Sears 917.257720 owner manual Install Mower And Drive Belt, Check Deck Levelness

INSTALL MOWER AND DRIVE BELT

(See Figs. 4 and 7}

Be sure tractor is on level surface. Engage parking brake.

oCut and remove tie down securing anti-sway bar. Swing anti-sway bar to left side of mower deck.

,Relieve idler tension from belt. Push idler forward and place a block (standard wood 2 x 4 or equivalent) behind idler pulley.

®Slide mower under tractor with discharge guard to right side of tractor.

oSwing L.H. gauge wheel bar forward by removing rear retainer spnng and pin.

Install one front link in top hole of the L.H. front mower bracket and L.H. front suspension bracket. Retain with two single loop retainer springs as shown.

Slide right side of mower deck forward, toward R.H. front tire.

IMPORTANT: CHECK BELT FOR PROPER ROUTINGIN ALL MOWER PULLEY GROOVES. INSTALL BELT INTO ELECTRIC CLUTCH PULLEY GROOVE.

oInstall second front link in the top hole of the R.H. front mower bracket and R.H front suspension bracket. Retain with two single loop retainer springs as shown.

•Carefully remove block from behind idler pulley.

Turn height adjustment knob counterclockwise unti! it stops.

o Lower mower linkage with attachment lift lever.

LY

oPlace the suspension arms on inward pointing deck pins. If necessary, rock and raise front of mower to align deck pins with the holes in suspension arms. Retain with double loop retainer springs.

-Connect anti-sway bar to chassis bracket under left footrest and retain with double loop retainer spring.

Turn height adjustment knob clockwise to remove slack from mower suspension.

®Raise deck to highest position.

•Swing L.H. gauge wheel bar back towards rear of mower and secure with pin and retainer spnng re- moved earlier.

oAssemble gauge wheels as shown using long shoulder bolts, 3/8 washers and nuts. Tighten securely.

®Adjust gauge wheels before operating mowerasshown in the Operation section of this manual.

CHECK DECK LEVELNESS

For best cutting results, mower housing should be properly leveled. See "TO LEVEL MOWER HOUSING" in the

Service and Adjustments section of this manual.

CHECK FOR PROPER POSiTiON OF ALL

BELTS

See the figures that are shown for replacing motion, mower drive, and mower blade drive belts in the Service and

Adjustments section of this manual. Verify that the belts are routed correctly.

CHASSIS
BRACKET		DOUBLE	LOOP
\ \		RETAINER	SPRING
	\	(inward pointing

SUSPENSION FRONT

ARMSLINKS

FRONT

BRACKET

DOUBLE	LOOP	\	deck pins)
RETAINER	SPRING
	\		\
L.H. GAUGE	"_
WHEEL BAR

SHOULDER

BOLT

NUT

ANTI-SWAY

BAR

3/8 WASHER

iDLER

PULLEY

GAUGEBLOCK

WHEEL(Wood2x4orequiv.)

DISCHARGE

GUARD

CLUTCH

PULLEY

FRONT

SUSPENSION

BRACKET

LOOP RETAINER

SPRINGS

FRONT MOWER

BRACKET

t

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