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Indoor unit:
Whether the switch on the remote controller works well.
Whether the buttons on the remote controller works well.
Whether the air flow louver moves normally.
Whether the room temperature is adjusted well.
Whether the indicator lights normally.
Whether the temporary buttons work well.
Whether the drainage is normal.
Whether there is vibration or abnormal noise during operation.
Outdoor unit:
Whether there is vibration or abnormal noise during operation.
Whether the generated wind, noise, or condensed of by the air conditioner have influenced your
neighborhood.
Whether any of the refrigerant is leaked.
4) Drainage test
a. Ensure the drainpipe flows smoothly. New buildings should perform this test before finishing the
ceiling.
b. Remove the test cover. Add 2000ml of water to the tank through the attached tube.
c. Turn on the main power switch and run the air conditioner in COOL mode.
d. Listen to the sound of the drain pump to see if it makes any unusual noises.
e. Check to see that the water is discharged. It may take up to one minute before the unit begins to
drain depending on the drainpipe.
f. Make sure that there are no leaks in any of the piping.
g. Stop the air conditioner. Turn off the main power switch and reinstall the test cover.
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