No.

Item

 

 

 

Outline of specifications

 

 

 

Remarks

 

 

 

 

 

 

 

 

 

 

13

Frequency fixed

(Ceiling type)

 

 

 

 

 

 

 

operation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Test run)

 

Procedure

 

 

Description

 

 

(Continued)

 

 

 

 

 

 

 

 

 

 

 

 

 

Turn on power of the air conditioner.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

The operation is not accepted for 5 minutes when power has been turned on at first time after

 

 

 

 

 

installation, and 1 minute when power has been turned on at the next time and after. After the

 

 

 

 

 

 

specified time has passed, perform a test operation.

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

Push [Start/Stop] button and change the operation mode to [COOL] or [HEAT] with [Mode] button.

 

 

 

 

 

Then change the fan speed to [High] using [Fan] button.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

Test cooling operation

 

 

Test heating operation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Set temperature to [18°C] using

 

 

Set temperature to [30°C] using

 

 

 

 

 

 

[Temperature set] button.

 

 

[Temperature set] button.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

After checking the receiving sound

 

 

After checking the receiving sound

 

 

 

 

 

“Pi”, immediately push [Temperature set]

 

 

“Pi”, immediately push [Temperature set]

 

 

 

 

 

button to set to [19°C]

 

 

button to set to [29°C].

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

After checking the receiving sound “Pi”,

 

 

After checking the receiving sound “Pi”,

 

 

 

 

 

immediately push [Temperature set] button

 

immediately push [Temperature set] button

 

 

 

 

 

to set to [18°C].

 

 

to set to [30°C].

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

Then repeat the procedure 4→ 5→

4

→ 5.

 

 

 

 

 

After approx. 10 seconds, all the display lamps on the sensor part of wireless remote controller,

 

 

 

 

 

[Operation] (Green), [Timer] (Green), and [Ready] (Yellow) flash and the air conditioner starts operation.

 

 

 

 

 

 

If the lamps do not flash, repeat the procedure 2 and after.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

After the test operation, push [Start/Stop] button to stop the operation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<Outline of test operation from the wireless remote controller>

Test cooling operation:

Start → 18°C → 19°C → 18°C → 19°C → 18°C → 19°C → 18°C → (Test operation) → Stop

Test heating operation:

Start → 30°C → 29°C → 30°C → 29°C → 30°C → 29°C → 30°C → (Test operation) → Stop

Be sure to set the air speed to [High]

2

3,

4, 5, 6

 

2,

7

14 Filter sign display

1)

The operation time of the indoor fan is calculated, the filter

[FILTER ] goes on.

(Except wireless

 

reset signal is sent to the remote controller when the

 

type)

 

specified time (2500H) has passed, and it is displayed on

 

∗ It is provided

 

LCD.

 

on the sepa-

2)

When the filter reset signal has been received from the

 

rately sold type

 

remote controller, time of the calculation timer is cleared.

 

TCB-AX21E2.

 

In this case, the measurement time is reset if the specified

 

 

 

time has passed, and display on LCD disappears.

 

 

 

 

 

– 36 –

Page 35 Page 37
Page 36
Image 36
Toshiba CEILING TYPE, CONCEALED DUCK TYPE service manual Lcd
Page 35 Page 37

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.
Top Page Image Contents