TM
5-5420-226-20-1
(
Symptom-49
. T
DETAILED
TROUBLESHOOTING
PROCEDURE
SUPPORT
SYSTEM
- COMMUNICATIONS
(Continued)
!
Check if static is caused by left air cleaner
centrifugal fan motor.
First
Technician
(Air
Cleaner
Assembly
Causing
Static)
l Disconnect
fan motor
power jumper
lead connector
(left side).
Second
Technician
(Operator’s
Station)
l Start engine,
First
Technician
(Commander’s
Station)
l Turn on radio set (TM 5-5420-226-10).
l Listen for static in radio helmet.
Did static stop when left air cleaner centrifugal fan
motor was disconnected?
m
.
l Replace air cleaner
centrifugal fan motor (left
side) (page 7-104).
l Turn off radio set.
&
\
Il Turn off radio set.
I’-@
FAN MOTOR POWER
JUMPER LEAD CONNECTOR
(LEFT SIDE)
L
IF
( !P=’Y5$’
LEFT SIDE
RIGHT SIDE
TA107234
4-545
