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Many short-cycle timers use electronic components to affect a time delay.

A) True
B) False

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The delay-on-break short-cycle timer begins its timing sequence when the thermostat contacts close.

A) True
B) False

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False

Short cycling is a condition that occurs when the compressor is turned off immediately after the pressure has been stabilized.

A) True
B) False

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Electronic short-cycle timers can be obtained that operate as delay-on-make or as ____.


A) delay-on-pass
B) on-delay
C) delay-on-break
D) delay-on-check

E) B) and C)
F) A) and B)

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C

A ____ thermostat wire can cause a bad connection that will cause the compressor to alternately start and stop.


A) short
B) loose
C) long
D) tight

E) A) and B)
F) A) and C)

Correct Answer

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Some electronic controls combine more than one function in a single unit.

A) True
B) False

Correct Answer

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After a compressor has been turned off, enough time should be permitted to pass to allow the ____ before it is restarted.


A) pressure in the system to increase
B) charge in the evaporator to reverse
C) charge in the condenser to stabilize
D) pressure in the system to equalize

E) None of the above
F) All of the above

Correct Answer

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Short cycling can be acceptable in some cases.

A) True
B) False

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The short-cycling timer is a cam-operated, motor driven, ____.


A) on-delay timer
B) digital timer
C) delay-on-brake timer
D) programmed timer

E) A) and B)
F) A) and C)

Correct Answer

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The short-cycling timer is controlled by the ____.


A) thermostat
B) relay
C) transformer
D) motor

E) A) and C)
F) B) and D)

Correct Answer

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A

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