TM 9-2330-246-14
4-27. TERMINAL BOARD REPLACEMENT (M348A2H).
This Task Covers:
a.
d. 110-volt Circuit Terminal Board Installation
Circuit Breaker Box Terminal Board Removal
e. Power Entry Panel Terminal Board Removal
b.
Circuit Breaker Box Terminal Board Installation
110-volt Circuit Terminal Board Removal
f . Power Entry Panel Terminal Board Installation
c.
Initial Setup:
Materials/Parts:
Equipment Conditions:
110-volt power disconnected from semitrailer.
Five Iockwashers (if replacing power entry panel
Tools/Test Equipment:
terminal board)
Eight Iockwashers (if replacing circuit breaker box
General mechanic's tool kit
terminal board)
Twelve Iockwashers (if replacing 110-volt circuit
t e r m i n a l board)
CIRCUIT BREAKER BOX TERMINAL BOARD REMOVAL
a.
NOTE
This procedure can be used for either circuit breaker box.
1.
Open hinged door of circuit breaker box (9). Tag and disconnect wires from terminal board (11).
Remove eight nuts (7), Iockwashers (8), screws (10), and terminal board (11) from circuit breaker box (9).
2.
Discard Iockwashers.
Remove nuts from studs on terminal board (11).
3.
CIRCUIT BREAKER BOX TERMINAL BOARD INSTALLATION
b.
1.
Install nuts on studs of terminal board (11).
Install terminal board (11) in circuit breaker box (9) using eight screws (10), new Iockwashers (8), and nuts (7).
2.
3.
Connect wires to terminal board (11). Remove tags,
4.
Close hinged door of circuit breaker box (9).
110-VOLT CIRCUIT TERMINAL BOARD REMOVAL.
c.
1.
Tag and disconnect wires from terminal board (4).
2.
Remove four nuts (1), lockwashers (2), screws (6), and flatwashers (5) securing terminal board (4) and cover (3)
to semitrailer wall. Remove terminal board and cover. Discard Iockwashers.
Remove eight nuts (19), Iockwashers (20), and flatwashers (21) from studs (22) on terminal board (4). Discard
3.
Iockwashers.
11O-VOLT CIRCUIT TERMINAL BOARD INSTALLATION
d.
1.
Install eight flatwashers (21), new Iockwashers (20), and nuts (19) on studs (22) on terminal board (4).
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