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 TM 9-2320-312-24-1
AC EXPANSION VALVE REPLACEMENT - CONTINUED
0151 00
REMOVAL - CONTINUED
3.
Remove mounting plate with thermostatic switch from expansion valve (6) (WP 0058 00).
CAUTION
Water and dirt can damage refrigerant system. Refrigerant lines should be capped after disconnec-
tion to avoid contamination.
DO NOT disconnect refrigerant fittings using only one wrench. Hold one fitting in place using a
wrench and turn other fitting with a second wrench.
NOTE
Tag refrigerant lines to ensure correct installation.
Refer to WP 0156 00 for instructions on properly disconnecting/connecting AC lines.
4.
Loosen two fitting nuts (5) and disconnect two hoses (4) from expansion valve (6).
5.
Loosen two fitting nuts (7) and remove expansion valve (6) from two refrigerant pipes (8).
5
6
4
7
8
INSTALLATION
CAUTION
DO NOT connect refrigerant fittings using only one wrench. Hold one fitting in place using a wrench
and turn other fitting with a second wrench.
NOTE
Apply refrigerant oil to preformed packings of AC lines before they are connected. Do NOT reuse pre-
formed packings.
1.
Position expansion valve (6) to two refrigerant pipes (8) and tighten fitting nuts (7).
0151 00-2
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