TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 4-24. ENGINE TEMPERATURE SENDING UNIT REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit automotive (Appendix B, Item 1) Manual References TM 9-2320-280-24P TM 9-2320-280-24P Materials/Parts Equipment Condition Sealing compound (Appendix C, Item 44) Battery ground cable disconnected (para. 4-73). Hood raised and secured (TM 9-2320-280-10). NOTE The engine temperature sending unit is located left front of engine. 1. Disconnect lead 33B (1) from engine temperature sending unit (2). 2. Remove engine temperature sending unit (2) from engine (3). b. Installation 1. Apply sealing compound to threads of engine temperature sending unit (2). 2. Install engine temperature sending unit (2) to engine (3). 3. Connect lead 33B (1) to engine temperature sending unit (2). FOLLOW-ON TASKS: Connect battery ground cable (para. 4-73). Start engine and check sending unit for leaks (TM 9-2320-280-10). Lower and secure hood (TM 9-230-280-10). 4-44