TM 9-1320 Ordnance Maintenance: 75-mm Howitzer Matériel, 1941-06-20 Prepared under direction of the Chief of Ordnance Section I. General. Paragraph Purpose 1 Scope 2 References 3 II. Instructions for inspection. General 4 Inspection of bore 5 Inspection of howitzer and carriage 6 Manometer test 7 Inspection of light caisson, M1, and light limber, M2 8 III. Tools for inspection. General 9 Tools for inspection 10 IV. Instructions for maintenance and repair. General 11 Disassembly of axle sleeve and traversing nut (75-mm pack howitzer carriage, M1) 12 Assembly of axle sleeve and traversing nut (75-mm pack howitzer carriage, M1) 13 Adjustment of equilibrator (75-mm pack howitzer carriage, M1) 14 Dismounting of cradle (75-mm howitzer carriage, M2A1, M3, and M3A1) 15 Disassembly of elevating and traversing mechanism (75-mm howitzer carriage, M2A1, M3, andM3A1) 16 Dismounting top carriage (75-mm howitzer carriage, M2A1, M3, and M3A1) 17 Removal of spring carrier (75-mm howitzer carriage, M2A1, M3, and M3A1) 18 Disassembly of brake mechanism 19 Special repair tools 20 Light caisson, M1, and light limber, M2 21 V. Tools for maintenance and repair. Chest, tool, special repair 22 Tool, driving hub liner 23 Bolt, equilibrator, assembly 24 Compressor, spring (for M3 carriages having spring carriers only) 25 Puller, gear (for M2, M3, M3A1 carriages) 26 Appendix. List of references 46, Mode of access: Internet