TM
5-5420-226-20-1
Symptom-41
DETAILED
TROUBLESHOOTING
PROCEDURE
—
.
.
. T
INDICATOR
- LAMP
(Continued)
Check
front accessory
harness
(CKT509L)at
bulkhead
disconnect
for electrical
power.
First
Technician
(Commander’s
Station)
l Displace front accessory harness connector at bulkhead
disconnect
(page
10-269).
l Set multimeter
to measure
18 to 30 volts dc, or use STE/
ICE Test
No.
89 (page
4-81).
l Connect red probe of meter to contact N (CKT 509L) of
front
accessory
harness
connector
at bulkhead
disconnect
and black
probe
to ground.
Second
Technician
(Operator’s
Station)
l Set MASTER
BATTERY
switch
ON.
First
Technician
(Commander’s
Station)
l Check if meter indicates
18 to 30 volts dc.
l
Does meter
indicate
18 to 30 volts dc?
m
~
6i@:
AD,
-%3
,*
l,
\
“,,
,.!
-m”-
(CKT 509L)
FOR CLARITY
QUADRANT
ASSEMBLIES
NOT SHOWN
Check basket-indicator
panel
harness
(CKT 509L) at basket
disconnect
for electrical
power.
l See Step
@
.
TA107184
4-495
