TM 10-5410-228-24
2.13.27 Electrical Cable Replacement Continued.
Cable No.
No.
Mates to
Comments
1A4W20
P1
RADIO
Connected to cable 1A4W25 connector J1 through pan and frame
P2
1A4W25J1
assembly. Routed from radio in ECV cab to pan and frame assembly.
1A4W23
P1
1A4W22J1
Connected to radio speaker assembly through cable clamps to cable
J1
1A4W18P1
1A4W18 connector P1 through pan and frame assembly.
1A4W24
P1
1A4W22J1
Connected to radio speaker assembly through cable clamps to cable
J1
1A4W19P1
1A4W19 connector P1 through pan and frame assembly.
1A4W25
P1
1A4W22J2
Connected to radio speaker assembly through cable clamps to cable
J1
1A4W20P2
1A4W20 connector P2 through pan and frame assembly.
1A4A10W1
P1
1A4A4J5
Direct wired from receptacle panel (refer to para 2.13.31) through
1A4A10
raceway (through light box) to back of rear control panel (refer to
A17W1
Direct wired from tachometer on ECV dash to tach isolation switch.
b. Removal (Refer to Figure 2-48)
(1)
If required, cut tie-down straps to release cable. Discard tie-down straps.
(2)
Prior to disconnecting cable connectors, ensure cable ends are clearly identified for later
installation.
(3)
For direct wired cables, remove attaching hardware securing terminal lugs and remove cables.
(4)
Disconnect cable connectors 1A1W1P1, 1A1W2P1, 1A1W3P1, 1A4W18P1, 1A4W19P1, and
1A4W20P2.
(5)
Remove four nuts (1), four lockwashers (2), four flat washers (3) and four screws (4) securing
cable assembly 1A4W3 connector J1 to pan and frame. Discard four lockwashers (2).
(6)
Disconnect 1A4W3 connector P1 from J8 on back of rear control panel.
(7)
Remove four nuts (5), four lockwashers (6), four flat washers (7) and four screws (8) securing
cable assembly 1A4W1 connector J1 to pan and frame. Discard four lockwashers (6).
(8)
Disconnect 1A4W1 connector P1 from J9 on back of rear control panel and P2 from J1 on relay
box.
(9)
Remove four nuts (9), four lockwashers (10), four flat washers (11) and four screws (12) securing
cable assembly 1A4W4 connector J1 to pan and frame. Discard four lockwashers (10).
(10) Disconnect 1A4W4 connector P1 from J2 on control box assembly.
(11) Remove two screws (13), two lockwashers (14) and two flat washers (15) securing two clamps
(16) to ECV dash. Remove cable assembly A17W1. Discard two lockwashers (14).
(12) Remove four nuts (9), four lockwashers (10), four flat washers (11), and four screws (12)
securing cable assembly 1A4W23 or 1A4W24 connector J1 to pan and frame. Discard four
lockwashers (10).
(13) Disconnect 1A4W23 or 1A4W24 connector P1 from J1 on radio speaker assembly.
(14) Remove jam nut securing cable assembly 1A4W25 connector J1 to pan and frame.
(15) Disconnect 1A4W25 connector P1 from J2 on radio speaker assembly.
c.
Installation (Refer to Figure 2-48)
(1)
Lay out cable in approximate routing for installation. Ensure each end has correct length for
connecting.
(2)
Install connectors on correct mating connectors.
(3)
For direct wired cables, secure terminal lugs with attaching hardware.
2-244
