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Study MCQ
Refrigeration and Air Conditioning Technician
PACKAGE AIR CONDITIONER
Set 6
Set 6
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Q10222
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How to position the liquid line valve to start the pump down operation in split AC?
A
Closed
B
Opened
C
Back seated
D
Back seat crack
Q10223
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What is the position of knob selected in thermostat to check its working condition in package AC?
A
Fan only
B
Low cool
C
High cool
D
Medium cool
Q10224
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Which document is used for writing the AC system parameters round the clock?
A
Log sheet
B
Trip sheet
C
Note sheet
D
Plain sheet
Q10225
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Which operation is carried out first in selector switch after installation of package AC?
A
Compressor 1
B
Compressor 2
C
Blower - low speed
D
Blower - high speed
Q10226
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What is the remedy for scaled up water tubes of water cooled condenser?
A
Clean the surface
B
Wipe the condenser fins
C
Descale the condenser tubes
D
Wash the condenser with soap water
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