Yard-Man 31AE573H401, 31AE553F401 manual Lubrication

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SECTION 9: LUBRICATION

(See Figure 13)

WARNING: Disconnect the spark plug wire and ground against the engine before performing any lubrication or maintenance.

WHEELS

Oil or spray lubricant into wheel bearings at least once a season. Remove wheels, clean and coat axles with a multi-purpose automotive grease.

CHUTE CRANK

The gear on the end of the chute crank should be greased with multi-purpose automotive grease once a season.

AUGER SHAFT

Lubricate auger shaft at least once a season. Also lubricate the auger bearings at least once a season. Remove shear bolts on auger shaft. Oil or spray lubricant inside shaft.

GEAR BOX

The worm gear box has been filled with grease at the factory. If disassembled for any reason, lubricate with 1.5 ounces of Shell Alvania grease EPR00 (part number 737-0168). Before reassembling, remove old sealant and apply Loctite 5699 or equivalent.

WARNING: Do not overfill the gear box; or damage to the seals could result. Be sure the vent plug is free of grease in order to relieve pressure.

DRIVE AND SHIFTING MECHANISM

Lubricate at least once a season or after every 25 hours of operation. Remove rear cover. Lubricate 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.

HEX SHAFT

Lubricate the hex shaft with Belray 6-in-1grease (available at automotive stores, or order by part number 737-0170) at least once a season or after every 25 hours of operation. If for any reason, the transmission was disassembled and the drive cable disconnected, make sure, while reassembling, to route the cable under the drive shaft and the axle before reconnecting to the support bracket. Important: Keep all grease and oil off of the rubber friction wheel and aluminum drive plate.

ENGINE

Refer to engine manual for all engine lubrication instructions.

WARNING: When following instructions in separate engine manual for draining oil, be sure to protect frame by avoiding oil dripping into transmission parts.

Lubricate

shift arm

Friction

Wheel

Drive

Plate

Lubricate chain, sprocket,

hex shaft

*Viewed when unit standing on auger housing and the drive case removed

Lubricate engine

Lubricate chute crank

Lubricate wheel

bearing

Lubricate auger shaft

 

Figure 13

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Image 12
Contents Important Read Safety Rules and Instructions Carefully MTD Products INC. P.O. BOX 368022 CLEVELAND, OhioImportant Safe Operation Practices TrainingPreparation OperationMaintenance and Storage Safety Labels found on your unitFinding Snow Thrower Model Number Calling Customer SupportUnpacking the Snow Thrower SET-UP Instructions Final Adjustments Auger Drive ClutchTraction Drive Clutch and Shift Lever Skid ShoeControls Operation GAS and OIL FILL-UPTo Start Engine To Stop EngineTo Engage Drive To Steer SnowthrowerTo Engage Augers Tire PressureAdjustments Lubrication Maintenance AugersShave Plate and Skid Shoes Replacing BeltAuger drive belt from the front auger pulley Changing Friction Wheel Rubber Drive BeltOFF-SEASON Storage Trouble Shooting Guide Trouble Possible Causes Corrective ActionRepair Parts Ref. No Codes below. Please add the applicable color code Cable Guide Page 151 2732 Yard-Man Green Yard-Man Yellow0674 Powder Black Wheel Assembly Yard-Man Green Yard-Man Yellow 0674 Powder Black 0637 Optional Parts Tire Chain Part NumberMANUFACTURER’S Limited Warranty for Other Warranties

31AE553F401, 31AE573H401 specifications

The Yard-Man 31AE573H401 and 31AE553F401 are two exceptional garden tractors designed to cater to the needs of homeowners and gardening enthusiasts alike. These machines combine powerful performance with innovative features to make lawn care and maintenance a breeze.

One of the standout characteristics of both models is their robust engine performance. The Yard-Man 31AE573H401 is equipped with a reliable 500cc engine, while the 31AE553F401 comes with a slightly smaller yet powerful engine. This ensures that users have the horsepower necessary to tackle tough mowing tasks and maintain even large properties efficiently. With electric start options available, both models ensure a hassle-free start-up, eliminating the stress of manual pulls.

A defining feature of these tractors is their versatile cutting systems. Both the 31AE573H401 and the 31AE553F401 feature a durable 42-inch cutting deck, designed to deliver clean and precise cuts with different height adjustments, allowing users to customize their lawn's appearance. The cutting deck design enhances maneuverability, enabling users to navigate around obstacles such as trees and flower beds while maintaining an even cut.

User comfort is a significant consideration in both models. They come with a comfortable, high-back seat that provides ample support during longer mowing sessions, reducing fatigue. The ergonomic controls are conveniently placed, ensuring that operators can easily adjust speed and cutting height without taking their hands off the steering wheel.

Equipped with advanced technologies, these tractors offer exceptional durability and ease of maintenance. The reinforced frame construction enhances stability and longevity, while easily accessible maintenance points simplify routine care. The onboard diagnostics notify users of potential issues before they become major problems, which enhances the overall reliability of the machines.

Additionally, both models feature a hydrostatic transmission that allows for smooth acceleration and effortless operation. This technology provides seamless control, enabling users to navigate various terrains without the need for shifting gears manually.

In summary, the Yard-Man 31AE573H401 and 31AE553F401 are top-tier garden tractors that embody reliability, comfort, and innovative features. Whether it's mowing a vast lawn or maneuvering through tight spaces, these machines make the task efficient and enjoyable. Ideal for homeowners seeking a dependable solution for lawn maintenance, these tractors are a valuable addition to any gardening equipment arsenal.