Generator Control Cabinet and High Voltage Compartment

TM 43-0156

Step

Function

Mech

Insp

(3)

Remove relief valves.

cont

(4)

Atomize spray interior surfaces of tanks with

MIL-L-21260, type I, grade 30 preservative oil.

(5)

Install relief valves.

(6)

Leave drain valves open.

e. Generator Control Cabinet and High Voltage Compartment

(1)

Remove relay covers and place MIL-B-121 barrier

between disk and magnets. Set the protective relay

time dial settings to zero. Install and secure the

relay covers with QQ-W-461 wire.

(2)

If circuit breakers are Westinghouse, remove the arc

chutes.

(a)

Fabricate PPP-B-601 boxes (37-3/4 x 21 x 32) For

the arc chutes in accordance with appendix D-l.

Refer to table B-l-l for list of materials.

(b)

Wrap the arc chutes with PPP-C-843 cushioning.

(c)

Place three arc chutes into each box.

(d)

Isolate the arc chutes from the sides of the box

and each other with MM-L-751 lumber (21 x 2 x 4P).

(e)

Seal box.

(3)

Rack breakers into place. Block and brace to

prevent movement.

(4)

Pack fuses from each cabinet as follows:

(a)

Wrap fuses with MIL-B-121 barrier and place in

MIL-B-131 barrier bags according to rating. Heat

seal bags. Mark bags with rating of fuses.

(b)

Place bagged fuses in a PPP-B-636 fiberboard box

(12 x 12 x 4).

(c)

Secure box in cabinet with MIL-T-22085 tape. PPP-

T-60, type 4, 4-inch wide tape, may be used as a

substitute.

(5)

Coat electrical contacts and terminals with

MIL-C-83360 coating compound.

B-1-8 Change 1