LG Electronics 3828A20025U manual Final Check and Test Run, English

Models: 3828A20025U

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Final Check and Test Run

Final Check and Test Run

Final Check and Test Run

After installing the unit, perform the final check and running test as follows:

Final check points

Manual background Is the unit securely mounted?

Manual background Is the installation location adequate?

Manual background Is the water piping work adequately and without leakage?

Manual background Are trapped drain lines installed at

condensate drain connections?

Manual background Has the refrigeration cooling cycle been kept sealed?

Manual background Is the electrical wiring adequate and are the screws tightened on terminals?

After the above final checkings, prepare the running test as follows:

Manual background Connect compound gauges to the check joints at discharge and suction sides of the compressor.

Manual backgroundTurn all switches "OFF".

Manual backgroundTurn the main switch "ON".

Running test should be accomplished as follows:

Manual background Set operation switch at "FAN" and the fan will start. Check to ensure that the fan sounds normal.

Manual background Next, set it at "COOL" and the compressor will start. Check to ensure that the compressor sounds normal.

Manual background Check discharge and suction pressure on the compound gauges.

Manual background Check working voltage, phase balance and running current.

Manual background Check to ensure that the thermistor functions properly.

Manual background Check to ensure that the high pressure control switch functions correctly.

ENGLISH

Installation Manual 19

Page 20
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LG Electronics 3828A20025U manual Final Check and Test Run, English