 |
|||
|
|
|||
|
Page Title:
M1088/M1089 WORKLIGHTS DO NOT ILLUMINATE (CONT) |
|
||
| ||||||||||
|
|
 TM 9-2320-366-20-2
e148. M1088/M1089 WORKLIGHTS DO NOT ILLUMINATE (CONT)
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
on following page.
7.
Voltage Test or
Circuit breakers CB71, CB72,
STE/ICE-R Test #89
and CB74 OK.
Is 12 VDC present at diode
REASON FOR QUESTION
Hazard lights illuminate.
D2B terminal 4?
Light bulb OK.
This question eliminates
Auxiliary panel cable
possible problems and
assembly OK.
determines where
Worklights switch OK.
troubleshooting continues.
Relay K12 OK.
POSSIBLE PROBLEMS
NO
Faulty dashboard cable
assembly.
Faulty diode D2B.
YES
Go to step 8 of this fault.
Faulty relay K9.
Go to step 12 of this fault.
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
on following page.
8.
Voltage Test or
Circuit breakers CB71, CB72,
STE/ICE-R Test #89
and CB74 OK.
Is 12 VDC present at
REASON FOR QUESTION
Hazard lights illuminate.
relay K9 terminal 86?
Light bulb OK.
If 12 VDC is not present, wire
Auxiliary panel cable
1514 is faulty.
assembly OK.
Diode D2B OK.
Worklights switch OK.
Relay K12 OK.
NO
POSSIBLE PROBLEMS
Faulty dashboard cable
assembly.
Repair wire 1514 from relay K9
Faulty relay K9.
terminal 86 on PDP to circuit breaker
CB74 terminal 6 (para 2-45) or replace
YES
WTEC II dashboard cable assembly
(para 7-10) or WTEC III dashboard cable
assembly (para 7-11).
2-1550
Change 1
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals