[C06 error] (1:1 model connection interface)

NO

Are U3 and U4 communication lines normal?

YES

Correct communication line.

∗1

NO

Is connection of connector normal?

Correct connection of connector.

YES

∗1

In case of 1:1 model connection interface

1:1 model connection interface (MCC-1440) CN51 and indoor P.C. board CN050.

Are A and B communication lines normal?

YES

Is there no connection error of power supply cable?

NO

Is not the source power supply turned on?

YES

NO

 

 

 

 

 

 

Check connection of A and B terminal blocks.

 

 

 

 

 

 

 

 

Correct communication line of remote controller.

 

 

 

 

 

 

 

 

 

 

 

YES

Correct power wiring.

NO

Turn on the source power supply.

Did a power failure occur?

NO

Is the network address changed from the wired remote controller?

NO

Is there no noise source?

NO

Can the other indoor units

be normally controlled from the central controller? Or is the operation status of indoor unit reflected?

YES

YES

YES

YES

Uncontrolled

(Same to others)

Clear the check code.

Eliminate noise, etc.

Check central controller.

Defect → Replace

Can the indoor unit be normally controlled

from the wired remote controller?

YES

Check the power supply transformer of

1:1 model connection interface (MCC-1440).

Defective → Replace

Uncontrolled

 

 

 

 

 

 

Check indoor P.C. board (MCC-1402).

 

 

 

 

 

 

 

 

Defect → Replace

 

 

 

 

 

 

 

 

 

 

 

– 60 –

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Toshiba CEILING TYPE, CONCEALED DUCK TYPE service manual C06 error 11 model connection interface
Page 59 Page 61

CONCEALED DUCK TYPE, CEILING TYPE specifications

Toshiba has long been a name associated with innovative and efficient HVAC solutions, and their Concealed Duck Type, Ceiling Type air conditioning units exemplify this legacy. These units are designed to provide exceptional comfort while seamlessly integrating into a variety of interior spaces.

One of the main features of the Toshiba Concealed Duck Type, Ceiling Type system is its discreet installation method. Unlike traditional wall-mounted units, this system is installed within the ceiling, allowing for an unobtrusive appearance. The result is a clean and modern aesthetic, ideal for residential and commercial settings where design is a priority. With only the supply and return grilles visible, the units maintain the integrity of the interior decor.

The technology employed in Toshiba's air conditioning systems revolves around energy efficiency and user comfort. The units are equipped with inverter technology, which allows for precise temperature control and reduces energy consumption. The inverter adjusts the compressor speed to meet the cooling or heating demand, ensuring not only optimal comfort but also reduced operational costs.

Another significant characteristic of the Toshiba Concealed Duck Type units is their quiet operation. Designed with sound-dampening features, they operate at low noise levels, making them suitable for environments where noise can be a concern, such as offices, hotels, or residential spaces.

Toshiba's advanced air filtration system further enhances indoor air quality. Integrated filters capture dust and allergens, creating a healthier indoor environment. This is particularly beneficial for individuals with allergies or respiratory concerns, as the system works to reduce airborne pollutants.

The units also offer flexible control options. With the availability of remote control or smart home integration, users can easily adjust settings to suit their preferences. Additionally, some models come with programmable timers, allowing for energy savings when the space is unoccupied.

Furthermore, these units are designed for reliability and ease of maintenance. Toshiba emphasizes durability in their construction, and the concealed installation not only enhances aesthetics but also protects the unit from potential damage. Routine maintenance can be performed efficiently, ensuring longevity and sustained performance.

In summary, Toshiba's Concealed Duck Type, Ceiling Type air conditioning units deliver a blend of innovative technology, energy efficiency, and contemporary design. With features like inverter technology, quiet operation, advanced air filtration, and flexible control options, they offer a compelling choice for those seeking comfort without compromising style. These units stand as a testament to Toshiba's commitment to quality and customer satisfaction in the HVAC industry.
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