TM 5-4310-386-14
5-25. Tension Pulley Assembly, Driving Gear and Eccentric Shaft Drive Gear.
This task covers:
a.
Replace
b.
Repair
INITIAL SETUP
Tools
Equipment Condition
General Mechanic's Tool Kit
Compressor unit shut down (para. 2-13).
(NSN 5180-00-177-7033)
Compressor COG beltguard and drive belt removed
Circlip Pliers (NSN 5120-00-789-0492)
(para. 4-20)
Materials/Parts
Reference
Tension Pulley Assembly
Refer to Appendix F for torque values.
Tension Pulley Assembly Driving
Gear and Eccentric Shaft Drive Gear
Preformed Packing
a. Replace. (figure 5-36)
CAUTION
Apply pressure when removing driving gear. Do not pry. Prying may damage driving gear.
(1)
Remove two alien screws (1) and lockwasher (2), securing driving gear (3) to compressor (4).
(2)
Remove driving gear (3) and preformed packing (5).
(3)
Remove alien screw (6), tension pulley assembly (7), and spacer (8) from compressor (4).
(4)
Remove two alien screws (9), lockwasher (10), securing eccentric shaft gear (11) to compressor (4).
(5)
Install eccentric shaft gear (11) and secure with two lockwashers (10) and alien screws (9).
(6)
Install spacer (8), tension pulley assembly (7) and secure with alien screw (6).
(7)
Install preformed packing (5) and driving gear (3) on compressor (4).
(8)
Install two lockwasher (2) and alien screws (1).
5-110
