Which type of test is NOT included in DC motor maintenance and repair?
A. Load test of motor
B. Reviewing the service history
C. Brush and commutator maintenance
D. Bearings and lubrication
Answer:C
Which type of test is NOT included in DC motor maintenance and repair?
A. Load test of motor B. Reviewing the service history C. Brush and commutator maintenance D. Bearings and lubrication