TM-9-2330-342-23-P
PALLETIZED LOAD SYSTEM TRAILER (PLST) M1076 A1
TECHNICAL MANUAL; FIELD MANUAL
OCTOBER 2012
TM-9-2330-342-23-P - Page 239 of 1348
FIELD MAINTENANCE
24 VDC ELECTRICAL - BLACKOUT TAILLIGHT(S) DO NOT OPERATE
INITIAL SETUP:
Tools and Special Tools
MSD/ICE, Test Set, Electronic Systems
(WP
0194, Table 1, Item 27)
MSD-V2, Test Set, Electronic Systems
(WP
0194, Table 1, Item 28)
Tool Kit, General Mechanic’s: Automotive
(WP
0194, Table 1, Item 47)
Personnel Required
Wheeled Vehicle Mechanic (2)
References
WP
0004
References (cont.)
WP
0051
WP
0055
WP
0056
WP
0058
WP
0059
Equipment Condition
24 vdc cable assembly connected to vehicle (TM
9-2330-342-10). (WP
0190)
Parking brake applied (TM 9-2330-342-10).
(WP
0190)
Wheels chocked (TM 9-2330-342-10). (WP
0190)
TROUBLESHOOTING PROCEDURE
24 VDC ELECTRICAL - BLACKOUT TAILLIGHT(S) DO NOT OPERATE
STEP 1
Are 22 to 28 vdc measured at vehicle 24 vdc (12 terminal) connector, terminal C?
WARNING
Remove all jewelry such as rings, ID tags, bracelets, etc. prior to working on or around vehicle.
Jewelry and tools can catch on equipment, contact positive electrical circuits, and cause a
direct short, severe burns, or electrical shock. Failure to comply may result in injury or death
to personnel.
1.
Connect button probe cable to MSD/ICE test equipment (WP
0004).
2.
Connect button probe cable red lead to vehicle 24 vdc (12 terminal) connector, terminal C.
3.
Connect button probe cable black lead to a good known ground.
4.
Have assistant turn engine start switch to ON. Refer to vehicle Operator's manual (WP
0190).
5.
Have assistant turn ON Blackout Lights selector switch. Refer to vehicle Operator's manual (WP
0190).
6.
Have assistant turn ON Blackout Marker selector switch. Refer to vehicle Operator's manual (WP
0190).
7.
Perform ICE Test 89.
8.
Meter should display a reading between 22 and 28 vdc.
TM 9-2330-342-23&P
0020
0020-1
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