STOPLIGHT(S) DO NOT OPERATE. (Cont) -725550399

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) Remove four locknuts and junction

box guard. Discard locknuts.

(2) Loosen four captive screws and

remove rear junction box cover.

(3) Connect positive (+) multimeter lead

to rear junction box, terminal 17.

(4) Connect negative (- ) multimeter lead

to a known good ground.

(5) While assistant fully applies brake

pedal, observe multimeter

(TM 9-2320-364-10).

(a) If 10 to 14 vdc are not present,

release brake pedal and repair

wire 1003-17 (see schematic, Fig

FO-1) or replace side composite

light harness (Para 4-30).

(b) If 10 to 14 vdc are present,

wire 1003-17 is OK.

(6) Release brake pedal.

VOLTAGE TEST

(1) Connect positive (+) multimeter lead

to rear junction box, terminal 30.

(2) Connect negative (- ) multimeter lead

to a known good ground.

(3) While assistant fully applies brake

pedal, observe multimeter

(TM 9-2320-364-10).

(a) If 10 to 14 vdc are not present,

release brake pedal, and replace

rear junction box (Para 4-26).

(b) If 10 to 14 vdc are present,

release brake pedal, and repair

wire 1003/22-30 (see schematic,

Fig FO-1) or replace side

composite light harness

(4) Install rear junction box cover and

tighten four captive screws.

(5) Install junction box guard and four

locknuts.