TM
5-5420-226-20-1
.
DETAILED
TROUBLESHOOTING
PROCEDURE
INDICATOR
- LAMP
Symptom-43
MASTER
BATTERY
INDICATOR
LAMP
WILL
NOT
LIGHT
(THERE
IS POWER
IN VEHICLE).
I
#check
continuity
between
MASTER
BATTERY
switch
and MASTER
BATTERY
indicator
lamp (CKT 459A).
Technician
(Operator’s
Station)
l
l
l
l
l
l
l
Set MASTER
BATTERY
switch
OFF,
Displace
master
control
panel (page
10-33).
Disconnect
starting
harness
lead (CKT
459A)
from
MASTER
BATTERY
switch.
Disconnect
starting
harness
lead (CKT
459A)
from
MASTER
BATTERY
indictitor
lamp
socket.
Set multimeter
to OHMS
X 1 scale and “zero”
meter, or
use STE/ICE
Test
No. 91 (page
4-83).
Connect
one meter
probe
to each of the disconnected
starting
harness
leads.
Check
if meter
indicates
continuity.
Does meter
indicate
continuity?
IReplacestartingharness
(page
10-274).
b
NO
/
MASTER
MASTER
CONTROL
PANEL
BATTERY
(REAR
VIEW)
INDICATOR
L
LAMP SOCKET
A
‘CKT
459A
Replace
MASTER
BAITERY
indicator
lamp socket
(page
10-43).
.
FOR CLARITY
QUADRANT
ASSEMBLIES
NOT SHOWN
TA107198
4-509
