PACKAGE AIR CONDITIONER - Practice Mode

1) How to position the liquid line valve to start the pump down operation in split AC?

Closed Opened Back seated Back seat crack

Correct Answer: Closed

2) What is the position of knob selected in thermostat to check its working condition in package AC?

Fan only Low cool High cool Medium cool

Correct Answer: Low cool

3) Which document is used for writing the AC system parameters round the clock?

Log sheet Trip sheet Note sheet Plain sheet

Correct Answer: Log sheet

4) Which operation is carried out first in selector switch after installation of package AC?

Compressor 1 Compressor 2 Blower - low speed Blower - high speed

Correct Answer: Blower - low speed

5) What is the remedy for scaled up water tubes of water cooled condenser?

Clean the surface Wipe the condenser fins Descale the condenser tubes Wash the condenser with soap water

Correct Answer: Descale the condenser tubes

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