TM 10-8145-222-23
0067
REPLACE CONTINUED
Condenser to Receiver 3/8-Inch Check Valve
WARNING
Compressor lubricating oil is caustic and can cause severe injury to skin and eyes.
Wear gloves and protective face shield whenever contact with compressor lubricating
oil is possible. If contact with eyes is made, flush eyes and seek immediate medical
attention. If contact with skin is made, wash affected area of skin with soap and
water.
1. Recover refrigerant (WP 0014, Service).
2. Disconnect battery (WP 0053, Disconnect).
3. Remove front panel assembly to gain access to receiver (WP 0013, Remove).
4. Remove left-side panel (WP 0013, Remove).
CAUTION
Use care when removing the tubing away from the check valve. The tubing can be
easily bent or kinked if care is not exercised.
5. Loosen flare nut (Figure 2, Item 1) and remove piping (Figure 2, Item 2) away from 3/8-inch check valve
(Figure 2, Item 3).
6. Loosen and remove 3/8-inch check valve (Figure 2, Item 3) from receiver.
7. Install check valve (Figure 2, Item 3) onto receiver and tighten.
8. Carefully align piping (Figure 2, Item 2) with 3/8-inch check valve (Figure 2, Item 3).
9. Slide flare nut (Figure 2, Item 1) over piping (Figure 2, Item 2) and connect to check valve (Figure 2, Item 3).
10. Tighten flare nut (Figure 2, Item 1).
11. Perform refrigerant leak check (WP 0014, Service).
12. Perform evacuation and dehydration (WP 0014, Service).
13. Charge system with refrigerant (WP 0014, Service).
14. Install left-side panel (WP 0013, Install).
15. Install front panel assembly (WP 0013, Install).
16. Reconnect battery (WP 0053, Reconnect).
17. Operate refrigeration unit to verify refrigeration cycles are operational after check valve replacement (TM 10-
8415-222-10, Operating Procedures).
18. Place MTRCS back into desired mode of operation (TM 10-8415-222-10, Operating Procedures).
0067-4