Circuit Breaker Test of PWR Switch

TM 11-5820-498-35

3-23.1. Circuit Breaker Test of PWR Switch

shall not have tripped.

a. Teat Equipment and Materiels.

(2) Continue to rotate the OUTPUT control

(1) Mounting MT-1029/VRC.

clockwise until the D.C. AMPERE meter indicates 6

(2) Power Supply PP-1104/G.

amperes. The AM-2060(*)/GRC PWR circuit breaker

(3) Cable Assembly, Power, Electrical CX-

shall have tripped before 6 ampere indication is

4020/VRC.

reached.

NOTE

b. Test Connection and Conditions. Turn off the

The magnetic circuit breaker required up

PP-1104/G and set its OUTPUT control fully coun-

to 1 ampere beyond its Specification

terclockwise (minimum output). Connect the PP-

requirement because of its proximity to

1104/G through the CX-4720/VRC to the MT-

the loudspeaker magnet.

1029/VRC and AM-2060(*)/GRC (fig. 3-19). Remove

(3) Turn off the equipment and remove the

the access plate from the top of the AM-2060(*)/GRC

jumper connection to teat point E5.

and connect a jumper between test point E5 (fig. 3-9)

and the chassis.

3-24. Summary of Test Data

c. Procedure.

Personnel may find it convenient to arrange a

(1) Adjust the PP-1104/G OUTPUT control clock-

checklist of the test performance standards given in

wise until the D.C. AMPERE meter indicates 4 am-

paragraphs 3-19 through 3-32.1 similar to the one

peres. The AM-2060(*)/GRC PWR circuit breaker

given below.

Change 2

3-27