TM 5-4310-387-14
4-14. Compressor Drivebelt.
This task covers:
Replace
INITIAL SETUP
Tools
Equipment Condition
General Mechanic's Tool Kit (NSN 5180-00-177-7033)
Drivebelt guard removed (para. 4-13).
Materials/Parts
Drivebelt
Replace. (figure 4-2)
(1) Loosen four nuts (1).
(2) Loosen nut (2) and nut (3).
(3) Slide compressor (4) toward engine (5) and remove belts (6).
(4) Install two new belts (6).
(5) Tighten nut (3) to move compressor (4) away from engine (5) until firm push at a point midway between engine
pulley (7) and compressor pulley (8) deflects the belts (6) 0. 50-0. 75 in. (12. 7-19. 2 mm).
(6) Place a straight edge across the face of compressor pulley (8) and engine pulley (7). Ensure the pulleys are
parallel to within 1/16 in. (1. 58 mm). Adjust position of compressor (4) to obtain the parallel condition.
(7) Tighten nut (2).
(8) Tighten four nuts (1).
FOLLOW-ON MAINTENANCE
Install drivebelt guard (para. 4-13).
4-12
