TM 5-3740-214-14
Table 4-1. Organizational Preventive Maintenance Checks and Services (Continued)
M = Monthly
A/R = As Required
Q = Quarterly
H = Hourly
INTERVAL
ITEM
ITEM TO BE INSPECTED
NO. M A/R
Q
H
PROCEDURE
COMPRESSOR ASSEMBLY (Continued)
Figure 4-12. Compressor Alignment
(1) Line up compressor pulley with engine pulley.
(2) Turn tensioner screw clockwise (right) to tighten belts. Keep pulleys lined up
while tightening screw.
(3) Check the belt tension. The belts should only move 5/16 inch (6. 35 mm) when a
5 8 lb (2. 27 to 3. 63 Kg) pressure is applied to a point on the belts midway
between the pulleys.
Figure 4-13. Belt Deflection
4-11
