When All lamps flash ON and OFF every 0.5-second. Indoor unit and outdoor unit do not operate.

E Check of installation of the horizontal vane

Start

 

Turn OFF the

 

power supply.

 

Is the stopper of the horizontal vane

No

 

locked to the indoor unit correctly?

 

Yes

 

To check the continuity of the interlock switch (Fan), measure the resistance of connector 1 - 2 connected to CN1R1 on the indoor

electronic control P.C. board.

Relock the stopper of the horizontal vane to the indoor unit. Refer to 9-1.5.

Turn ON the power supply.

No

Are all lamp flashing?

OK

Yes

Turn OFF the power supply.

No()

Is there resistance 0 "?

Yes

Replace the indoor electronic control P.C. board.

Replace the interlock switch(Fan).

21

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Mitsubishi Electronics MSZ-GA25VA, MSZ-GA22VA, MSZ-GA35VA service manual Check of installation of the horizontal vane

MSZ-GA25VA, MSZ-GA35VA, MSZ-GA22VA specifications

The Mitsubishi Electronics MSZ-GA series encompasses a range of wall-mounted split systems, including the MSZ-GA22VA, MSZ-GA25VA, and MSZ-GA35VA models, designed to provide efficient heating and cooling solutions for a variety of environments. Renowned for their advanced technology and user-friendly features, these air conditioning units are a perfect match for residential and light commercial spaces.

One of the standout features of the MSZ-GA series is the innovative INVERTER technology. This system intelligently adjusts the compressor speed, ensuring that the units operate at optimal efficiency. By maintaining a consistent temperature without constant on/off cycling, this technology significantly reduces energy consumption, leading to lower electricity bills and a reduced carbon footprint.

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With a focus on energy efficiency, quiet operation, and advanced air purification, the Mitsubishi Electronics MSZ-GA22VA, MSZ-GA25VA, and MSZ-GA35VA represent an excellent choice for anyone seeking reliable and effective climate control solutions. Whether heating or cooling, these models ensure maximum comfort while minimizing energy usage and environmental impact.