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TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download

Page 409 of 1170

11-156.2 Change 1 Materials/Par ts Hose (Appendix D, Fig. D-119) Fixture (Appendix D, Fig. D-117) Bushing (Appendix D, Fig. D-118) Manual References TM 9-2320-280-24P 11-112.1. TURRET CLEANING This task covers: a. Turret Modification b. Cleaning a. Turret Modification TM-9-2320-280-20-3 INITIAL SETUP: Applicable Models All models except M996, M996A1, M997, M997A1, M997A2, M998, M998A1, M1035, M1035A1, M1035A2, M1037, M1038, M1038A1, M1042, M1097, M1097A1, M1097A2, M1123 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) NOTE The following optional procedure will aid in turret cleaning. Have your commander’s concurrence before performing any modification to the vehicle. 1. Locate and mark the position to drill hole (2) in inner bearing (1). 2. Remove weapon station tray and seal (para. 11-112). 3. Secure fixture (3) to inner bearing (1) with centerline of hole (4) aligned with mark on inner bearing (1). 4. Position 0.339-in. drill bit (5) (letter R drill bit) four inches from drill chuck jaws (6). NOTE If not previously accomplished, perform task a. to allow use of hose to clean turret.