TM-9-2320-366-20-1

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-1 - Page 977 of 1824

CONTINUITY TEST

Change 1

2-604.45

TM 9-2320-366-20-1

(1)

Remove two screws and lens cover from LH

marker light base.

(2)

Remove LH marker light lamp from socket.

(3)

Set multimeter to ohms.

(4)

Check continuity through LH marker light

lamp and note reading on multimeter.

(5)

If continuity is not present, replace LH

marker light lamp (para 7-38) and go to

step 31 of this fault if required.

(6)

Install LH marker light lamp in socket.

(7)

Install lens cover on LH marker light

base with two screws.

VOLTAGE TEST

(1)

Disconnect LH marker light connector from

connector P86.

(2)

Set multimeter to volts DC.

(3)

Connect positive (+) probe of multimeter to

connector P86.

(4)

Connect negative (-) probe of multimeter to

ground.

(5)

Position main light switch to SER DRIVE

(TM 9-2320-366-10-1) and note reading

on multimeter.

(6)

Position main light switch to OFF

(TM 9-2320-366-10-1).

(7)

If 12 VDC is not present, go to step 46

of this fault.

Inspect connector pins/sockets for damage,

corrosion, and serviceability.

Check that

connector pins are not pushed back and

are capable of making good contact.

NOTE

Use care when testing electrical connectors.

Do not damage connector pins or sockets

with multimeter probes.

Failure to comply

may result in damage to equipment.

CAUTION

Remove rings, bracelets, watches, necklaces,

and any other jewelry before working around

vehicle.

Jewelry can catch on equipment and

cause injury or short across electrical circuits

and cause severe burns or electrical shock.

WARNING