Bolens 660 Lubrication, Air Cleaner, Fuel Filter, Spark Plugs, Engine, Rear Wheels, FrontAxles

oUnscrew the oil fill cap and remove the dipstick from the oil fill tube. See Figure 22.

recommended at the start of each mowing season. Refer to the Briggs & Stratton Operator/Owner ManuaI (or Tecumseh engine's Owner's Manual) for correct plug type and gap specifications.

Lubrication

Drain Port

Figure 22

. Pop open the protective cap on the end of the oil drain valve to expose the drain port. See Figure 22.

. Push the oil drain hose (packed with this manual) onto the oil drain port. Route the opposite end of the hose into an appropriate oil collection container with a capacity of no less than 64 oz.

. Push the oil drain valve in slightly, then rotate counterclockwise and pull outward to begin draining oil.

. Service the oil filter (if so equipped) as instructed in the separate Briggs & Stratton Operator/Owner Manual (or Tecumseh engine'sOwner's Manual) packed with your unit.

Perform the above steps in the opposite order after oil has finished draining.

. Refill the engine with new motor oit.

IMPORTANT: Refer to the Briggs & Stratton Operator/ Owner Manual (or Tecumseh engine'sOwner's Manual) packed with your unit for information regarding the quantity and proper weight of motor oil.

Air Cleaner

Service the pre-cIeaner, if so equipped, and cartridge/ air cleaner element as instructed in the Briggs & Stratton Operator/Owner Manual (or Tecumseh engine's Owner's Manual) packed with your unit.

Fuel Filter

Service the fuel filter, ifso equipped, as instructed in the Bt_ggs & Stratton Operator/Owner Manual (or

Tecumseh engine's Owner's Manual) packed with your unit.

Spark Plug(s)

The spark plug(s) should be cleaned and the gap reset once a season. Spark plug replacement is

WARNING: Before lubricating, repairing, or inspecting, always disengage PTO, move shift lever into neutral position, set parking brake, stop engine and remove keyto prevent unintended starting.

Engine

Lubricate the engine with motor oil as instructed in the Bt_ggs & Stratton Operator/Owner Manual (or

Tecumseh engine's Owner's Manual) packed with your unit.

Rear Wheels

The rear wheels should be removed from the axles once a season. Lubricate the axles and the rims well with an all-purpose grease before re-installing them.

FrontAxles

Each end of the tractor'sfront pivot bar may be equipped with a grease fitting. If so equipped, lubricate with a grease gun after every 25 hours of tractor operation.

Pivot Points& Linkage

Lubricate all the pivot points on the drive system, clutch-brake pedal and lif_linkage at least once a season with light oil.

SteeringShaft and Gear

Lubricate teeth of steering gears with automotive multi- purpose grease after every 25 hours of operation or once a season. See Figure 23.

0 . 0 0

_ 0

Steering Shm_tand Gear

Figure 23

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