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TM 9-4110-257-14
5-33. HEAT EXCHANGER REPLACEMENT.
This task covers:
a.
Testing
b.
Removal
c.
Installation
INITIAL SETUP:
Materials/Parts:
Equipment Conditions:
Lock Washers (2)
Refrigeration system discharged (para 5-7) and purged
1, Appendix G
(para 5-8).
Insulation Tape
Evaporator coil guard removed (para 4-18).
10, Appendix E
a.
Removal.
(1)
Remove insulation (1) as necessary.
(2)
Purge (para 5-8) and de-braze (para 5-9) four fittings (2) from heat exchanger (3).
NOTE
Note flow direction prior to removal.
(3)
Remove two bolts (4), lock washers (5), heat exchanger (3), and clamps (6). Discard lock washers.
Figure 5-29. Heat Exchanger
5-65
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