Updated CDC's. . . Version 5. Covers all Unit review exercises
Generator
Converter
Inverter
Motor
Field windings
Commutator
Bearings
Brushes
Wattage
Horsepower
Rotational force
Opposition to applied voltage
Load
Torque
Armature
Field winding
Torque causing slip
Slip causing more torque
Torque causing less slip
Slip causing less torque
Slip
A rotor
A stator
A starting device
All three phases
Any two power leads
A and B phases only
B and C phases only
20 degrees apart
30 degrees apart
90 degrees apart
120 degrees apart
Load
Torque
Input frequency
Armature current
Pitting
Seating
Coloration
Brittleness
Wear
Pitting
Roundness
Overheating
Analysis
Rememdies
Symptoms
Probable causes
Megger
Growler
Multimeter
Clamp-on ammeter
At the last minute
With the defective part removed
Before final reassembly of the enclosure
As soon as you replace the defective part
Combustion chamber
Transfer pump
Fuel lines
Injectors
Spray
Pintle
Pressure
Mechanical
Load speed
Minimum speed
Maximum speed
Intermediate speed
Cooling
Sealing
Cleaning
Reducing friction
Radiator cap
Thermostat
Water pump
Radiator
Vacuum valve
Water pump
Cooling fan
Radiator
By the engine electrical system through a DC motor
By the engine exhaust gases flowing across the turbine wheel
From the engine crankshaft through a system of gears or a silent chain
Through a solid shaft connected between the blower and the transmission
Change the overlap and timing so that the intake and exhaust valves are not open at the same time
Change the overlap and timing so that the intake and exhaust valves are open at the same time
Advance exhaust valve opening time
Retard intake valve opening time
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