Split System Flashcards

1
Q

There are _____ breakers or fuses associated with the air conditioner.

A

2

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2
Q

__________ are circuit protection that are resettable.

A

Breakers

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3
Q

They look like switches but will break the circuit if the amperage through the circuit is higher than the number printed on the handl

A

Breaker

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4
Q

When resetting, if the breaker immediately pops to the center again, then the circuit has a large overdraw and the_______must be found

A

Short

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5
Q

The outdoor unit will have a _______ breaker because there are ___ poles for 240 volts.

A

Double breaker, 2

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6
Q

If the compressor is running, the ___________6 should be anywhere from 8 to 30 amps.

A

amperage draw

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7
Q

If the amp draw is 1 to 4, you are reading the amp draw of the _________ and the ________ is not running.

A

fan motor, compressor

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8
Q

RLA

A

(Run load amps)

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9
Q

The outdoor fan should not draw more than _____ amps.

A

1.6 amps

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10
Q

The compressor should draw at or less than _______amps.

Across from O. D. mot.

A

16.o amps

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11
Q

If the motor windings in the compressor are _______ there will be no amperage draw.

A

open

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12
Q

compressor locked up

A

it will not turn and the internal overload will have shut off power to the motor windings.

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13
Q

If the unit has been running low on refrigerant charge, the motor will ________ and the unit may be out on the _________________.

A

overheat, internal overload

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14
Q

If the _____________ has failed, the compressor will not start and the overload will shut off the compressor

A

run capacitor

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15
Q

If the voltage is below ________ of the rated voltage found on the model plate) for the unit it may not start.

A

10%

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16
Q

The compressor valves may be broken. The compressor will draw ________________.

A

excessively low amperage

17
Q

The _________________ may be plugged or not feeding refrigerant. The compressor gets no cooling and overheats.

A

expansion device

18
Q

If the compressor runs and pumps but still there is no cool.

A

common reason for this is low or no refrigerant charge

19
Q

If amp draw is ______ or less than the model plate, and the pressures stay the same, the compressor has failed mechanically

A

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