TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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TM 9-2320-387-24-l a. Unit maintenance, assisted by operator/crew, will perform checks and services contained in table 2-l at the following intervals: (1) Semiannually. Every 6 months or 3,000 miles (4,828 km), whichever comes first. (2) Annually. Every 12 months or 6,000 miles (9,656 km), whichever comes first. (3) Biennially. Every 24 months or 12,000 miles (19,310 km), whichever comes first. b. Refer to following steps when performing lubrication checks and services: (1) Intervals. Lubrication services coincide with the vehicle’s semiannual preventive maintenance service. For this purpose, a 10% tolerance (variation) in specified lubrication point mileage is permissible. Those vehicles not accumulating 1,000 mi (1,609 km) in a 6-month period will be lubricated at the time of semiannual preventive maintenance service. (21 For Operation of Equipment in Protracted Cold Temperatures Below -15°F (-26°C). Remove lubricants prescribed in lubrication table for temperatures above -15°F (-26°C). Relubricate with lubricants specified in lubrication table for temperatures below -15°F (-26°C). If OEA lubricant is required, see the temperature ranges prescribed in the lubrication table. OEA lubricant is to be used in place of OE/HDO 10 lubricant for all temperature ranges where OE/HDO 10 is specified in the lubrication table. c. Perform all semiannual inspections in addition to annual inspections at the time of the annual inspection. Perform all annual and semiannual inspections in addition to biennial inspections at the time of the biennial inspection. 2-10. REPORTING REPAIRS - All vehicle shortcomings will be reported on DA form 2404 (DA Pam 738-7501, Equipment Inspection and Maintenance Worksheet, immediately after the PMCS, and before taking corrective action. All vehicle deficiencies will be reported in the equipment record. 1 2-l 1. GENERAL SERVICE AND INSPECTION PROCEEI a. While performing specific PMCS procedures, ensure items are correctly assembled, secure, not worn, serviceable, not leaking, and adequately lubricated as defined below: (1) An item is CORRECTLY ASSEMBLED when it is in proper position and all parts are present. (21 When wires, nuts, washers, hoses, or attaching hardware cannot be moved by hand, they are SECURE. (31 An item is WORN if there is too much play between joining parts or when marking data, warning, and caution plates are not readable. (4) An item is UNSERVICEABLE if it is worn beyond repair and is likely to fail before the next scheduled inspection. (5) LEAKS. TM 9-2320-387-10 contains definitions of class I, II, and III leaks and their effect on vehicle operation. (61 If an item meets the specified lubrication requirements, then it is ADEQUATELY LUBRICATED. b. Where the instruction tighten appears in a procedure, you must tighten with a wrench to the given torque value even when the item appears to be secure. - 2-3