TM-9-2320-366-34-4 MTV Direct Maintenance Manual M1083 Series - Volume 4 Download
Page 490 of 796
TM 9-2320-366-34-4 26-9. M1089 ERECTION CYLINDER REPAIR (CONT) (17) Remove preformed packing (21) and back-up ring (22) from cylinder head (19). Discard preformed packing and back-up ring. (18) Remove rod seal (23), buffer seal (24), and wear ring (25) from cylinder head (19). Discard wear ring, buffer seal, and rod seal. b. Cleaning/Inspection. WARNING Dry Cleaning Solvent (P-D-680 is TOXIC and flammable. Wear protective goggles and gloves; use only in well ventilated area; avoid contact with skin, eyes, and clothes, and do not breathe vapors. Keep away from heat or flame. Never smoke when using solvent; the flashpoint for Type I Dry Cleaning Solvent is 100°F (38°C) and for Type II is 130°F (50°C). Failure to comply may result in serious injury or death to personnel. If personnel become dizzy while using cleaning solvent, immediately get fresh air and medical help. If solvent contacts skin or clothes, flush with cold water. If solvent contacts eyes, immediately flush eyes with eater and get immediate medical attention. Failure to comply may result in serious injury or death to personnel. (1) Clean all metal parts with dry cleaning solvent. NOTE If cylinder barrel fails inspection in Step (2) stop inspection procedure and replace erection cylinder assembly. (2) Inspect inner walls of erection cylinder barrel (1) for pitting, corrosion, or evidence of binding. 26-56