TM 5-3610-294-13&P
4-12. ISLATROL CONTROL BOX ASSEMBLY. - Continued
a.
Test.
(1)
Place paper cutter circuit breaker on power distribution panel in OFF position.
(2)
Open control box door cover (1) to expose wiring (2).
(3)
Place paper cutter circuit breaker on power distribution panel in ON position.
(4)
Using a multimeter, test each phase (A, B, C) for 208 ±10 Vac on the line side terminal board (3).
(5)
Using a multimeter, test each phase (A, B, C) for 208 ± 10 Vac on the load side terminal board (4).
(6)
Place paper cutter circuit breaker on power distribution panel in OFF position.
b.
Replace.
(1)
Remove screws (5) securing wires to line terminal board (3). Tag wires for later reference.
(2)
Remove screws (6) securing wires to load terminal board (4). Tag wires for later reference.
(3)
Loosen grounding lugs (7) and disconnect ground wires.
(4)
Loosen nuts (8) on load and line cable conduits and pull cables out of islatrol control box (9).
(5)
Remove screws (10), lockwashers (11), flat washers (12), and islatrol control box.
(6)
Install replacement islatrol control box (9) and secure with flat washers (12), lockwashers (11), and screws
(10).
(7)
Install load and line cable conduits and tighten nut (8).
(8)
Connect ground wires to grounding lug (7).
(9)
Install wires (2) on load terminal board (4) and secure with screws (6). Remove wire tags.
(10)
Install wires (2) on line terminal board (3) and secure with screws (5). Remove wire tags.
(11)
Close control box cover.
(12)
Place paper cutter circuit breaker on power distribution panel in ON position.
(13)
Operate paper cutter.
4-20
