Hobart 6921 Series Operation And Maintenance Manual page 117

OM-2040 / Operation and Maintenance Manual
90D20 / Generator Sets
Generator
Trouble, Symptom & Condition
1. Unbalanced output.
February 28/94 Revised
Test or Inspection
a. Loose connection in output
circuit.
b. Open or short circuited
stator Phase.
c. Defective connection in
output circuit.
d. Unbalanced load.
Corrective Action
Check all output connections,
Discolored connectors indicate a
loose connection. Tighten or
replace as required.
Check stator windings in
accordance with Sect. 2-3,
Para. 4. Repair or replace as
required.
Check plug and receptacle
connectors at aircraft. Tighten,
Repair or replace as required.
Check aircraft 400-Hz
components.
Chapter 3-1
Page 25