MTD 31AE640F352 manual Maintaining Your Snow Thrower, Lubrication

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SECTION 6: MAINTAINING YOUR SNOW THROWER

WARNING: Before servicing, 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

Engine

•Refer to the engine manual for maintenance procedures and instructions.

WARNING: When following instructions in the engine manual for draining oil, be sure to protect frame to avoid oil dripping onto transmission parts.

Gear Shaft

•Lubricate the gear shaft with a good all-weather multi-purpose light grease at least once a season or after every 25 hours of operation.

Gear Case

•The auger gearbox has been filled with grease at the factory. If disassembled for repairs, lubricate with 1-1/2 ounces of grease (part no. 737-0168).

IMPORTANT: Do not overfill the gear case. Damage to the seals could result. Be sure the vent plug is free of grease in order to relieve pressure.

Auger Shaft

•At least once a season, remove shear bolts on auger shaft. Oil or spray lubricant inside shaft. Also lubricate the auger bearings at least once a season. See Figure 11.

Chute Directional Control

•The worm gear on the chute directional control should be greased with multipurpose automotive grease.

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

Shear Bolts

Bearings

Bearings

Figure 11

Klick Pin

Axle

Figure 12

Drive and Shifting Mechanism

•Remove rear cover. Oil any chains, sprockets, gears, bearings, shafts, and shifting mechanism at least once a season. Use engine oil or a spray lubricant. Avoid getting oil on rubber friction wheel and aluminum drive plate.

Wheels

•Oil or spray lubricant into bearings at least once a season. Pull the klick pins and remove wheels, clean and coat axles with a multipurpose automotive grease. See Figure 12.

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Contents OPERATOR’S Manual Table of Contents Important Safe Operation Practices TrainingMaintenance and Storage Assembly Lamp WiringAssembling Your Snow Thrower Loose PartsKnow Your Snow Thrower Gas and OilOperating Controls Operating Your Snow Thrower Before StartingGas And Oil Fill-up Starting EngineTo Stop Engine To Engage DriveTo Engage Augers Chute Clean-out Tool Operating TipsSnow Thrower Model Snow Thrower Model Drift Cutter KitChute Assembly Auger ControlTire Pressure Traction Control and Shift LeverSkid Shoes Drive WheelsMaintaining Your Snow Thrower LubricationService Belt ReplacementAugers Shave Plate and Skid ShoesChanging Friction Wheel Rubber Drive BeltTrouble Shooting Guide Trouble Possible Causes Corrective ActionModel 31AE640F352 Parts List Model 31AE640F352 Model 31AE640F352 Wheel Chart Model 1833 746-0897 Drive Cable 731-2643 Chute Clean-out Tool Model 31AE640F352 Model 31AE640F352 MANUFACTURER’S Limited Warranty for

31AE640F352 specifications

The MTD 31AE640F352 is a powerful and versatile engine designed for a variety of applications, particularly in the field of outdoor power equipment. Recognized for its reliability and performance, this engine is a perfect choice for lawn mowers, tillers, and other landscaping tools.

One of the standout features of the MTD 31AE640F352 is its robust construction. The engine utilizes a cast-iron cylinder sleeve, which not only enhances durability but also improves heat dissipation. This is crucial in maintaining optimal operating temperatures, especially during prolonged use. The engine's design is engineered for easy maintenance, making it user-friendly for both professionals and hobbyists.

The MTD 31AE640F352 is powered by a four-stroke engine, which contributes to its efficiency and fuel economy. With a displacement of 196cc, this engine provides ample power for a range of tasks while ensuring low emissions, adhering to environmental regulations. The engine's overhead valve (OHV) design allows for better airflow and greater combustion efficiency, resulting in improved torque and horsepower.

Additionally, the MTD 31AE640F352 features an integrated recoil starter and a primer bulb, which facilitate quick and effortless starting, even in cold conditions. This ensures that users can get to work without delays, maximizing productivity. The engine's air filtration system is designed to minimize dust and debris intake, prolonging the engine's lifespan and reducing maintenance frequency.

Another notable characteristic is the quiet operation of the MTD 31AE640F352, making it a suitable choice for residential areas where noise regulations may be a concern. The engine operates smoothly with reduced vibration, providing a comfortable experience for the user.

In terms of versatility, this engine can be found in various MTD products, showcasing its adaptability across different applications. Whether it’s powering a lawn mower or a snow blower, the MTD 31AE640F352 delivers consistent performance, meeting the needs of various outdoor tasks.

Overall, the MTD 31AE640F352 stands out in the engine market for its combination of power, efficiency, and user-friendly features. With its reliable performance and durable construction, it continues to be a preferred choice for numerous outdoor power equipment applications, catering to both residential and commercial users alike.
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