(
DETAILED TROUBLESHOOTING
PROCEDURE
Symptom-51.1
SUPPORT
SYSTEM - SMOKE GRENADE
LAUNCHER
(Continued)
HARNESS
I 1!
BULKHEAD
I
CONNECTOR
Check harness for continuity between socket B
I
1:--1 c7EcToR
Iat pushbutton unit and pin F of bulkhead con-
nector.
IFirst Technician(Operator’sStation)
l Disconnect
harness connector
from bulkhead
connector.
Connect red probe of meter to socket B of
harness connector
at pushbutton
unit,
Connect black probe of meter to pin F of
bulkhead
connector.
l Check if meter indicates continuity.
Does meter indicate continuity?
(a
‘1’Replace smoke grenade hull com-
partment wiring harness assem-
Ic
YES
1bly (page 18.1-12).
I
Y
1
0
U
// //
Raplace smoke granade
I
crew compartment wiring
harness assembly (page
18.1-6).
PUSHBUTTON
UNIT
v’
#
TA24871O
4-554.22
Change 1
