TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0120 00 ITEM NO. INTERVAL MAN- HOUR ITEM TO BE CHECKED OR SERVICED CREWMEMBER PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: 80 Semi-annual Fixed Fire Extinguisher C A U T I O N Fire extinguisher control valve sealed with steel wire will not work. Make sure seal wire is made out of .020 light copper. NOTE Extinguisher contains CO2. a. Remove and weigh fixed fire extinguisher cylinder (WP 0769 00). Extinguisher is missing, or seal/lockwire missing or broken, or bottles are overdue for hydrostatic test. Lock wire is not .020 light copper. b. Recharge or exchange fire extinguisher if weight loss is more than 10 percent of charged weight stamped on bottle. c. Inspect fire extinguisher cylinder data plate to ensure that a hydrostatic test has been performed within the past 12 years. Faulty extinguishers, or those beyond the test time limit (12 years), shall be declared unserviceable and replaced. C A U T I O N Fire extinguisher control valve sealed with steel wire WILL NOT work. Use .020 thin copper wire. d. Before reconnecting cylinder, operate discharge handles to be sure cables and controls work properly. 0120 00-104