Toro 04022 Operator's Manual page 26

Figure 36
1. Reel drive belt
B. Using a 3/8 inch drive torque wrench, rotate the
bearing housing with 35-40 in.-lb. of torque to
set belt tension (Figure 37).
Figure 37
1. Bearing housing
C. While holding the torque wrench setting, tighten
the bearing housing mounting nuts (Figure 36).
Do not over-tension belt.
D. Install belt cover.
Traction Drive Belt
1. Remove belt cover mounting fasteners and belt
cover to expose belt (Figure 38).
2. Bearing housing mounting
nuts
2. 3/8" Torque wrench here
1. Traction drive belt cover
2. Check tension by depressing belt (Figure 39) at mid
span of pulleys with 4 ± 1 lb of force. Belt should
deflect 3/16 to 5/16 inch (4.8 to 7.9 mm). If the
deflection is incorrect, proceed to next step.
1. Traction drive belt
3. To adjust belt tension:
A. On back side of side plate, loosen the bolt
securing the idler bracket to the side plate
(Figure 40).
26
Figure 38
Figure 39