Yard Machines 820 Thru 829, 840 Thru 849 manual Service

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If the paper can be inserted through the coils of the brake spring, the brake is properly adjusted.

If the paper cannot be inserted, tighten the hex lock nut until the paper can be inserted through the coils.

Release the parking brake and place the tractor in neutral. Depress the clutch-brake pedal and try rolling the tractor. The tractor should not move. If the tractor moves, repeat the above steps until proper brake adjustment is achieved.

Hex Lock Nut

Paper

DiscSpring

Brake

Figure 24

CARBURETOR ADJUSTMENTS

WARNING: If any adjustments are made to the engine while the engine is running (e.g. carburetor), disengage all clutches and blades. Keep clear of all moving parts.

Be careful of heated surfaces and muffler.

Minor carburetor adjustments may be required to compensate for differences in fuel, temperature, altitude and load. Refer to separate engine manual for carburetor adjustment information.

NOTE: A dirty air cleaner will cause an engine to run rough. Be certain air cleaner is clean and attached to the carburetor before adjusting carburetor.

SECTION 9: SERVICE

WARNING: Always stop engine and disconnect spark plug wire(s) before cleaning, lubricating or doing any kind of work on garden tractor.

STEERING GEARS

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

STEERING SHAFT

Lubricate steering shaft at least once a season with light oil.

TRANSAXLE

The transaxle is lubricated and sealed at the factory and does not require checking. If disassembled for any reason, lubricate with 32 oz. of Shell Darina grease, part number 737-0148 (16 oz. tube).

LINKAGE

Once a season lubricate all the pivot points on the clutch, brake and lift linkage with SAE 30 engine oil.

WHEELS

The front wheels may be provided with grease fittings. Lubricate at least once a season with automotive multi- purpose grease.

PIVOT POINTS

Lubricate all pivot points with light oil at least once a season.

BALL JOINTS

The ball joints and drag link ends are permanently lubricated.

BLADE SPINDLES

The blade spindles on the cutting deck are permanently lubricated.

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Contents Operator’s Manual Table of Contents Finding Model NumberCalling Customer Support General Operation Important Safe Operation PracticesSlope Operation ServiceDo not ChildrenPage Slope Gauge If not already attached Hardware PackUnpacking Assembling Your Garden TractorTo Remove Unit from Crate Activating and Charging the Battery Steering Wheel InstallationType a Type B Manual Adjustment Seat Quick Adjustment SeatAttaching the Seat Attaching the Cutting Deck Hardware B Hanger Brackets Belt Deck Only Attaching the Chute DeflectorFinal Assembly Tire PressureLeveling the Deck IGNITION/LIGHT Switch Ignition SwitchKnow Your Garden Tractor Throttle ControlCLUTCH-BRAKE Pedal Shift LeverParking Brake Speed Control LeverOperating Your Garden Tractor Power TAKE-OFF PTO LeverLift Lever Starting the EngineStopping the Engine Setting the Cutting HeightOperating the Tractor HIGH-LOW Transmission RangesMaking Adjustments Brake Adjustment Steering AdjustmentService Maintaining Your Garden Tractor Battery Care and Maintenance Type B Battery Removing / Installing / Jump StartingTires Belt ReplacementFuel Filter IdlerOFF-SEASON Storage Description Model No Optional EquipmentTrouble Possible Corrective Action Causes Trouble ShootingMANUFACTURER’S Limited Warranty for