TRACTOR

Always observe safety rules when performing

any maintenance.

BRAKE OPERATION

If tractor requires more than five (5) feet to stop at highest speed in highest gear on a level, dry concrete or paved surface, then brake must be service& (See "TO CHECK BRAKE" in the Service and Adjustments section of this manual).

TIRES

Maintain proper air pressure in all tires (See PSI on tires).

Keep tires free of gasoline, oil, or insect control chemicals which can harm rub-

ber.

Avoid stumps, stones, deep ruts, sharp objects and other hazards that may cause

tire damage.

NOTE: To seal tire punctures and prevent flat tires due to slow leaks, tire sealant may be purchased from your local parts dealer. Tire sealant also prevents tire dry rot and corrosion_

OPERATOR PRESENCE SYSTEM AND REVERSE OPERATION SYSTEM (ROS) Be sure operator presence and reverse operation systems are working properly. If your tractor does not function as described, repair the problem immediately.

The engine should not start unless the

brake pedal is fully depressed, and the attachment clutch control is in the disen-

gaged position.

CHECK OPERATOR PRESENCE SYSTEM

°When the engine is running, any attempt by the operator to leave the seat without first setting the parking brake should shut

off the engine.

When the engine is running and the at- tachment clutch is engaged, any attempt by the operator to leave the seat should shut off the engine.

The attachment clutch should neveroper- ate unless the operator is in the seat.

ROS "ON" Position Engine "ON" Position (Normal Operating)

CHECK REVERSE OPERATION (ROS) SYSTEM

When the engine is running with the ignition switch in the engine "ON" position and the attachment clutch engaged, any attempt

by the operator to shift into reverse should shut off the engine.

-Whenthe engine is runningwiththe ignition switch in the ROS "ON" position and the attachment clutch engaged, any attempt

by the operator to shift into reverse should NOT shut off the engine.

BLADE CARE

For best results mower blades must be sharp.

eplace worn, bent or damaged blades. CAUTION: Use only a replacement blade

approved by the manufacturer of your tractor. Using a blade not approved by the manu- facturer of your tractor is hazardous, could damage your tractor and void your warranty_

BLADE REMOVAL

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

NOTE: Protect your hands with gloves and/ or wrap blade with heavy cloth°

2.Remove blade bolt by turning counter- clockwise.

3o lnstallnewbladewithstamped"THISStDE

UP" facing deck and mandrel assembly. IMPORTANT: To ensure proper assembly, center hole in blade must align with star on mandrel assembly°

4, Install and tighten blade bolt securely (45-55 Ft. Lbs. torque),

IMPORTANT: Special blade bolt is heat

treated.MandreB Assembly

Blade

(s_

Center Hole

BATTERY-_

Your tractor has a battery charging system which is sufficientfor normal use. However, periodic charging of the battery with an au- tomotive charger wil! extend its life_

Keep battery and terminals clean.

Keep battery bolts tight.

Keep small vent holes opera

Recharge at 6-10 amperes for 1 hour.

NOTE: The original equipment battery on your tractor is maintenance free. Do not attempt to open or remove caps or covers.

Adding or checking level of electrolyte is not necessary°

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Craftsman 917.28948 owner manual Battery