Maintenance
58
6. Check belt tension. The center bolt of spring
loaded idler must be between the two alignment
holes in left support plate (Fig 50).
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 50).
1
2
Figure 50
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 51
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 50).
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 in the lengthen the push
arms can be made (Fig. 52).
10. To lengthen, loosen jam nut and rotate ball joint
counterclockwise, one turn at a time. Adjust
each side the same amount.
Note: Increase belt tension by lengthening
the push arms and decrease belt tension
by shortening push arms.
IMPORTANT: If the push arm lengths are
changed, then the mower deck must be
releveled. See Mower Leveling on page 55.
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