Part name Checking procedure | Toshiba CONCEALED DUCK TYPE specs

Winding Resistance of Fan Motor

Part name				Checking procedure

Compact 4-way	Measure the resistance value of each winding by using the tester.
Cassette type
Fan motor	Fan motor inside wiring diagram
STF-230-60-1R	Fan motor inside wiring diagram
STF-230-60-1R
					Position	Resistance value

			Red		Black – Red	87 ± 8.7
			Red
		1
		1			Black – White	87 ± 8.7
	2		White		Black – White	87 ± 8.7
	2		White
	3				Red – White	87 ± 8.7

4Black

		5			Under 20°C

Concealed Duct type	Measure the resistance value of each winding by using the tester.
Fan motor
ICF-280-120-1C	Fan motor inside wiring diagram
(RAV-SM804BT ∗)
ICF-280-120-2C
ICF-280-120-2C				Position	Resistance value
(RAV-SM564BT ∗,				Position	Resistance value
RAV-SM1104BT ∗,
RAV-SM1104BT ∗,				Black – Red	23.4 ± 2.4
RAV-SM1404BT ∗)			Red	Black – Red	23.4 ± 2.4
			Red	Black – White	23.4 ± 2.4
		1		Black – White	23.4 ± 2.4
		2	White
		2	White	Red – White	23.4 ± 2.4
		3		Red – White	23.4 ± 2.4
		3
		4	Black		Under 20°C
		5			Under 20°C
		5

Ceiling type	Measure the resistance value of each winding by using the tester.
Fan motor
SWF-280-60-1R	Fan motor inside wiring diagram
(RAV-SM564CT ∗)
SWF-280-60-2R
SWF-280-60-2R				Position	Resistance value
(RAV-SM804CT ∗)				Position	Resistance value

			Red	Black – Red	53 ± 5.3

				Black – White	53 ± 5.3
		1		Black – White	53 ± 5.3
		2	White
		2	White	Red – White	53 ± 5.3
		3		Red – White	53 ± 5.3
		3
		4	Black		Under 20°C
		5			Under 20°C
		5

Ceiling type	Measure the resistance value of each winding by using the tester.
Fan motor
SWF-280-120-1R	Fan motor inside wiring diagram
(RAV-SM1104CT ∗,
RAV-SM1404CT ∗)
				Position	Resistance value

			Red	Black – Red	37 ± 3.7

				Black – White	37 ± 3.7
		1		Black – White	37 ± 3.7
		2	White
		2	White	Red – White	37 ± 3.7
		3		Red – White	37 ± 3.7
		3
		4	Black		Under 20°C
		5			Under 20°C
		5

– 63 –

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.

Winding Resistance of Fan Motor

Part name

Checking procedure

Position

Resistance value

CONCEALED DUCK TYPE, CEILING TYPE specifications