REAR SIDE MARKER LIGHT(S) DO NOT OPERATE. (Cont) -725550351

TM 9-2330-385-14

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.

VOLTAGE TEST

(1) Set multimeter select switch to

volts dc.

(2) Connect positive (+) multimeter lead

to center contact of socket.

(3) Connect negative (- ) multimeter lead

to a known good ground.

(4) While assistant turns ON ENGINE

switch and turns on lights, observe

multimeter (TM 9-2320-364-10).

(a) If there are not 10 to 14 vdc

present, perform Steps (5) and (6)

below and go to Step 4 of this

fault.

(b) If there are 10 to 14 vdc present,

perform Steps (5) and (6) below

and go to Step 3 of this fault.

(5) Turn off lights.

(6) Turn OFF ENGINE switch.

CONTINUITY TEST

(1) Set multimeter select switch to ohms.

(2) Is continuity measured between

ground side of marker light socket

and a known good ground?

(a) If there is no continuity, replace

rear side marker light (Para 4-27).

(b) If there is continuity, rear side

marker light is OK. Fault

not corrected. Notify supervisor.