URE's for CDC Vol 3 for Aerospace Ground Equipment
Commutator
Slip rings
Bearings
Rotor
Malfunctioning transistor
Improper SCR firing adjustment
Burnt control transformer fuse
Loose push-on connector on the output filter capacitor
Capacitive-start
Squirrel cage
Shaded pole
Split-phase
Wear
Pitting
Roundness
Overheating
Lower voltage requirement
High starting torque
A higher speed
Less weight
Inertia
Impedance
Inductance
Eddy currents
Load
Torque
Armature
Field winding
Slip
A rotor
A stator
A starting device
Horsepower
Wattage
Rotational force
Opposition to applied voltage
20 degrees apart
30 degrees apart
90 degrees apart
120 degrees apart
Analysis
Remedies
Symptoms
Probable causes
Voltage check
Continuity test
Visual inspection
Current measurement
Brushes
Bearings
Slip rings
Commutator
Spray
Pintle
Pressure
Mechanical
Heat
Wear
Resistance
All of the above
Cooling
Sealing
Cleaning
Reducing friction
Radiator cap
Thermostat
Water pump
Radiator
Operating temperature
Coolant temperature
System pressure
Coolant flow
Blower
Intake valve
Exhaust valve
Turbulence chamber
Correct defective components only
Rigid maintenance schedules
Periodic overhaul schedule
Preventive maintenance
Blockage of airflow
Lube system malfunctions
Slipping belts on the blower
Abrasion by foreign particles
Avoid operating the engine for extended periods at no-load
Operate the unit at idle speed for long periods of time
Drain moisture from fuel system periodically
Perform a preoperational check
25 psi
50 psi
75 psi
100 psi
AC generator
Starter motor
Tachometer generator
Fuel pump and control unit
Starter motor
Cooling fan
Fuel pump and control unit
Multiple centrifugal switch assembly