TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
Page 371 of 1205
REFERENCE INFORMATION The easiest way to reach the circuit breaker and gauge wiring is to remove the gauge panel screws and pull the panel out far enough to work with the wiring. Replace harness or repair wiring (para. 4-80). - -I Replace circuit breaker (para. 4-12). I Replace harness or repair wiring (para. 4-80). TM 9-2320-387-24-l INSTRUMENTS CIRCUIT DC VOLTAGE O-45 VOLTS Sl-EKE-R TEST 99 1. Connect RED dip to the indicated test point, BLACK clip to negative or ground. 2. Start lest 89. DC Volts. 3. Displayed reading is in volts. I BATTERY VOLTAGE MULTIMETER I 1. Set the voltmeter to a DC volts scale of at least 40 volts. 2. Connect the RED lead to positive and the BLACK lead to negative. 3. Be sure to read the correct scale. 1 You have checked all the common power wking to all the gauges and warning lamps. Reconnect wires and return to step 3, page 2-308. and continue testing. 2-317