Mitsubishi Electronics MS-GD08ND-ci Instruction of troubleshooting, Operation Indicator

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8-2. Instruction of troubleshooting

Start

Indoor unit

 

Indoor unit

OPERATION INDICATOR

operates.

 

 

doesn't

receive

Outdoor unit

 

lamp on the indoor unit is

 

the signal from

doesn't

 

flashing on and off.

 

remote controller.

operate.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit operates in only Test run operation.

Check room temperature thermistor.

Refer to 8-6. "Test point diagram and voltage".

Outdoor unit doesn't operate even in Test run operation.

Check of wiring diagram of outdoor unit.

Indoor unit operates, when the EMERGENCY OPERATION switch is pressed.

Refer to 8-5. B "Check of remote controller and receiver P.C. board".

Indoor unit doesn't operate, when the

EMERGENCY

OPERATION switch is pressed.

1.Check indoor / outdoor connecting wire.

2.Refer to 8-5. C "Check of indoor electronic control P.C. board".

Both lamps (Left and right) Flash on and off at 0.5-second intervals Cause:

Indoor unit

The horizontal vanes are not installed correctly.

Refer to 8-5. D "Check of installation of the horizontal vane".

Left lamp

2-time flash Cause: Indoor unit

Trouble of room temperature/ indoor coil thermistor

Check room temperature thermistor and indoor coil thermistor. Refer to 8-6.

"Test point diagram and voltage".

Left lamp

3-time flash Cause: Indoor unit

Trouble of indoor fan motor

Refer to 8-5.A"Check of indoor fan motor".

Left lamp

4-time flash Cause: Indoor unit

Trouble of indoor control system

Replace the indoor electronic control P.C. board.

As for outdoor unit, refer to service manual TBH016

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Contents Contents Parts Catalog TBB014Technical Changes MS-A08ND- MS-A12NDMS-A10ND Accessories Part Names and FunctionsIndoor Unit MS-GD08ND- C1 MS-GD10ND- C1 MS-GD12ND- C1 Specification Remote Controller MS-GD08ND- C1 MS-GD10ND- C1 MS-GD12ND- C1Outlines and Dimensions MS-GD08ND- C1 Indoor UnitMS-GD10ND- C1 MS-GD12ND- C1 Unit mmWiring Diagram MS-GD08ND- C1 MS-GD12ND- C1 Indoor Unit MS-GD10NDRefrigerant System Diagram MS-GD08ND- C1 MS-GD10ND- C1 Indoor Unit MS-GD12ND- C1Service Functions How to modify the remote controller P.C. boardRemote controller model MP2B How to release Auto Restart Function OperationTroubleshooting Lead wiring Housing pointHow to install the horizontal vanes Instruction of troubleshooting Operation IndicatorTroubleshooting check table MS-GD08ND- C1 MS-GD10ND- C1 MS-GD12ND- C1 Trouble criterion of main partsTroubleshooting flow Check of indoor fan motorMS-GD10NDMS-GD08/GD12ND CCheck of indoor electronic control P.C. boardCheck of installation of the horizontal vane Test point diagram and voltage Power monitor, receiver P.C. boardIndoor electronic control P.C. board Indoor Unit MS-GD10ND MS-GD12ND Operating Procedure Photos Removing the panel PhotoSleeve Removing the nozzle assembly and the vane motor Removing the electrical boxRemoving the indoor fan motor and the line flow fan 700/406 MOO 7, Tambon DON HUA ROH Amphur MUANG, Chonburi 20000 Thailand Made in Thailand

MS-GD08ND-ci specifications

The Mitsubishi Electronics MS-GD08ND-ci is a premium air conditioning unit designed to deliver unparalleled comfort and energy efficiency in residential and commercial spaces. This model exemplifies advanced engineering and cutting-edge technology that Mitsubishi is renowned for, making it an ideal choice for climate control.

One of the standout features of the MS-GD08ND-ci is its inverter technology. This innovative feature allows the unit to adjust its cooling capacity dynamically based on the ambient temperature and the desired settings. This not only enhances comfort by providing a more consistent temperature but also significantly reduces energy consumption, making it environmentally friendly and cost-effective. Users can enjoy up to 30% energy savings compared to traditional air conditioning systems.

The MS-GD08ND-ci boasts a sleek and modern design, making it suitable for various interior styles. Its compact size allows for easy installation even in constrained spaces, and the unit operates quietly, ensuring that comfort is not compromised by noise. The low noise level makes it ideal for bedrooms, study areas, and quiet environments where silence is essential.

Enhanced filtration is another area where the MS-GD08ND-ci excels. It comes equipped with a multi-stage filtration system that captures dust, allergens, and other airborne particles. This feature promotes a healthier living space, particularly for individuals with allergies or respiratory issues.

Moreover, the MS-GD08ND-ci incorporates a user-friendly remote control system that allows for convenient temperature adjustments from anywhere in the room. Some models can also be integrated with smart home systems, providing users with additional control and flexibility through smartphone applications.

In terms of durability, Mitsubishi has designed the MS-GD08ND-ci to withstand various environmental conditions. Its materials are selected for their resilience, ensuring a long operational life and minimal maintenance needs.

In conclusion, the Mitsubishi Electronics MS-GD08ND-ci is a sophisticated air conditioning unit that combines intelligent technology, energy efficiency, and user-friendly features. Its inverter technology, advanced filtration, sleek design, and quiet operation underscore Mitsubishi's commitment to quality and comfort. Whether for residential or commercial applications, the MS-GD08ND-ci stands as a testament to Mitsubishi’s innovation in climate control solutions, making it a top contender in the market.