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Controls System
Maintenance
Adjusting Accelerator
Service Interval: Every 200 hours
1. Position vehicle on level surface, stop engine and
engage the parking brake.
2. With return spring installed, hold engine governor
arm toward operator's side of vehicle and adjust low
idle stop to obtain a .01" – .05" gap between O.D. of
hole in throttle lever and inside of governor spring
hook (Figure 52).
Figure 52
1. Return spring
2. Engine governor arm
3. Low idle stop
4. Throttle lever
Engine must be running so final adjustment
of the accelerator can be performed. To
guard against possible personal injury, engage
parking brake and keep hands, feet, face and
other parts of body away from any moving parts.
3. Start engine and allow it to warm up to normal
operating temperature. Verify low idle setting of
1200 ± 100 rpm.
4. Adjust high idle stop to obtain 3600 ± 50 rpm when
throttle lever contacts stop.
5. Governor spring
6. High idle stop
7. Ball joint
5. Stop engine.
6. Adjust ball joint on accelerator cable and/or cable
jam nuts while throttle lever is against high idle
stop to allow .100"–.250" of clearance between
accelerator pedal arm and top of diamond tread
floor plate, when a 25 lb. force is applied to center
of pedal (Figure 53). Tighten locknut.
1. .100 — .250 inch Clearance
Note: Engine must not be running and return spring
must be attached.
Adjusting Clutch Pedal
Service Interval: Every 200 hours
Note: The clutch pedal cable can be adjusted at the bell
housing or at the clutch pedal pivot. The front hood can
be removed to ease the access to pedal pivot.
1. Loosen the jam nuts securing the clutch cable to the
bracket on the bell housing (Figure 54).
1. Clutch cable
2. Jam nuts
Note: The ball joint may be removed and rotated, if
additional adjustment is required.
44
Figure 53
Figure 54
3. Return spring
4. Ball joint
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