 |
|||
|
|
|||
|
Page Title:
ALL MARKER LIGHTS AND TAILLIGHTS DO NOT OPERATE (S/N YB6122 075 AND UP). (Cont) |
|
||
| ||||||||||
|
|
 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) Disconnect diode assembly from
diode assembly connector.
(2) Set multimeter select switch to vdc.
(3) Connect positive (+) multimeter lead
to diode assembly connector,
terminal 10.
(4) Connect negative (--) multimeter lead
to a known good ground.
(5) While assistant turns ON ENGINE
switch and turns on LIGHT switch,
observe multimeter,
(TM 9-2320-364-10).
(a) If 22 to 28 vdc are not present,
perform Steps (11) through (13)
below and repair wire 1008C-6
(see schematic Fig FO--1.1) or
replace trailer main wire harness
Fault.
(b) If 22 to 28 vdc are present, perform
Steps (6) through (10) below.
(6) Turn off LIGHT switch.
(7) Turn OFF ENGINE switch.
(8) Connect positive (+) multimeter lead to
diode assembly connector, terminal
12.
(9) Connect negative (--) multimeter lead
to a known good ground.
(10)While assistant truns ON ENGINE
switch and turns on LIGHT switch,
observe multimeter,
(TM9-2320-364-10).
(a) If 22 to 28 vdc are not present,
perform Steps (11) through (13)
below and repair wire 1008C-6
(see schematic Fig FO--1.1) or
replace trailer main wire harness
Fault.
(b) If 22 to 28 vdc are present, perform
Steps (11) through (12) below
and replace diode assembly
(11) Turn off light switch.
(12)Turn OFF ENGINE switch.
(13)Connect diode assembly to
diode assembly connector.
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals