TM 5-3805-293-23-2
0023
Table 1. Cab Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. One or Both Headlights
20. Disconnect the connector AZ-C2
Do Not Operate in Low
(WP 0009, Figure 388) from right
Beam - Continued
headlight (WP 0197).
21. Turn battery disconnect switch
and ignition switch to the ON posi-
tion (TM 5-3805-293-10).
22. Using digital multimeter, test for
Voltage Between 18 and 26 Volts -
voltage between connector AZ-C2
Replace right headlight lamp (WP
(WP 0009, Figure 388) terminal 1
0197).
(Gnd) and terminal 3. Voltage
Proceed to step 23.
should be 18 to 26 volts.
Voltage Less Than 18 Volts -
Replace front lighting harness (WP
0196).
Connect the connector AZ-C1 (WP
0009, Figure 387) to left headlight and
install headlight assembly (WP 0197).
Connect the connector AZ-C2 (WP
0009, Figure 388) to right headlight
and install headlight assembly (WP
0197).
Proceed to step 23.
23. Turn control indicator switch to
Headlight or Headlights Do Not
position SER. DRIVE, dimmer
Operate in Low Beam - Repeat trou-
switch to low beam (TM 5-3805-
bleshooting from the beginning.
293-10) and verify headlights
Both Headlights Operate in Low
operate in low beam.
Beam - Troubleshooting complete.
Test Step 2. Check for Faulty Left
Headlight Wiring.
1. Turn ignition switch and battery
disconnect switch to the OFF
position (TM 5-3805-293-10).
2. Disconnect the connector AA-C1
(WP 0009, Figure 290) from left
headlight.
3. Turn battery disconnect switch
ignition switch to the ON position
(TM 5-3805-293-10).
0023-35
