Engine Maintenance 9-32
SL Belt Adjustments
WARNING: DO NOT attempt to adjust belts with the unit operating.
Alternator Belt Replacement and Adjustment
The alternator belt tension should read 30 on the belt tension gauge. When replacing or adjusting the fan belts, adjust the alternator
belt tension last.
1. Loosen the alternator pivot bolt and the lower adjusting arm bolt.
2. Remove, replace or reinstall the alternator belt.
3. Move the alternator on adjusting arm slot to obtain a reading of 30 on the belt tension gauge.
4. Tighten the adjusting arm bolt and the alternator pivot bolt.
Water Pump Belt Replacement and Adjustment
The water pump belt tension should read 35 on the belt gauge.
NOTE: On model 30 units, the lower fan belt must be removed to remove the water pump belt.
SL:
1. Remove the bolts on the water pump pulley.
2. Remove the pulley sliding section and remove the belt.
3. Install new belt on the stationary pulley.
4. Replace the sliding pulley section on the pulley. Add or remove shims to adjust the belt tension.
5. Tighten the mounting bolts on the water pump pulley. The belt tension should read 35 on the belt gauge
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