TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
h. LIGHTS (continued).
(15) ONE OR BOTH REAR BUCKOUT (BO) MARKER
LEDs FAIL TO OPERATE. All other lights operate.
Initial Setup:
Tools/Test Equipment:
Equipment Conditions:
Digital multimeter (DMM) (Item 13, Appendix 1)
MASTER switch set to OFF (refer to TM
General mechanic’s tool kit (Item 24,
9-2350-287-10).
Appendix 1)
Lighting switch set to BO MARKER.
Personnel Required: Two
NOTE
Instead of using multi meter
for voltage
check, STE/lCE
troubleshooting,
INDIVIDUAL
BATTERY VOLTAGE TEST-TEST
89 maybe performed.
Instead of using multi meter
for continuity check, STE/lCE
troubleshooting, TEST 91 may
be performed.
Left and right BO taillights are checked
in the same manner.
A. 1. Loosen six screws and remove cover from
taillight.
2 Remove LED from taillight assembly.
3. Place multimeter red lead in BO marker
LED socket and ground black lead.
4. Have an assistant turn MASTER switch
ON (refer to TM 9-2350-287-10).
5 Check socket for 24 ± 3 vdc.
6. Have an assistant tum OFF MASTER switch
OFF (refer to TM 9-2350-287-10).
Is voltage indicated?
2-188
7-34). Verify problem is solved.
Replace BO marker LED (para 7-33 or
