FILE NO. SVM-03008

4. WIRING DIAGRAM

4-1. Indoor Unit

 

 

 

Table 4-1-1 Simple Check for Failure Diagnosis

 

 

 

 

 

 

 

Check Item

 

Diagnosis Result

 

 

 

 

 

 

 

OPERATION

 

Check to see if the OPERATION indicator goes on and off when the main

 

 

 

 

 

1

 

switch or breaker is turned on.

 

INDICATOR

 

 

 

 

(Check the primary and secondary voltage of the transformer.)

 

 

 

 

 

 

 

 

 

 

2

 

 

Check the power supply voltage between 1 and 2. (Refer to the name plate.)

 

TERMINAL BLOCK

 

(Check the primary and secondary voltage of the transformer.)

 

 

 

 

Check the fluctuating voltage between 2 and 3. (DC15 to 60 V)

 

 

 

 

 

 

 

 

 

Check to see if the fuse blows out.

 

3

FUSE 3.15A

 

 

(Check the R04 of the varistor.)

 

 

 

 

 

 

 

 

 

 

 

 

 

Check the voltage at the No. 4 pin on CN13 connector of the infrared receiver.

 

4

DC5V

 

 

(Check the transformer and the power supply circuit of the rated voltage.)

 

 

 

 

 

 

 

 

 

 

 

 

 

Check the voltage at the white lead of the louver motor.

 

5

DC12V

 

 

(Check the transformer and the power supply circuit of the rated voltage.)

 

 

 

 

 

 

 

 

 

 

 

DC325V

 

Check the voltage at the No. 1 pin on CN10 connector.

 

6

 

(DC310 to 340V)

 

(Check the DB01, R05 and C03.)

 

 

 

 

 

 

 

 

Refer to the service data for the detailed failure diagnosis.

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Toshiba RAS-13UAV-E2, RAS-13UKV-E2 Wiring Diagram, Simple Check for Failure Diagnosis, Check Item Diagnosis Result

RAS-13UAV-E2, RAS-13UKV-E2 specifications

The Toshiba RAS-13UKV-E2 and RAS-13UAV-E2 air conditioning units represent a significant step forward in both comfort and energy efficiency. Designed for residential and light commercial use, these models are packed with features that cater to diverse climate control needs while adhering to modern standards of sustainability.

One of the standout features of both models is the implementation of inverter technology. This advanced system allows for more precise temperature control by adjusting the compressor speed based on the ambient temperature requirements. This not only enhances energy efficiency but also ensures a quieter operation compared to traditional air conditioning systems. As a result, users benefit from consistent comfort without the disruptive sounds often associated with cooling units.

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