SECTION 6: MAINTAINING YOUR SNOW THROWER

Before lubricating, repairing, or inspecting, disengage all clutch levers and stop engine. Wait until all moving parts have come to a complete stop. Disconnect spark plug wire and ground it against the engine to prevent unintended starting.

Lubrication

Gear Shaft

Lubricate the gear shaft with 6-in-1 grease (part number 737-0170) at least once a season, or after every 25 hours of operation. Refer to Figure 11.

IMPORTANT: Keep all grease and oil off the rubber friction wheel and aluminum drive plate.

Engine

Refer to the seperate engine manual packed with your unit for all engine lubrication instructions.

Auger Shaft

At least once a season, remove shear bolts from auger shaft. Oil or spray lubricant inside shaft. See Figure 13. Also lubricate the plastic auger bearings at least once a season.

Vent Plug

 

Shear

Shear

Bolt

Bolt

 

Plastic Bearings

Figure 13

Gear Case

The gear case is lubricated with grease at the factory and does not require checking. If disassembled for any reason, lubricate with two ounces of Shell Alvania™ grease EPR00, part number 737-0168. Before reassembling, remove old sealant and apply Loctite™ 5699 or equivalent.

IMPORTANT: Do not overfill the gear case. Be sure the vent plug is free of grease in order to relieve pressure. See Figure 13.

Drive and Shifting Mechanism

At least once a season or after every 25 hours of operation, remove rear cover. Lubricate any chains, sprockets, gears, bearings, shafts, and shifting mechanism at least once a season. See Figure 14. Use engine oil or a lubricant spray . Avoid getting oil on rubber friction wheel and aluminum drive plate.

Lube Gear

and Chute Base

Figure 14

Traction Control / Auger Control Lock

The cams on the ends of the control rods which interlock the traction drive and auger drive clutches must be lubricated at least once a season or every twenty five hours of operation. The cams can be accessed beneath the handle panel. See Figure 15. Use a multi-purpose automotive grease.

Handle Panel

Lube cams here

Figure 15

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Yard-Man 31AH553G401 manual Maintaining Your Snow Thrower, Lubrication

31AH553G401 specifications

The Yard-Man 31AH553G401 is a robust and highly efficient lawn tractor designed to make yard maintenance an effortless task. With its powerful engine and ergonomic features, this machine is built for both functionality and comfort, catering to homeowners with sizable gardens or properties.

At the heart of the Yard-Man 31AH553G401 is its reliable 10.5 HP engine. This gas-powered engine delivers the necessary power to navigate through thick grass and uneven terrain, ensuring a smooth and efficient cutting experience. The engine is complemented by a smooth transmission system that helps the tractor achieve speeds of up to 5.5 mph forward, allowing users to complete their lawn care tasks in a timely manner.

One of the standout features of the Yard-Man 31AH553G401 is its 31-inch cutting deck. This deck is designed to effectively mow lawns of varying sizes while maintaining a clean and precise cut. The adjustable cutting height provides flexibility, allowing users to choose between several height settings to suit their landscaping needs. The wider cutting path cuts down on mowing time and makes it easier to tackle expansive yards.

The Yard-Man 31AH553G401 also includes a convenient 6-position manual deck adjustment feature, providing users the ability to easily switch between cutting heights. This is especially beneficial for maintaining the health of the grass during different seasons or when mowing different types of terrain.

User comfort is a top priority for the Yard-Man brand, and this model features a comfortable and adjustable seat. The ergonomic design of the seat ensures that users can mow for extended periods without discomfort. The tractor also comes with a user-friendly control panel that allows for easy operation, even for those new to lawn care.

Another notable characteristic of the Yard-Man 31AH553G401 is its compact size. This design makes it easy to maneuver around tight corners and flower beds while still providing powerful performance. The tractor’s durable construction ensures longevity, making it a great investment for any homeowner looking to maintain their lawn or garden effectively.

Overall, the Yard-Man 31AH553G401 stands out as a versatile and durable lawn tractor ideal for homeowners seeking efficiency, comfort, and reliability in their lawn care routines. Whether tackling large patches of grass or navigating intricate landscaping features, this lawn tractor is equipped to handle it all with ease.