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OM-2032 / Operation and Maintenance Manual
100D20 / Generator Sets
Load Contactor Operating Circuit
Trouble, Symptom & Condition
3. Load contactor opens during
power delivery. NO fault
indicating lights on.
March 28/94 Revised
Probable Cause
a. Fuse (F1 or F2) blown.
b. A fault has developed in
the load contactor holding
circuit.
c. Cable accidentally
disconnected from aircraft.
Corrective Action
Remove and inspect fuses (1-1;
11 and 12, Fig. 1.) Replace as
required.
If the load contactor cannot be
closed by operation of the control
switch (S205) (1-1; Fig. 13),
check the circuit in accordance
with instructions in Trouble 1,
above under LOAD
CONTACTOR OPERATING
CIRCUIT. If the load contactor
can be closed but opens as soon
as control switch (S205) is
released, check for trouble under
Trouble 2, above.
Reconnect cable.
Chapter 3-1
Page 29
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