TM 5-5420-226-20-1
Symptom-49
DETAILED
TROUBLESHOOTING
PROCEDURE
(
T
SUPPORT
SYSTEM
- COMMUNICATIONS
(Continued)
)
a
Check if static
is a result
of engine
running.
Second Technician
(Operator’s
Station)
l Stop engine but do not set MASTER BATTERY,
HEATER
MASTER,
PERSONNEL
HEATER
HI/LO
switch OFF.
First Technician
(Commander’s
Station)
l Listen for static in radio helmet.
Did static
stop when “engine was shut off (thereby
stopping
air cleaner
blower
motors
and
generator)?
m
MASTER
CONTROL
PANEL
PERSONNEL
HEATER
HI-LO
SWITCH
l Check if static is caused by
air cleaner
blower
motors.
o
l See Step
25
.
TA107221
4-532
