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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Position

Resistance value

 

 

 

 

 

 

 

 

 

 

 

Red

 

Black – Red

87 ± 8.7

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

Position

Resistance value

 

(RAV-SM564BT ,

 

 

 

 

RAV-SM1104BT ,

 

 

 

 

 

 

 

 

 

Black – Red

23.4 ± 2.4

 

RAV-SM1404BT )

 

 

Red

 

 

 

 

Black – White

23.4 ± 2.4

 

 

 

1

 

 

 

 

2

White

 

 

 

 

 

Red – White

23.4 ± 2.4

 

 

 

3

 

 

 

 

 

 

 

 

 

 

4

Black

 

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

 

 

 

 

 

 

 

 

 

Position

Resistance value

 

(RAV-SM804CT )

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Red

Black – Red

53 ± 5.3

 

 

 

 

 

 

 

 

 

 

Black – White

53 ± 5.3

 

 

 

1

 

 

 

 

2

White

 

 

 

 

 

Red – White

53 ± 5.3

 

 

 

3

 

 

 

 

 

 

 

 

 

 

4

Black

 

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

 

 

 

 

2

White

 

 

 

 

 

Red – White

37 ± 3.7

 

 

 

3

 

 

 

 

 

 

 

 

 

 

4

Black

 

Under 20°C

 

 

5

 

 

 

 

 

 

 

 

– 63 –

Page 63
Image 63
Toshiba RAV-SM804BT-TR, RAV-SM454MUT-E, RAV-SM404MUT-TR Part name Checking procedure, Position Resistance value