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: WARNING Hot coolant can burn you. Do not remove radiator cap until coolant temperature gauge reads in bottom one-quarter of green zone. Use heat protective mittens to turn radiator cap. Turn cap slowly to release pressure. NOTE A freeze protection indication beyond the limits shown in the chart below, when A-A-52624 antifreeze is used, will require partial coolant drain and replacement with water. Freeze protection must not exceed -55 F (-48 C) when A-A-52624 is used. f. Test for antifreeze protection by use of a combination antifreeze and battery tester (WP 0780 00, Item 77). Antifreeze protection does not comply with chart below. 0120 00-89 º º