Toshiba RAS-13UAV-E2 User Manual

Page 70

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FILE NO. SVM-03008

1

Room temp. (TA) sensor
Heat exchanger (TC) sensor

2

Remote control

3

Louver motor
MP24GA

4

Indoor fan motor

Disconnect the connector and measure the resistance value with tester.
(Normal temp.)

To item of How to judge whether remote control is good or bad of the Judgment
of trouble by symptom.

Measure the resistance value of each winding coil by using the tester.
(Under normal temp. 25°C)

Since judgment of DC motor is difficult on the single motor, refer to 10-5-1. (3)

10-8-3. Indoor unit (Other parts)

No.

Part name

Checking procedure

10-8-4. Outdoor unit

1

Compressor
(Model : DA91A1F-45F)

2

Outdoor fan motor
(Model : ICF-140-43-1)

3

Compressor thermo. Bimetal type
(Model : US-622KXTMQO-SS)

4

Outdoor temperature sensor
(TO), discharge temperature
sensor (TD), suction temperature
sensor (TS), outdoor heat
exchanger temperature sensor
(TE)

Temperature

10°C

20°C

25°C

30°C

40°C

Sensor

TA, TC (k

)

20.7

12.6

10.0

7.9

4.5

5

4

3

2

1

White

Yellow

Yellow

Yellow

Yellow

5

4

3

2

1

No.

Part name

Checking procedure

White

Black

Red

Red

1 Yellow
4 Pink

5 Gray

White

Black

Position

Resistance value

1 to 2

1 to 3

380±40

1 to 4

1 to 5

Measure the resistance value of each winding by using the tester.

Measure the resistance value of winding by using the tester.

For details, refer to Section 10-9.

Check conduction by using the tester.

Disconnect the connector, and measure resistance value with the tester.
(Normal temperature)

TGa : Heat pump model only.

TO, TS, TE : Refer to the TA, TC characteristic table in Indoor
(Refer to Table 10-8-3, No.1).

Position

Resistance value

Yellow - Pink

5 to 20k

Under 20°C

Position

Resistance value

Red - White

White - Black

0.51 to 0.57

Black - Red

Temperature

10°C

20°C

30°C

40°C

50°C

Sensor

TA, TC (k

)

105

64

41

27

18

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