TM-9-2320-362-14&P HMMWV Technical Manual Electrical Environmental System (EES) Download
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TM 9-2320-362-14&P 3-20. HARNESS ASSEMBLY REPLACEMENT (Cont’d) FOLLOW-ON TASKS: • Install tach/hourmeter box (para 3-17b). ● Start engine (TM 9-2320-280-10) and check operation at idle of tach/hourmeter box. Tachometer should display 650 ± 25 RPM and hourmeter should advance 0.1 hours for 6 minutes of operation. 3-39