A PSC compressor motor has ____.

A. a start capacitor
B. a run capacitor
C. start and run capacitors
D. an auxiliary contactor


Answer: B

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Answer the following statement(s) true (T) or false (F)

1. The overload unit contacts are connected in parallel with the motor starter contactor unit control coil. 2. Electronic type of thermal overload units are adjustable for a range of motor load currents, and are set for the full load amperes (FLA) of the specific motor load. 3. When the melting alloy is a solid, the shaft of the ratchet wheel is held from turning. 4. When the bimetallic strip is heated, the metal with the lower thermal expansion characteristic will become longer, and cause the metal strip to bend.

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Indicate whether the statement is true or false

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When removing the manifold gauge set with the engine running never:

A. Back seat the discharge service valve B. Front seat the discharge service valve C. Open both manifold gauges to bleed refrigerant from the discharge gauge hose into the compressor suction side D. Back seat the suction service valve

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