Sears 917.25148 manual Customer Responsibilities, Tractor

CUSTOMER RESPONSIBILITIES

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TRACTOR

Always observe safety rules when performing any mainte- nancer

BRAKE OPERATION

If unit requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted. (See "TO ADJUST BRAKE" in the Service and Adjust- ments section of this manual)

TIRES

- Maintain proper air pressure in alt tires (See "PROD- UCT SPECIFiCATiONS" on page 3 of this manual)..

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oThe blade can be sharpened with a file or on a grinding wheel Do not attempt to sharpen while on the mower

oTo check blade balance, you will need a 5/8" diameter steel bolt, pin, or a cone balancer. (When using a cone balancer, follow the instructions supplied with baF ancer),.

oSlide blade on to an unthreaded portion of the steel bolt

or pin and hold the bolt or pin parallel with the ground, If blade is balanced, it should remain in a horizontal position. If either end of the blade moves downward, sharpen the heavy end until the blade is balanced.

NOTE: Do not use a nail for balancing blade. The lobes of the center hole may appear to be centered, but are not.

oKeep tires free of gasoline, oil, or insect control chemi- cals which can harm rubber

oAvoid stumps, stones, deep ruts, sharp objects and other hazards that may cause tire damage

BLADE CARE

For best results mower blades must be kept sharp. Re- ptace bent or damaged blades

CENTER HOLE/

/

5t8" BOLT OR PIN

/

BLADE

BLADE REMOVAL (See Fig. 13)

=Raise mower to highest position to allow access to blades..

•Remove hex bott, lock washer and ffat washer securing blade

oInstall new or resharpened blade with trailing edge up towards deck as shown.

oReassemble hex bolt, lock washer and fiat washer in exact order as shown,

oTighten bolt securely (30-35 FL Lbs.. torque),

IMPORTANT: BLADE BOLT IS GRADE 8 HEAT TREATED

NOTE: We do not recommend sharpening blade- but if you do, be sure the blade is balanced.

	MANDREL
AA=SE=BL
....L	/
LOCK WASHER ,-__ _ _"*%'-,	/

HEX BOLT (GRADE B) _'-_-_4 "_

*A GRADE 8 HEAT TREATED BOLT CAN BE IDENTIF'ED BY SIX LINES ON THE BOLT HEAD,

FIG. 13

TO SHARPEN BLADE (See Fig. 14)

Care should be taken to keep the blade balanced° An unbalanced blade will cause excessive vibration and even-

tual damage to mower and engine

FIG. 14

V-BELTS

Check V-belts for deterioration and wear after t00 hours

and replace if necessary. The belts are not adjustable Replace belts if they begin to slip from wear

TRANSAXLE COOLING

Keep transaxle free from build-up of dill and chaff which can restrict cooling

CHECK TRANSAXLE OIL LEVEL (See Fig. '15)

,BIock up rear axie securely

-Remove left rear wheel by removing hub belts.

•Remove filler plug from transaxle.. Oil level must be even with plug threads. If necessary, fill with SAE 30 motor oil, API-SF or SG Replace filfer plug.

-Reassemble wheel to hub,

,For approximate capacity see "PRODUCT SPECIFI- CATIONS" on page 3 of this manual..

TRANSAXLE

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FIG. 15

1"7'