TM 9-6150-228-13&P
Table 4-4. Power Distribution Panel Continuity Checks
NOTE
1.
Gain access to terminal blocks TB1 and TB2, refer to para 4.17.
2.
Remove Phase A, B and C light bulbs DS1-DS-3, refer to para 4.15.
3.
Place MAIN 1, MAIN 2, all 60 and 100 amp drcuit breakers CB1 -CB1 6 to dosed (ON) position.
4.
Perform continuity checks from TB1, then, TB2, Refer to back of access panel for terminal blocks
TB1 and TB2 layout.
5.
Upon completion, install phase A, B, and C light bulbs (para 4.15). Install and dose access panel
(para4.17). Place all circuit breakers to open (OFF) position.
X Indicates continuity.
O Indicates no continuity.
TB1 and
TB2
A
(Phase B)
B
(Phase B
C
(Phase C)
N
(Neutral)
G
(Ground)
J3-A
X
O
O
O
O
J3-B
O
X
O
O
O
J3-C
O
O
X
O
O
J3-N
O
O
O
X
O
J3-G1
O
O
O
O
X
J3-G2
O
O
O
O
X
J3-G3
O
O
O
O
X
J3-G4
O
O
O
O
X
J4-A
X
O
O
O
O
J4-B
O
X
O
O
O
J4-C
O
O
X
O
O
J4-N
O
O
O
X
O
J4-G1
O
O
O
O
X
J4-G2
O
O
O
O
X
J4-G3
O
O
O
O
X
J4-G4
O
O
O
O
X
J5-A
X
O
O
O
O
J5-B
O
X
O
O
O
J5-C
O
O
X
O
O
J5-N
O
O
O
X
O
J5-G
O
O
O
O
X
J5-G2
O
O
O
O
X
J5-G3
O
O
O
O
X
J5-G4
O
O
O
O
X
4-9
