11-2. Primary Judgment

To diagnose the troubles, use the following methods.

1)Judgment by flashing LED of indoor unit

2)Self-diagnosis by service check remote controller

3)Judgment of trouble by every symptom

Firstly use the method 1) for diagnosis. Then, use the method 2) or 3) to diagnose the details of troubles.

11-3. Judgment by Flashing LED of Indoor Unit

While the indoor unit monitors the operation status of the air conditioner, if the protective circuit operates, the contents of self-diagnosis are displayed with block on the indoor unit indication section.

Table 11-3-1

Indoor indication lamp flashes.

Which lamp does flash?

Item

Check

Block display

Description for self-diagnosis

code

 

 

 

A

 

OPERATION (Green)

Power failure (when power is ON)

 

Flashing display (1 Hz)

 

 

 

B

 

OPERATION (Green)

Protective circuit operation for indoor P.C. board

 

Flashing display (5 Hz)

 

 

 

C

 

OPERATION (Green)

Protective circuit operation for connecting cable

 

TIMER (Yellow)

 

and serial signal system

 

 

Flashing display (5 Hz)

 

 

 

D

 

OPERATION (Green)

 

 

FILTER (Orange)

Protective circuit operation for outdoor P.C. board

 

 

Flashing display (5 Hz)

 

 

 

OPERATION (Green)

 

E

 

TIMER (Yellow)

Protective circuit operation for others

 

FILTER (Orange)

(including compressor)

 

 

 

 

Flashing display (5 Hz)

 

NOTES :

1.The contents of items B and C and a part of item E are displayed when air conditioner operates.

2.When item B and C, and item B and a part of item E occur concurrently, priority is given to the block of item B.

3.The check codes can be confirmed on the remote controller for servicing.

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Toshiba RAS-13GAVP-E, RAS-B16GKVP-E, RAS-B13GKVP-E Primary Judgment, Judgment by Flashing LED of Indoor Unit, Check
Page 62 Page 64

RAS-10GAVP-E, RAS-16GAVP-E, RAS-13GAVP-E, RAS-B10GKVP-E, RAS-B13GKVP-E specifications

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