TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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a. Removal b. Installation TM 9-2320-280-20-3 12-60. SWINGFIRE HEATER EXHAUST PIPE ASSEMBLY REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Applicable Models Equipment Condition M966, M966A1, M996, M996A1, M997, Ž Brushguard and shield assembly removed M997A1, M997A2, M998, M998A1, M1025, (para. 12-59). M1025A1, M1025A2, M1037, M1038, M1038A1 Ž Battery ground cable disconnected (para. 4-73). Tools General Safety Instructions General mechanic’s tool kit: Do not touch hot exhaust system components automotive (Appendix B, Item 1) with bare hands. Manual References TM 9-2320-280-24P WARNING Do not touch hot exhaust system components with bare hands. Severe injury will result. 1. Remove two screws (6) and harness leads 81B (5) and 81E (4) from thermal switch (7). 2. Remove four nuts (3), washers (2), capscrews (1), and exhaust pipe (8) from cowl (9). 3. Remove thermal switch (7) from exhaust pipe (8). 1. Install thermal switch (7) on exhaust pipe (8). 2. Install exhaust pipe (8) on cowl (9) with four capscrews (1), washers (2), and nuts (3). 3. Connect harness leads 81E (4) and 81B (5) to thermal switch (7) with two screws (6). FOLLOW-ON TASKS: Ž Install brushguard and shield assembly (para. 12-59). Ž Connect battery ground cable (para. 4-73). 12-87