Toro 38065, 38080 manual Belts, Controls and Linkages, Two Stage Snowthrower Drive Systems Manual

Belts, Controls and Linkages

3.Loosen auger brake arm assembly by loosening rear screw and removing front screw (Figure 45).

	Figure 45		M-2678
1. Rear screw	3.	Idler pulley spring

2.Front screw

4.Remove idler pulley spring (Figure 45). Let brake arm assembly hang free but out of the way.

5.Remove (2) screws, (2) washers, and (2) lock washers securing belt guide (Figure 43). If the belt will not slip off, the engine pulley can be removed.

6.Remove engine crankshaft screw, lock washer and washer (Figure 43).

7.Separate and remove engine pulley sheaves (Figure 43).

8.Remove auger/impeller drive belt from center engine pulley, leaving belt looped around large auger/impeller pulley. Remove center engine pulley (Figure 43).

9.Remove traction belt from traction pulley and engine crankshaft (Figure 43).

10.Pull traction idler pulley outward and install new traction belt (Figure 43).

11.Reinstall center engine pulley.

12.Pull idler pulley outward and loop auger/impeller drive belt in front of center engine pulley, making sure that belt is on inside of idler pulley and belt guide (Figure 43).

13.Reinstall engine pulley sheave, washer, lock washer, and crankshaft screw. Make sure the indexing rib in the engine pulley sheave is aligned with the indexing notch in the center engine pulley (Figure 46).

	Figure 46			M-2677
1. Indexing rib in indexing		2.	Engine pulley sheave
	notch	3.	Center engine pulley

14.Make sure brake pad is properly installed on brake arm. Angled cut-off on brake pad must be positioned as shown in Figure 47.

		Figure 47		M-2681
View from left side of unit
1.	Brake pad	3.	Auger/impeller drive
2.	Angled cut-off		belt
		4.	Traction drive belt

Two Stage Snowthrower Drive Systems Manual 2 - 5