SECTION 4: SERVICE & ADJUSTMENT
WARNING: Always stop engine, disconnect spark plug wire and move it away from spark plug before performing adjustments or repairs. Always wear safety glasses during operation or while performing any adjustments or repairs.
Servicing Augers
The augers are secured to the spiral shaft with two shear pins and cotter pins. See Figure 11 .
1.If the augers do not turn, check to see if the pins have sheared.
2.Replace the pins if needed. Two replacement shear pins and cotter pins have been provided with the snow thrower. Spray an oil lubricant into shaft before inserting new pins and securing with new cotter pins. See Figure 11.
Auger
Shear Pin
Cotter Pin
Figure 11
IMPORTANT: NEVER replace the auger shear pins with standard pins. Any damage to the auger gearbox or other components, as a result of doing so, will NOT be covered by your snow thrower’s warranty.
Shave Plate and Skid Shoes
The shave plate and skid shoes at the bottom of the snow thrower are subject to wear. Check these periodically and replace as necessary.
Carriage Bolt |
|
| Skid Shoe |
Shave Plate |
|
Lock Nut | Nut |
|
Figure 12
2.Reassemble new skid shoes with the same hardware. Make certain the skid shoes are adjusted to be level.
Replacing Shave Plate
1.After removing both skid shoes, remove four carriage bolts and lock nuts which attach shave plate to the snow thrower housing. See Figure 12 . The shave plate and skid shoes at the bottom of the snow thrower are subject to wear. Check these periodically and replace as necessary.
2.Reassemble new shave plate, making sure heads of the carriage bolts are to the inside of the housing. Tighten securely.
Replacing Belt
Check the condition of both auger belt and drive belt every 25 hours of snow thrower operation. Replace if either shows signs of wear and tear. To remove and replace either the auger belt or the drive belt, follow the steps below and then proceed to the specific steps listed under respective
1.Remove belt cover by removing the two self- tapping screws that secure it to the snow thrower housing. See Figure 13A.
2.Take auger belt off the pulley following Figure 13B.
Replacing Skid Shoe
1.Remove four carriage bolts and lock nuts which attach two skid shoes to the snow thrower on two sides. See Figure 12 .
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