TM
5-5420-226-20-1
DETAILED
TROUBLESHOOTING
PROCEDURE
Symptom-5
1.1
SUPPORT
SYSTEM - SMOKE GRENADE
LAUNCHER
GRENADE
LAUNCHER
FAILS TO FIRE
To prevent
injury
to personnel,
remove
all live smoke grenades
from
launcher
before
start
of
troubleshooting
(TM
5-5420-226-1 0),
-___.__–_
–
CAuTl~N––––––––_–____
_l
,
To prevent equipment damage, turn off power before removing
1
,
covers or harness connectors and before measuring continuity
I
~r r_eswtance.
I
1-
— — — — — — — — — — — —
— — — — — — — — ———
—
This
procedure
is to
be performed
by two
persons.
The
lead
person
is referred
to as the first
technician
and shall
direct
the
activity
of the second
person
called the second technician.
I
~
Check batterv circuit.
I
IFirst Technician(Operator’sstation)
I
I
l
Set MASTER BAITERY switch
ON.
I
l
Check
if MASTER
BATTERY
indicator
lights.
Does MASTER BATTERY indicator light?
MASTER BATTERY
7
+
INDICATOR
,,...
@
A=
-y’
m,
MASTER BATTERY
m
, SWITCH
II
o
. ‘-
U*
.
@
See Symptom 28: No
power in vehicle (master
battery indicator lamp will
not light).
TA248688
4-554
Change 1
