TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
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REFERENCE INFORMATION Change 1 2-341 CONTINUITY (RESISTANCE) MULTIMETER 1. Set the voltmeter to an ohms scale of about 1000 ohms. 2. Connect the RED and BLACK leads to the connections stated in the question. 3. Be sure to read the correct scale. Less than 5 ohms indicates continuity. For an open circuit, the meter should peg full scale (needle all the way to the left). C BODY CONNECTOR BRAKE WARNING LAMP 27 27L 27P 27D 27F 27K 67 67D PROTECTIVE CONTROL BOX/DISTRIBUTION BOX 67B 67C 67E 79A 67A PRESSURE SWITCH PARK BRAKE SWITCH Reconnect all wiring. Connect the glowplug controller last. INSTRUMENTS CIRCUIT Replace parking brake switch. Refer to (para. 4-19). Replace harness/or repair wiring. Refer to (para. 4-85). 0-4500 OHMS STE/ICE-R TEST 91 1. Connect RED clip and BLACK clip to the terminations indicated in the question. RED to the first, BLACK to the second. 2. Start Test 91, 0-4500 ohms. 3. Displayed reading is in ohms. Less than 5 ohms is continuity. If the resistance is over 4500 ohms, STE/ICE displays '9.9.9.9.' TM 9-2320-280-20-1