Diesel Data: Automotive Repair

Drive Belt: Service and Repair






ACCESSORY DRIVE BELT
The Poly-V generator/power steering belt has an adjustable tensioner pulley located on the timing belt cover to maintain proper belt tension. To remove or install this belt, Release tension by loosening the tensioner pulley nut and adjustment bolt. Reverse procedure to install and tighten belt to specified tension.

AIR CONDITIONING BELT
1. Remove the alternator/power steering pump and water pump drive belt to gain access to the air conditioning drive belt.
2. Raise vehicle on hoist.
3. To remove and install the air conditioning compressor drive belt, first loosen the tensioner pulley lock nut, then turn the adjusting screw to raise or lower the tensioner pulley assembly. To adjust the air conditioning drive belt, loosen the tensioner pulley nut and adjust belt tension by tightening adjusting screw. Torque pulley nut to 54 Nm (40 ft. lbs.) after adjustment.