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TMIA 9-4110-257-14
4-43.
IDLER PULLEY REPLACEMENT.
This task covers:
a.
Testing
b.
Removal
c.
Installation
INITIAL SETUP:
Materials/Parts:
General Safety Instructions:
Lock Washers (4)
WARNING
13, Appendix G
Equipment Conditions:
Exposed rotating parts are used in the
Refrigeration unit shut down (para 2-7) and battery
refrigeration unit. Personal injury can result if
disconnected (para 4-35).
battery is connected.
a.
Removal.
(1)
Loosen bolt (1) to relax tension on fan belt.
Figure 4-37. Idler Pulley
(2)
Slide idler arm (2) off idler bracket (3).
(3)
Remove set screw (4), and slide bushing (5) and pulley (6) off idler shaft (7).
(4)
Remove idler shaft (7) from idler arm (2). Remove lubrication fitting (8).
(5)
Remove four bolts (9), lock washers (10) and idler bracket (3). Discard lock washers.
4-108
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