TM-9-2320-387-10 HMMWV Operator Manual Download
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TM 9-2320-387-10 3-20 Change 1 3-19. TRANSMISSION FLUID SERVICING a. Raise and secure hood (para. 3-9). b. Start engine (para. 2-12). c. While depressing service brake pedal, move transmission shift lever through all operating ranges and R (reverse) before checking fluid level in N (neutral) with parking brake applied. CAUTION Do not permit dirt, dust, or grit to enter transmission oil dipstick tube. Internal transmission damage may result if transmission fluid becomes contaminated. d. Pull out dipstick (2) and check for proper transmission fluid level. At normal operating temperature, fluid level should be at crosshatch marks (3). CAUTION Do not overfill transmission. Damage to transmission may result. e. If transmission fluid level is low, add fluid (appendix G) through fill pipe (1), insert dipstick (2), and wipe away any spilled fluid. f. Shut off engine (para. 2-14). g. Lower and secure hood (para. 3-9). 1 2 3