Final Check And Trial Operation; Pump Down Procedure - Samsung AC444FBRDEH Installation Manual

Final Check and Trial Operation

AA
To complete the installation, perform the following checks and tests to
ensure that the air conditioner operates correctly.
Check the followings:
1. Press the Power button and check the following:
The indicator on the indoor unit lights up.
2. Press the Mode button to select Cool or Heat mode.
In Cool mode, use Temp + or -
In Heat mode, use Temp + or -
In heating mode, the indoor fan motor can remain off to avoid cold air blown into conditioned space.
3. Press the Air swing button and check the following:
4. Press the Power button to stop the operation.
place.
Pump down procedure (when removing the product)
1. Turn on the air conditioner and select Cool mode to run the compressor for 3 minutes.
2 . Release the valve caps on High and Low pressure side.
3 . Use L wrench to close the valve on the high pressure side.
4 . Approximately 2 minutes after, close the valve on the low pressure side.
5 . Stop operation of the air conditioner.
6 . Disconnect the pipes.
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