TM 5-1940-277-34
MAST WIRING HARNESS REPLACEMENT INSTRUCTIONS - UPPER
(Continued)
LOCATION
ITEM
ACTION
REMARKS
REMOVAL
1.
Mast (1)
a.
Light sockets
Remove.
Reference TM
(upper section)
(2), naviga-
5-1940-277-20.
tion, anchor)
b.
Plug (3)
Unscrew from
socket.
2.
Plug (3)
a.
Plug nut (4)
Remove.
Use 7/8 in
wrench.
b.
Plug retain-
Remove.
Use screwdriver.
ing screw (5)
and washer (6)
c.
Plug core (7)
Pull out of plug
case (8).
NOTE
Before next step draw diagram of wire color to pin number connections. Pin numbers are on plug face.
d.
4 wire
a.
Loosen
Use screwdriver.
retaining
screws.
screws (9)
and wire
harness (10)
b.
Pull wires
Retain plug core
out of plug
for installation
core (7).
on new harness.
e.
Plug nut (4),
Remove and retain
retaining nut
to be reused.
(11), plug
case (8),
plastic shield
(12), washer
(13), rubber
grommet (14)
and washer (15)
2-135