 |
|||
|
|
|||
|
Page Title:
BLACKOUT TAILLIGHT(S) 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) Set multimeter select switch to volts DC.
(2) Disconnect wire 1680C/24 from
nonoperating LED composite light.
(3) Connect positive (+) multimeter lead
to wire 1680C.
(4) Connect negative (--) multimeter lead
to terminal D on trailer end connector.
(5) While assistant turns ON ENGINE
switch and turns on BLACKOUT
LIGHTS selector switch, observe
multimeter (TM 9-2320-364-10).
(a) If 22 to 28 vdc are not present,
perform Steps (6) and (7) below
and repair wire 1680C/24 (see
schematic, Fig FO-1.1) or replace
composite light wire harness
(b) If 22 to 28 vdc are present,
replace LED composite light
(6) Turn off BLACKOUT LIGHTS selector
switch.
(7) Turn OFF ENGINE switch.
(8) Connect wire 1680C/24.
VOLTAGE TEST
(1) Disconnect 24 vdc (12 terminal) cable
from connector MC15.
(2) Set multimeter select switch to volts DC.
(3) Connect positive (+) multimeter lead
to pin A on trailer end connector.
(4) Connect negative (--) multimeter lead
to pin D on trailer end connector.
(5) While assistant turns ON ENGINE
switch and turns on BLACKOUT
LIGHTS selector switch, observe
multimeter (TM 9-2320-364-10).
(a) If 22 to 28 vdc are not present,
perform Steps (6) and (7) below
and repair/replace 24 vdc cable.
(b) If 22 to 28 vdc are present perform
Step (6) through (8) below and
repair wire 1680C (see schematic,
harness (Para 4-30.1).
(6) Turn off BLACKOUT LIGHTS selector
switch.
(7) Turn OFF ENGINE switch.
(8) Connect 24 vdc cable to connector
MC15.
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals