Final Check andTrial Operation

To complete the installation, perform the following checks and tests to ensure that the air conditioner operates correctly.

Check the followings:

•Strength of the installation site

•Tightness of pipe connection to detect gas leak

•Electric wiring connection

•Heat-resistant insulation of the pipe

•Drainage

•Grounding conductor connection

•Correct operation (follow the steps below)

1. Press the Power button and check the following:

The indicator on the indoor unit lights up.

The airflow blade opens and the fan gears up for operation.

2. Press the Mode button to select Cool or Heat (ARJSmodel) mode.

In Cool mode, use Temp + or - button and set the temperature at 16°C.

In Heat mode, use Temp + or - button and set the temperature at 30°C.

• Approximately 3~5 minutes later, outdoor unit will start to operate and the

Cool or Warm air will blow out.

• After 12 minutes of stationary condition check the indoor unit air treatment.

Cooling mode (indoor unit check) Inlet air temp. - Outlet air temp : From 10°K to 12°K ( indicative delta T)

Heating mode (indoor unit check) Outlet air temp. - Inlet air temp : From 11°K to 14°K (indicative delta T)

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:

The airflow blades work properly.

4.Press the Power button to stop the operation.

• When you complete the installation successfully, hand over this manual to the user for storage in a handy and safe

place.

Pump down procedure (when removing the product)

1.Press the Power button on the indoor unit for 5 seconds. Beep will sound immediately to let you know that the product is ready for pump down procedure. Please let the compressor run for more than 5 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 by pressing the power button on the indoor unit or remote controller.

6 . Disconnect the pipes.

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2014/9/26 16:39:05