Alternator/Generator Belt

REMOVAL
GENERATOR BELT
1. Remove power steering pump/air conditioning compressor drive belt.





2. Loosen generator locking nut (Fig. 4).
3. Raise vehicle on hoist.





4. Remove accessory drive belt splash shield (Fig. 5).
5. Loosen generator pivot bolt (Fig. 4).
6. Loosen generator adjusting bolt until generator belt can be removed (Fig. 4).
7. Remove generator belt.

CLEANING
Clean all foreign debris from belt pulley grooves. The belt pulleys must be free of oil, grease, and coolants before installing the drive belt.

INSPECTION
Belt replacement under any or all of the following conditions is required:
^ Excessive wear
^ Frayed cords





^ Severe glazing Poly-V Belt system may develop minor cracks across the ribbed side (due to reverse bending). These minor cracks are considered normal and acceptable. Parallel cracks are not (Fig. 6).

NOTE: Do not use any type of belt dressing or restorer on Poly-V Belts.

INSTALLATION

NOTE: When installing drive belt on the pulleys, make sure that belt is properly routed and all V-grooves make proper contact with pulley grooves.

GENERATOR BELT





1. Install belt around pulleys (Fig. 3).





2. Adjust belt tension by tightening adjusting bolt (Fig. 4). Adjust belt to specification shown in DRIVE BELT TENSION CHART.
3. Check belt tension using Special Tool 8371 Belt Tension Gauge Adapter, and the DRB III using the following procedures:

WARNING: DO NOT CHECK BELT TENSION WITH ENGINE RUNNING.

a. Connect 8371 to the DRB III following the instructions provided with tool.





b. Place end of microphone probe approximately 2.54 cm (1 inch) from belt at one of the belt center span locations shown in (Fig. 8).
c. Pluck the belt a minimum of 3 times. (Use your finger or other suitable tool)
d. The frequency of the belt in hertz (Hz) will display on DRB III screen.
e. Adjust belt to obtain proper frequency (tension).





4. Tighten generator pivot bolt to 54 Nm (40 ft. lbs.) (Fig. 4).





5. Install accessory drive belt splash shield (Fig. 5).
6. Lower vehicle.





7. Tighten generator locking nut to 54 Nm (40 ft. lbs.) (Fig. 4).
8. Install power steering pump/air conditioning compressor drive belt.





DRIVE BELT TENSION CHART