TM-9-2350-261-34 Direct and General Maintenance Manual M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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SERVICE CHEMICAL FIRE EXTINGUISHER (M1059 ONLY) — Continued 14. Examine hose (1) and hose couplings (2) for cuts or cracks. 15. Check nozzle (3) for proper operation. a. Check handle (4) for binding. b. Unscrew nozzle tip (5) and inspect for obstructions or damaged gasket (6). c. Inspect plunger tip (7) for cuts or brittleness. 16. Check hose (1) for blockage. a. Place extinguisher (8) horizontally on solid surface with discharge outlet UP. b. Loosen filler cap (9) three and one half turns. c. Wipe nozzle (3) clean and blow into extinguisher (8), observing gas escape from filler cap (9). d. Unscrew hose (1) from extinguisher (8) and check preformed packing (10) for damage. If damaged, replace. 17. Return extinguisher (8) to upright position and remove filler cap (9). Remove any remaining dust. 18. Inspect filler cap (9) threads for nicks, cross threading, corrosion, and wear. 19. Check pressure relief vent (11) for obstructions. 20. Remove quad ring (12) and flat gasket (13) from filler cap (9). 0097 00-5 0097 00 TM 9-2350-261-34