To replace motion drive belt {see fig. 26), To adjust steering wheel alignment, Front wheel toe-in adjustment – Sears 917.251551 User Manual

Page 23: Front wheel camber, Service and adjustments

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SERVICE AND ADJUSTMENTS

TO REPLACE MOTION DRIVE BELT
{See Fig. 26)

Park the tractor on level surface. Engage parking brake.
For ease of service there is a belt installation guide decal on
bottom of left footrest- It is not necessary to remove mower.

BELT REMOVAL -
-> Engage parking brake (creates slack in belt).
” Remove mower drive belt from electric ciutch pulley

only (See “TO REPLACE MOWER DRIVE BELT" in
this section of this manual).

•

Roll motion drive belt off transaxle pulley-

» Roll belt off clutching idler pulleys, then off engine

pulley and front V-idler pulley.

■> Pull belt out of all belt keepers.

BELT INSTALLATION -

Place V part of belt into grooves on engine pulley and

front V-idler, making sure to route belt inside of belt

keepers.

•

Put belt coming from V-idler above midspan belt keeper,

then onto clutching idler puiieys as shown.

•

Make sure V part of belt engages V-fdler.

Place belt around transaxle pulley, beginning at top.

V part of belt should engage transaxie pulley.

Place long lower section of belt through loop in midspan

belt keeper.

” Check to be sure belt Is on proper side of all belt

keepers.

•

Reinstail mower drive belt onto electric clutch pulley.

IMPORTANTî CHECK BRAKE ADJUSTMENT,

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 ADJUSTMENT

Front wheel toe-in is required for proper steering operation.

Toe-in was set at the factory and adjustment should not be

necessary. If parts in the front axle or steering mechanism
have been replaced or damaged, check toe-in and adjust
if necessary.

TO CHECK TOE-!N (See Fig. 27) -

“ Position front wheels straight ahead.
» Measure distance between wheels at front and rear of

tires (dimensions “A" and “B").

» Front dimension “A" should be 1/8" to 1/4" less than

rear dimension “B”.

TO ADJUST TOE-IN (See Figs,. 27 and 28) -

« Loosen jam nuts at adjustment sleeves on tie rod.
" Adjust tie rod until dimension “A” is 1 /8" to 1 /4" less than

dimension “B".

» Tighten jam nuts securely.

FRONT WHEEL CAMBER

The front wheel camber is not adjustable on your tractor. If
damage has occurred to affect the front wheel camber,
contact your nearest authorized service center/depart-

ment.

-------B--------

---

---- .

___

[

front

TRACTOi^

-------À--------

FIG. 27