Yard Machines 389, 387, 370, 378 manual Drive Belt Removal and Replacement Model 380 Series

Page 21

DRIVE BELT REMOVAL AND REPLACEMENT (Model 380 Series)

If you need to replace a worn or broken drive belt, follow steps 1 through 30.

Step 1. Disconnect the spark plug and ground it.

Step 2. Drain the fuel tank.

Step 3. Remove rear hub caps and wheels.

Step 4. Remove eight phillips head screws.

5

6

7

4

(Behind Wheel)

8

1

2

3

Step 5. Tip mower back on its handle and block securely.

Step 6. Remove blade and blade adapter.

Step 7. Remove three hex head screws holding small baffle.

Step 8. Remove small baffle.

Step 9. Remove large baffle.

Small Baffle

Blade Adapter

Blade

Large Baffle

Step 10. Loosen hex lock nut holding idler bearing.

Step 11. Using a pair of pliers, pull back and rotate belt keeper bracket from the slot on idler pulley.

Step 12. Slide the belt out from between the Belt Keeper Bracket and the idler pulley.

Transmission

Pulley

Belt

Belt Keeper

 

 

 

 

 

 

Bracket

 

 

 

Idler Pulley

 

 

Transmission

Bracket

 

 

 

 

 

 

 

 

 

 

 

Idler Pulley

 

 

 

Bolt and

 

 

 

Locknut

 

 

 

Hex Head Screw

21

Image 21
Contents MTD Products INC. P.O. BOX 368022 CLEVELAND, Ohio Important Read Safety Rules and Instructions CarefullyGeneral Operation Important Safe Operation PracticesSlope Operation ServiceDo not ChildrenSafety Labels Found On Lawn Mower Gaugeslope Calling Customer Support Finding Your Model NumberDisconnect Spark Plug Wire Unpacking InstructionsRemove Unit from Carton Items Required for Assembly SET-UP InstructionsSET-UP Your Lawn Mower Tighten wing nuts Blade Control Handle ControlsThrottle Control Recoil StarterOperation Cutting Height Adjustment LeverEngine Controls GAS and OIL FILL-UPUsing Your Rotary Mower Neutral Adjustment TestEach Time Before YOU Start Your Mower To Start Engine and Engage BladeBagging Grass Clippings Emptying a Full BAG of GrassMulching Grass Clippings Adjustments Handle Height AdjustmentSide Discharging Grass Clippings Optional Drive Clutch Control Adjustment Throttle Control AdjustmentMaintenance LubricationEngine Cutting Blade REMOVAL, Replacement and Sharpening Trouble ShootingDeck Shift Lever Cable Adjustment Models 380 389 Only Drive Belt Removal and Replacement Model 370 Series Small Baffle Blade Adapter Large Baffle Hex Head Screw Drive Belt Removal and Replacement Model 380 Series Six-Speed Direction but not the other. If the wheel OFF-SEASON Storage Trouble Shooting GuideModels 370 thru Front Axle Assembly & Height Adjuster†† Wheel Assembly Chart Description Model 380 thru 811-00185 710-1237 710-0871 Description Shroud Chart MANUFACTURER’S Limited Warranty for

378, 370, 389, 387 specifications

Yard Machines is a well-known brand in the outdoor power equipment market, primarily recognized for producing reliable and efficient lawn care devices. Among their product line, the Yard Machines 389, 387, 378, and 370 models represent the company's commitment to combining advanced technologies with practical features.

Starting with the Yard Machines 389, this model is engineered for durability and performance. It typically comes with a powerful engine that offers ample cutting power, making it ideal for tackling medium to large-sized lawns. The 389 features an adjustable cutting height that allows users to customize their mowing experience according to grass type and desired lawn aesthetics. Additionally, its large grass bag capacity reduces the frequency of emptying, making the mowing task more efficient.

The Yard Machines 387 offers similar performance with slightly varied specifications. It is designed for ease of use, boasting a lightweight frame and ergonomic handles, making it manageable for users of all ages. The 387’s engine is optimized for fuel efficiency, which not only saves money but also reduces the environmental impact. With its sturdy construction, the model is built to withstand the rigors of regular use, ensuring longevity.

Moving to the Yard Machines 378, this model is particularly noted for its enhanced maneuverability, making it suitable for variable terrains, including uneven yards and tight corners. It features a self-propelled option, allowing users to confidently navigate different landscapes without excessive effort. The 378 often includes a mulching capability, permitting grass clippings to be finely shredded and recycled back into the lawn for added nutrients.

Finally, the Yard Machines 370 is the entry-level model in this series, yet it doesn't compromise on performance. It is perfect for homeowners with small to medium lawns. Easy to handle, it often incorporates a straightforward recoil start system, making it user-friendly for those who may be new to lawn maintenance. The compact design further enhances its storage capabilities, appealing to those with limited garage or shed space.

In conclusion, the Yard Machines 389, 387, 378, and 370 models collectively showcase the brand’s dedication to quality and innovation in lawn care. With features designed for various user needs—from powerful engines to user-friendly designs—these mowers cater to a diverse range of customers looking to maintain their outdoor spaces efficiently.