1. Check that the unit is securely attached to the installation plate.
2. Check that the connection tubes are tight. Confirm that there is no gas leak.
3. Check that all connecting cables are attached and installed correctly.
4. Check the insulation of the tubes.
5. Check the drain.
6. Connection of the ground wire.
7. To run the TEST RUN (COOL) mode, turn on the switch. To run the TEST RUN (COOL) mode, press the TEMPORARY button for 10 seconds (The beep will sound shortly).
8. Turn the unit on in cooling mode for fifteen minutes or more.
Measure the temperature of the inlet and outlet air.
Ensure that the difference between the inlet and outlet temperature is greater than 8 ° C.
NOTE: Protection of three minutes, it is a protection device that prevents the air conditioner from being activated for 3 minutes after its restart immediately after operation or when the power switch is on.
9. Check the operation of the remote control. When you finish the verification and test operation, be sure to return to REMOTE CONTROL. (Press the temporary key again).
10. Explain to the customer the correct use of the air conditioner in layman's terms.
