FAQ: Split Systems What should I do when the indicator lamps on the indoor unit blink?

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Answer

If your air conditioner doesn't work, ask for technical assistance.

Count the blinks of each indicator lamp and contact Fujitsu General's customer service or your local service agent.

How to Count the Blinks of an LED Indicator

Spport Movie : How to Count the Blinks of an LED Indicator

The video shows how an indicator blinks on model ASTG24KMCA.