Troubleshooting

 

Contents

 

Q1

Indoor units address SW setting correct, but outdoor unit’s PCB displayed E201 Error Code.

 

 

 

 

 

Check point

 

Remarks

Analysis

Indoor unit’s sub PCB address SW or sub PCB is

 

 

connected by mistake.

 

 

 

 

 

 

 

 

 

Step 1

Check to indoor unit’s sub PCB wire connecting

 

Indoor

condition.(misconnecting or Sub PCB is out of order)

 

Sub PCB

 

 

 

 

 

 

Step 2

Address setting mode change to auto address setting.

 

 

 

 

 

 

Step 3

Following auto address setting steps.

 

 

 

 

 

 

Guidance

Manual Address setting is Option in FJM PLUS A.

 

But we solved problem like this situation, with auto address setting.

 

 

 

 

 

 

 

- Auto address setting

 

Contents

 

Q1

When the pipe checking operation is finished, outdoor sub PCB display E190 Error code.

 

 

 

 

 

Check point

 

Remarks

Analysis

Outdoor unit fails to search indoor units or to check

The pipe checking operation

indoor address.

 

 

 

 

 

 

 

Step 1

Whether The gas and liquid pipes are crossed with

 

Pipe connecting

each other, check to connecting.

 

 

 

 

 

 

 

 

Step 2

Check to outdoor unit’s EEV coil being connected in

 

EEV Coil

proper location.

 

 

 

 

 

 

 

 

Step 3

Check to indoor unit’s sensor being connected in

 

Indoor sensor

proper location.

 

 

 

 

 

 

 

 

Guidance

During the pipe checking operation , system check temperature change of

indoor Heat exchanger.In case, indoor

sensor defect, EEV coil connector detach, malfunction of EEV, Leakage of Refrigerant, and etc can make this case.

 

 

 

 

 

- Address setting another case

 

Contents

 

Q1

When the pipe checking operation is finished, outdoor sub PCB display E190 Error code.

 

 

 

 

 

Check point

 

Remarks

Analysis

Outdoor unit fails to search indoor units or to check

The pipe checking operation

indoor address.

 

 

 

 

 

 

 

Step 1

Whether The gas and liquid pipes are crossed with

 

Pipe connecting

each other, check to connecting.

 

 

 

 

 

 

 

 

Step 2

Check to outdoor unit’s EEV coil being connected in

 

EEV Coil

proper location.

 

 

 

 

 

 

 

 

Step 3

Check to indoor unit’s sensor being connected in

 

Indoor sensor

proper location.

 

 

 

 

 

 

 

 

Guidance

During the pipe checking operation , system check temperature change of

indoor Heat exchanger.In case, indoor

sensor defect, EEV coil connector detach, malfunction of EEV, Leakage of Refrigerant, and etc can make this case.

 

 

 

 

 

9-9

Samsung Electronics

Page 79
Image 79
Samsung MH026FNCA service manual Auto address setting

MH026FNCA specifications

The Samsung MH026FNCA is an innovative solution designed to meet the diverse needs of residential and commercial spaces. As a part of Samsung's advanced lineup of air conditioning systems, this model exemplifies the brand's commitment to quality, efficiency, and cutting-edge technology. With an array of features, the MH026FNCA stands out as an ideal choice for users seeking reliable climate control in their environments.

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The robust build quality of the MH026FNCA enhances its reliability, ensuring long-lasting performance even in demanding conditions. With a sleek design and compact size, it can easily blend into different interior decors while providing quick and effective cooling or heating, depending on the season.

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