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TM 9-2320-364-20-2
2-1383
(1) Turn ON ENGINE switch
(TM 9-2320-364-10).
(2) Observe blackout clearance lights.
(a) If both clearance lights do not
operate, turn OFF ENGINE switch
and repair wire 1680 between
taillight splice and clearance light
splice (see schematic Fig 2-35)
or notify DS Maintenance.
(b) If one clearance light does not
operate, turn OFF ENGINE switch
and go to Step 3 of this Fault.
VISUAL INSPECTION
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical
circuits, a direct short may result. Damage to equipment, injury or death to personnel may occur.
(1) Remove two screws, blackout
clearance light cover and blackout
clearance light lamp from blackout
clearance light.
(2) Set multimeter select switch to
volts dc.
(3) Connect positive (+) multimeter lead
to center contact of clearance
light lamp socket.
(4) Connect negative (–) multimeter lead
to a known good ground.
(5) Turn ON ENGINE switch
(TM 9-2320-364-10).
(a) If 10 to 14 vdc are not present,
turn OFF ENGINE switch and go
to Step 5 of this fault.
(b) If 10 to 14 vdc are present,
turn OFF ENGINE switch and go
to Step 4 of this Fault.
VOLTAGE TEST
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