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TM 9-4120-367-14
TM 07592B-14/1
5.8 RELAYS K4 (AND K5 ON MODEL MHP-20-4-08). - Continued
Location/Item
Testing
Figure 5-6. Relays, K4 and K5
Action
a. Apply 28 Vdc to terminals 2 and 9: 2 is positive; 9
is negative.
b. Check continuity across terminals 1 and 3,5 and
11, and 10 and 8.
c. Read multimeter. It should indicate that terminals
1 and 3,5 and 6, and 10 and 7 are open. Termi-
nals 1 and 4, 5 and 11, and 10 and 8 are closed.
Remarks
NOTE
Terminals 5,6, and 11 are not
used for Model F18H single
phase.
5-18
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