TM 9-4520-258-14
4-24. CONTROL BOX ASSEMBLY - continued.
a.
Disassembly - continued (Refer to Figure 4-30)
Transformer/Terminal Boards
(18)
Tag and disconnect two wires (1).
(19)
Tag and separate black wire (2) and white wire (3) at splices (4). Discard splices.
(20)
Remove two nuts (5), two lockwashers (6), two screws (7) and transformer (8). Discard lockwashers.
(21) Open right side rear door (9), tag and disconnect wires on top and bottom of TB1 (10) and TB3 (11)
and remove jumper (12) and two terminals (13).
(22) Remove four nuts (14), four lockwashers (15), four screws (16), TB1 (10), TB3 (11) and two terminal
marking strips (17). Discard lockwashers.
(23) Remove nut (18), lockwasher (19), tag and disconnect seven wires (20). Discard lockwasher.
(24) Remove nut (21), two lockwashers (22), screw (23) and ground wire (24). Tag wire. Discard
lockwashers.
Figure 4-30. Control Box Disassembly, Transformer/Terminal Boards
4-99
