Craftsman 917O251550 owner manual Vice And, Adjustments, TO REPLACE MOTION DRIVE BELT See Fig

Ikll II IIll

VICE AND

TO REPLACE MOTION DRIVE BELT (See Fig. 26)

Park the tractor on level surface_ Engage parking brake_ For ease ofservice there is a belt installationguide decal on bottom of left footrest. Itis not necessary to remove mower.

BELT REMOVAL -

°Engage parking brake (creates slack in belt).

°Remove mower'drive belt from electric clutch pulley

only (See 'q'OREPLACE MOWER DRIVE BELT" in this section of this manual)°

°Roll motion drive belt off transaxle pulley.

-Rol! belt off clutching idler pulleys, then off engine pulley and front Widler 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 bett inside of belt keepers.

•Put belt coming from V-idler above midspan belt keeper, then onto clutching idler pulleys as shown.

°Make sure V part of belt engages V-idler..

°Place belt around transaxle pulley, beginning at top.. V part of belt should engage transaxle pulley.,

•Place long lower section of belt through loop in midspan belt keeper_

•Check to be sure belt is on proper side of all bett keepers°

•Reinstall mower drive belt onto electric clutch puliey

IMPORTANT; CHECK BRAKE ADJUSTMENT

ADJUSTMENTS

FRONT WHEEL TOE-IN ADJUSTMENT

Frontwheel toe-inis required for propersteering operation. Toe-in was set at the factory and adjustmentshould not be necessary., ff parts in the front axle or steering mechanism have been replaced or damaged, check toe-in and adjust if necessary°

TO CHECK TOE-IN (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" Bessthan rear dimension "B'L

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

°Loosen jam nuts at adjustment sleeves on tie rod°

°Adjusttie rod until dimension "A" is 1/8"to 1/4" less than dimension "B"_

o 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.

TO ADJUST STEERING WHEEL ALIGNMENT

If steering wheel crossbars are not horizontal (left to right)				FIG, 27
when wheels are positioned straight forward, remove steer-
ing wheel and reassemble per instructionsin the Assembly
section of this manual.
	TRACTOR V-BELT DRIVE SCHEMATIC			ADJUSTMENT
	VIEWED FROM LH. SIDE OF TRACTOR
				SLEEVES
	CLUTCHING
	IDLER			JAM
	CLUTCHING		BELT
		\		NUTS
	FLAT IDLER		EEPER
ENGINE
	ABOVE
PULLEY				TIE ROD
	V-IDLER
				NUTS

FIG, 28

BE_'

KEEPERBELT

TWISTS

BELT TRANSAXLE

KEEPER PULLEY

AS VIEWED FROM BOTTOM

FIG, 26

22