Mitsubishi Electronics Mitsubishi Air Conditioners Operating Procedures and Manual for MSZ-GA Models

Page 26

OPERATING PROCEDURE

PHOTOS

4. Removing the horizontal vane motor unit

Photo 5

(1)Remove the horizontal vane and the panel. (Refer to 1.)

(2)Remove the screws of the horizontal vane motor unit,

and pull out the horizontal vane motor unit. (See Photo 5.)

 

Screws of the

(3) Disconnect the connector from the horizontal vane motor

horizontal vane

unit.

motor unit

 

 

 

5. Removing the indoor fan motor and the line flow

Photo 6

Motor band

fan

 

 

(1)Remove the horizontal vane, the panel (Refer to 1.) and the corner box.

(2) Remove the switch holder and the electrical box. (Refer to 3.)

(3)Pull out the drain hose from the nozzle assembly, and remove the nozzle assembly.

(4)Remove the screws fixing the motor bed. (See Photo 6.)

(5) Loosen the screw fixing the line flow fan. (See Photo 7.)

 

 

(6)

Remove the motor bed together with fan motor and motor

 

 

 

band.

 

 

(7)

Release the hooks of the motor band, and remove the

 

 

 

motor band then pull out the indoor fan motor.

 

 

 

 

Screws of

(8)

Remove the screws fixing the left side of the heat

 

the motor

 

exchanger. (See Photo 8.)

 

bed

(9)

Lift the heat exchanger, and pull out the line flow fan to the

 

 

 

 

 

lower-left.

Photo 7

 

 

Screw of the line flow fan

Photo 8

Screws of the left side of the heat exchanger

26

Image 26
Contents Contents MSZ-GA22VA MSZ-GA25VA MSZ-GA35VATechnical Changes Generalized stepping motorPart Names and Functions Indoor Unit MSZ-GA22VA E1 MSZ-GA25VA E1 MSZ-GA35VA E1MSZ-GA22VA E1 Accessories Indoor UnitMSZ-GA22VA E1 MSZ-GA25VA E1 MSZ-GA35VA E1 MSZ-GA25VA E1When outdoor unit is MXZ type SpecificationSpecifications and rating conditions of main electric parts MSZ-GA22VA E1 MSZ-GA25VA E1 MSZ-GA35VA E1Noise Criteria Curves MSZ-GA22VA E1 MSZ-GA35VA E1 MSZ-GA25VA E1Unit mm Outlines and DimensionsMSZ-GA22VA E1 MSZ-GA25VA E1 MSZ-GA35VA E1 Indoor Unit Required space Indoor unitUnit mm Wiring DiagramRefrigerant System Diagram Remote controller model KM05B Service FunctionsHow to modify the remote controller P.C. board J1 J2Lead wiring Housing point TroubleshootingBefore troubleshooting, check the following OperationInformation for Multi System AIR Conditioner Failure mode recall function OFFIndoor unit failure mode table Instruction of troubleshooting Start Indoor unit operates. Outdoor unit doesnt operateTroubleshooting check table Indicates abnormalitiesTrouble criterion of main parts MXZ type Right lamp flashTroubleshooting flow Check of indoor fan motorCheck of remote controller and receiver P.C. board Indoor electronic control P.C.Board How to check mis-wiring and serial signal error LEDCheck of installation of the horizontal vane Electromagnetic noise enters into TV sets or radios YesMSZ-GA22VA E1 MSZ-GA25VA E1 Test point diagram and voltagePower monitor receiver P.C. board Indoor electronic control P.C. boardDisassembly Instructions Removing the panel PhotoOperating Procedure Photos Removing the electrical boxFan Removing the horizontal vane motor unit PhotoRemoving the indoor fan motor and the line flow Photo Motor bandIndoor Unit Structural Parts Controller Parts ListAccessory and Remote Controller Indoor Unit Structural PartsIndoor Unit Electrical Parts and Functional Parts Indoor Unit Heat ExchangerSwitch Holder Nozzle AssemblyInterlock Switchfan Bearing MountMSZ-GA25VA AIR Cleaning Filter ANTI-ALLERGY Enzyme FilterOptional Parts MSZ-GA35VAPage Specifications subject to change without notice
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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.

Another major aspect of these models is their powerful yet quiet operation. The units are designed with advanced noise-reduction technology, allowing them to function at low sound levels, making them ideal for bedrooms and living rooms where disturbances should be kept to a minimum. With noise levels as low as 19 dB(A), users can enjoy a peaceful indoor environment even while the system is running.

Additionally, the MSZ-GA22VA, MSZ-GA25VA, and MSZ-GA35VA models feature an elegant and compact design, which easily integrates into any interior decor. Their sleek and minimalist aesthetics do not compromise on performance, making them a favorite among homeowners and designers alike.

The series also comes with a user-friendly remote control, enabling easy temperature adjustments and settings from across the room. For added convenience, these models include a programmable timer feature, allowing users to set the system to operate according to their schedules. This flexibility not only enhances comfort but also optimizes energy usage.

Moreover, the MSZ-GA series incorporates a powerful air filtration system that helps improve indoor air quality. Featuring a washable anti-allergy enzyme filter, these units capture dust and allergens, making the air cleaner and healthier for occupants.

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.