Traction Drive Systems

11.If it is necessary to remove the gear quadrant, it is best to just remove the two self-tapping screws that secure the gear quadrant mount to the traction frame. The gear quadrant and gear quadrant frame can then be separated easily (Figure 93).

1

Figure 93

2773-082

1. Self-tapping screws

16.To remove the front frame, pulley, and drive plate assembly, remove the two shoulder bolts that the frame pivots on. The assembly will then lift out of the chassis (Figure 95).

 

 

Figure 95

2773-001

17.To service the drive plate, pulley, and hub, hold the pulley and unscrew the drive plate. It is left hand thread so rotate the plate clockwise to remove (Figure 96).

12.To disassemble the gear quadrant, hold the hex shaft with an open-end wrench. Remove the locknut on the end of the hex shaft (Figure 94).

2

3

1

Figure 94

2773-085

13.The friction wheel and hub will slide off the shaft. Remove 4 screws to separate the hub and wheel.

14.Now the two bearings that support the hex shaft can be removed.

15.To remove the pivot shaft, drive out the roll pins on either side of the double gear. The shaft will then slide out of the gear and bracket.

Figure 96

2773-005

1. Drive plate

2.

Hub

— LH thread

3.

Front frame

18.The hub contains one ball bearing and one bushing.

19.The hub can be separated from the front frame by removing 4 screws.

Two Stage Snowthrower Drive Systems Manual

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Image 41
Toro 38065, 38080 manual Self-tapping screws