TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
Page 316 of 953
4-48. SERVICE HEADLIGHT LAMP MAINTENANCE This task covers: a. Removal c. Adjustment b. Installation 1. Loosen three retaining right screws (1). 2. Remove retaining ring (2). NOTE If retaining ring shows signs of corrosion, perform steps 3 through 5 to allow accumulated water/condensation to drain out. 3. Clean and remove dirt/rust conditions from surface of retaining ring (2). 4. Drill a 9/16-in. (14 mm) hole in bottom of retaining ring (2), 3/4 in. (19 mm) from inside edge of retaining ring (2). 5. Paint all unprotected areas (TM 43-0139). 6. Disconnect leads 17 (4), 18 (6), and 91 (7) from headlight housing (5) and remove lamp (3). INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Personnel Required One mechanic One assistant Materials/Parts Chalk (Appendix C, Item 15) Manual References TM 9-2320-280-10 TM 9-2320-280-24P TM 43-0139 Equipment Condition Battery ground cable disconnected (para. 4-73). NOTE Circuit numbers are marked on housing. 1. Connect leads 17 (4), 18 (6), and 91 (7) to headlight housing (5). 2. Install lamp (3) to housing (5) and secure with retaining ring (2) and three screws (1). 3. Connect battery ground cable (para. 4-73). TM 9-2320-280-20-2 4-78 Change 2 b. Installation NOTE Prior to removal, tag leads for installation. a. Removal