Compressor HVAC: Adjustments
Alternator / A/C Belt Inspection and AdjustmentSpecial Tools Required
Belt Tension Gauge 07JGG-001010A
Belt Tension Gauge Method
Inspection
1. Attach the belt tension gauge to the belt and measure the tension. Follow the gauge manufacturer's instructions. If the belt is worn or damaged, replace it. If the belt needs adjustment, go to step 2.
Adjustment
2. Loosen the mounting bolt (A) and lock bolt (B).
3. Turn the adjusting bolt (C) to obtain the proper belt tension, then retighten the lock bolt and mounting bolt.
4. Recheck the belt tension.
5. If you installed a new belt, run the engine for 5 minutes, then readjust the belt to the used belt specification.
6. Check the power steering pump belt adjustment.
Deflection Method
Inspection
1. Apply a force of 98 N (10 kgf, 22 lbf), and measure the deflection at the mid point (A) between the alternator and crankshaft pulley. If the belt is worn or damaged, replace it. If the belt needs adjustment, go to step 2.
Adjustment
2. Loosen the mounting bolt (B) and lock bolt (C).
3. Turn the adjusting bolt (D) to obtain the proper belt tension, then retighten the lock bolt and mounting bolt.
4. Recheck the belt tension.
5. If you installed a new belt, run the engine for 5 minutes, then readjust the belt to the used belt specification.
6. Check the power steering pump belt adjustment.