GB - 29
MOWER DRIVE BELT
Removal (Figure 22)
NOTE: The PTO belt must be removed from
blade spindle pulleys prior to removing
mower drive belt. The PTO belt does not
need to be removed from electric clutch.
1. Remove PTO belt from blade spindle
pulleys (see PTO Belt on page 28).
2. Remove mower drive belt from right
blade spindle pulley and then from
center blade spindle pulley.
3. Loosen drive belt idler pivot bolt just
enough to gain clearance to remove
mower drive belt from under drive belt
idler.
4. Remove mower drive belt from unit.
Installation (Figure 22)
1. Install the new mower drive belt on
center blade spindle pulley, right blade
spindle pulley, and drive belt idler.
2. Tighten drive belt idler pivot bolt.
3. Install PTO belt on blade spindle pulleys
(see PTO Belt on page 28).
TRANSMISSION BELT
(922210, 212, 213, 217)
Removal (Figure 24)
1. Remove PTO belt from electric clutch
(see PTO Belt on page 28).
2. Remove clutch anchor.
3. Slowly release the tension on the hydro
pump belt idler until all the tension is
removed from the springs.
4. Remove old hydro pump belt from right
hand hydrostat sheave first.
Installation (Figure 24)
1. Install new hydro pump belt by
positioning belt on sheaves. Put belt
onto right hand hydrostat sheave last.
2. Replace clutch anchor.
3. Install PTO belt on electric clutch (see
PTO Belt on page 28).
Figure 23
The PTO idler spring length range is
12.25 to 12.50 in. (31 to 31.8 cm)
measured at a 3 in. (7.6 cm) cutting
height. Adjust as necessary.
Measure
PTO idler
spring
length here.
PTO Idler Spring Length
CAUTION: Use care when
releasing idler spring tension.
Keep body parts well away from
idlers when performing this
operation.
1. Right Hand
Hydrostat
2. Hydro Belt
3. Left Hand
Hydrostat
4. Spring
5. Clutch
6. Clutch Anchor
7. Engine Sheave
8. Idler
Figure 24
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2
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