Toro Z287L Z–Master Operator's Manual page 48

6
6
4
2
7
m–4451
1
Figure 55
1. Clutch
2. Clutch retaining strap
3. clutch Terminal
4. PTO belt
6. Check belt tension. The center bolt of spring loaded
idler must be between the two alignment holes in left
support plate (Fig 56).
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. 56).
1
Figure 56
1. Center bolt, spring loaded
idler
7. If adjustment is required, loosen the fixed idler on
right support plate and move up or down in adjustment
slot (Fig. 57). To relieve belt tension lift up on spring
loaded idler.
5
3
5. Machine Frame
6. 1/4' Belt Twist
7. 1/8" Belt Twist
2
2. Alignment hole
1
Figure 57
1. Fixed Idler
8. Check belt tension again. The center bolt of spring
loaded idler must be between the two alignment holes
in left support plate (Fig. 56). 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. 58).
10. To lengthen, loosen jam nut and rotate ball joint
counterclockwise, one turn at a time. Adjust each side
the same amount.
3
1
Figure 58
1. Push arm
2. 15–5/16" (389 mm)
nominal
11. Rotate the belt guide, on rear of the mower, so it is
1/8"–1/4" (3–7 mm) away from the vertical side of the
PTO belt (Fig. 59).
48
2
m–3746
2. Adjustment slot
1
2
m–3740
3. Jam nut
4. Ball joint