The machine does not function with remote controller
Push button "0/1" on the wireless remote controller.
Is transmitting indicator of the remote controller active ? YES
NO
Are batteries of the wireless remote controller proper ? YES
NO
Replace the batteries with new ones.
Does beep sound from the indoor unit ?
YES
Replace the wireless remote controller.
NO Is indicator lamp of indoor unit proper ? YES PWB is normal. Inspect the outdoor unit. NO YES Connect the connector properly. Replace the PWB with a new one.
Does connector CN103 connect in place ?
NO
Using a tester, measure the voltage between terminals of resistor R30 on the PWB ass'y.
When the signal is received, does the voltage change ? YES