Gree Air Conditioning System VIR24HP230V1A

Add water to the indoor unit drain pan

Verify if the water drains easily out of the condensate drain hose

If water does not drain easily, take corrective actions

Connect the charging hose of the manifold valve to the low-pressure valve

Add dry nitrogen to a pressure of 200 lbs

Close both high- and low-pressure valves tightly

Leak-test flare fittings with soap bubbles

Release nitrogen if no leak is detected

Use vacuum pump to discharge air when installing the unit

Ensure the air conditioning system is turned off

Verify that the outdoor unit is accessible

Enter the total length of the piping in feet

Select the model of the air conditioning system

Calculate the additional refrigerant required in ounces

Ensure all safety equipment is worn

Connect gauge manifold and micron gauge

Connect a vacuum pump to the manifold gauge

Open the lower pressure side of the manifold valve assembly and start the vacuum pump

Is the switch at the high pressure side of the manifold valve assembly closed?

Enter the vacuum level achieved in microns

Ensure the unit is turned off and disconnected from the main power supply.

Do not wash the unit with water.

Use a stable standing platform during cleaning.

Open the front panel by pulling upward to about a 60-degree angle.

Remove the filter as indicated in the figure.

Reinstall the filter and close the panel cover tightly.