TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
Page 941 of 1555
TM 9-2320-387-24-2 25-64 Change 1 25-23. A/C TRINARY SWITCH REPLACEMENT This task covers: a. Removal b. Installation a. Removal INITIAL SETUP: Applicable Models M1114 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts O-ring (Appendix G, Item 265.1) Refrigerant oil (Appendix C, Item 48) Manual References TM 9-2320-387-24P Equipment Condition Battery ground cables disconnected (para. 4-68). Maintenance Level Direct support 1. Disconnect two wiring harness connectors (2) from trinary switch (1). 2. Remove trinary switch (1) from receiver/dryer (4). 3. Remove O-ring (3) from trinary switch (1). Discard O-ring (3). 1. Lubricate O-ring (3) with refrigerant oil and install on trinary switch (1). 2. Install trinary switch (1) on receiver/dryer (4). 3. Connect two wiring harness connectors (2) to trinary switch (1). b. Installation