ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
Open battery access door and disconnect negative battery cable.
Remove control box assembly, paragraph 2.19.2.
Remove output box top paneI, paragraph 4.7.1, step k.
Open output box and right side engine access doors.
Tag and disconnect current transformer (31, FIGURE 4-3) electrical leads.
Tag and disconnect main generator cables T2 and T8 from voltage reconnection board (18).
Unwrap main generator cables from droop current transformer (34) and current transformer (31). Note number
and direction of wraps.
Remove screws (29), flatwashers (30), nuts (28), and current transformer (31) from output box.
a. Remove current transformer, paragraph 4.10.1.
b. Set multimeter for ohms and check for continuity between secondary terminals A1 and A2, B1 and B2, and C1
c. If continuity is present, continue with test. If continuity is not present, current transformer is defective and must
d. Set up a test circuit using 10 gauge wire as shown in FIGURE 4-4. Make ten passes with wire through phase A
FIGURE 4-4. Testing Current Transformer