Manuals / Panasonic / Household Appliance / Air Conditioner

Panasonic CS-MKE24NKU, CS-MKE9NKU, CS-MKE7NKU How to Identify a Serial Communication Error

Models: CS-MKE24NKU CS-MKE12NKU CS-MKE18NKU CS-MKE7NKU CS-MKE9NKU

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(3) How to Identify a Serial Communication Error

If the lamps on the main body show the following conditions after the completion of self-diagnosis, a communication error between the indoor unit and outdoor unit might be considered.

In such a case, identify the breakdown section by using the following procedure.

NOTE Refer to "Method of Self-Diagnosis" for the self-diagnosis procedure.

Lamp

Quiet

Timer

Operation

Condition

(3)

(2)

(1)

E01

 

 

 

E12

 

 

 

:Off

:Blinking

:Illuminated

(3-1) Condition: E01

For terminal board short circuit work or inter-unit wiring removal, turn off the power to

WARNING avoid an electric shock.

Remove the terminal board short circuit after the completion of self-diagnosis.

Operate the air conditioner in the "TEST RUN" mode.

Does the voltage

between the terminals 1 and 2Yes

on the indoor unit terminal board reach the rated value ?

No

1.Disconnect the inter-unit wiring on the indoor unit side.

2.Operate the system in the "TEST RUN" mode.

1.Short-circuit between the terminals 2 and 3 on the indoor unit terminal board.

2.Operate the system in TEST RUN mode. Then, five minutes later, perform the self-diagnosis.

Condition: E12

What is the self-diagnosis result ?

Does the voltage

between the wires 1 and 2 ofYes inter-unit wiring on the indoor unit side

reach the rated value ?

Condition: E01

An error in the P. C. Board in the

indoor unit might be considered.

 

 

 

1.Disconnect the inter-unit wiring on the outdoor unit side.

2.Short-circuit between the terminals 2 and 3 on the outdoor unit terminal board.

3.Operate the system in TEST RUN mode. Then, five minutes later, perform the self-diagnosis.

No

An error in the P. C. Board in the

 

 

indoor unit might be considered.

 

(Terminal board error, etc.)

An error in the P. C. Board in the outdoor unit might be considered.

(Connection error between the P. C. Board in

the outdoor unit and J-B)

An error in the inter-unit wiring might be considered.

(ex. wire breaking or connection error, etc.)

Condition: E12

What is the self-diagnosis result ?

 

An error in the inter-unit wiring

Condition: E01

might be considered.

 

(ex. wire breaking or connection error, etc.)

An error in the P. C. Board in the outdoor unit might be considered.

Connection error between the P. C. Board in

the outdoor unit and J-B)

39

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Panasonic CS-MKE24NKU, CS-MKE9NKU, CS-MKE7NKU, CS-MKE18NKU, CS-MKE12NKU How to Identify a Serial Communication Error
Page 38 Page 40

CS-MKE24NKU, CS-MKE12NKU, CS-MKE18NKU, CS-MKE7NKU, CS-MKE9NKU specifications

The Panasonic CS-MKE series comprises a range of advanced air conditioning units designed to provide efficient cooling and heating solutions for both residential and commercial spaces. The models in this series include the CS-MKE18NKU, CS-MKE7NKU, CS-MKE12NKU, CS-MKE24NKU, and CS-MKE9NKU, each tailored to meet various needs while ensuring energy efficiency and user comfort.

One of the standout features of the CS-MKE series is its inverter technology. This innovative approach allows the air conditioner to adjust its compressor speed in accordance with the set temperature, leading to reduced energy consumption and lower utility bills. The inverter system operates smoothly, maintaining a consistent temperature without the bothersome on-off cycling typical of traditional units.

Moreover, the models in the CS-MKE range are equipped with the Plasma Quad Plus air purification technology. This feature effectively eliminates harmful particles and odors from the air, ensuring that the indoor environment is not only comfortable but also healthy. The air conditioning units can filter out dust, pollen, and various allergens, making them ideal for allergy sufferers or those with respiratory issues.

In terms of cooling and heating capacity, the CS-MKE series provides a versatile range. From the compact yet efficient CS-MKE7NKU, suitable for smaller rooms, to the robust CS-MKE24NKU designed for larger spaces, users can find an option that best suits their needs. Each model comes with adjustable airflow settings, allowing occupants to direct cool or warm air to where it's needed most, enhancing comfort levels.

The aesthetic design of the CS-MKE units is another appealing aspect. With their sleek and modern exterior, these air conditioners seamlessly blend into a variety of interior styles. Their ultra-quiet operation further enhances the user experience, making them suitable for bedrooms, offices, or any environment where noise reduction is a priority.

User-friendliness is a key characteristic of the CS-MKE series, boasting remote control features and programmable timers that allow users to set cooling or heating schedules, ensuring comfort upon arrival home while maximizing efficiency throughout the day.

Overall, the Panasonic CS-MKE series air conditioners, including models CS-MKE18NKU, CS-MKE7NKU, CS-MKE12NKU, CS-MKE24NKU, and CS-MKE9NKU, offer a blend of advanced technology, energy efficiency, and design sophistication, making them a commendable choice for any space.