Toro 74240 - Page 46

46
5. Install clutch retaining strap and plug clutch terminal
into main wire harness (Fig. 52).
1
4
m–4451
M-4373
3
2
5
7
6
6
Figure 52
1. Clutch
2. Clutch retaining strap
3. Clutch terminal
4. PTO belt
5. Machine frame
6. 1/4″ belt twist
7. 1/8″ belt twist
6. Check belt tension. The center bolt of spring loaded
idler must be between the two alignment holes in left
support plate (Fig 53).
Note: Check position of center bolt in Low Height of Cut.
The center bolt must be at or below the top alignment
hole.
Check position of center bolt in a High Height of Cut. The
center bolt must be at or above the lower adjustment hole
(Fig 53).
1
2
M-4417
Figure 53
1. Center bolt, spring loaded
idler
2. Alignment hole
7. If adjustment is required, loosen the fixed idler on
right support plate and move up or down in adjustment
slot. To relieve belt tension lift up on spring loaded
idler.
m–3746
12
Figure 54
1. Fixed Idler 2. Adjustment slot
8. Check belt tension again. The center bolt of spring
loaded idler must be between the two alignment holes
in left support plate (Fig 53). Adjust, if necessary, and
tighten all hardware securely.
9. If the fixed idler contacts the end of the adjustment
slot and more belt tension is required, a small change
to lengthen the push arms can be made (Fig. 55).
10. To lengthen, loosen jam nut and rotate ball joint
counterclockwise, one turn at a time. Adjust each side
the same amount.
m–3740
1
3
2
1
Figure 55
1. Push arm
2. 15″ (381 mm) nominal
3. Jam nut
4. Ball joint