of tractor. Remove belt upwards from transaxle pulley by deflecting belt keep- ers..

,Pull belt toward front of tractor and remove downwards from around engine pulley..

,Install new belt by reversing above procedure,

IMPORTANT; MAKE SURE UPPER BELT KEEPER IS POSITIONED PROPERLY BETWEEN LOCATOR TABS,

ENGINE PULLEY

LOCATOR

TABS

CLUTCHING

IDLER

BELT

KEEPER

IDLER

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, then brake must be adjusted,,

°Depress clutch/brake pedal and engage parking brake.. o Measure distance between brake operating arm and

nut "A" on brake rod..

oIf distance is other than 1-!/2", loosen jam nut and turn nut "A" until distance becomes 1-1/2". Retighten jam nut against nut "A".

oRoad test tractor for proper stepping 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"

TRANSAXLE

PULLEY

FIG. 27

TO ADJUST STEERING WHEEL ALaGNMENT

NUT "A"

JAM NUT

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 centeddepartment.

FIGo 26 21