Toshiba RAS-10SAVP-E Primary Judgment, Judgment by Flashing LED of Indoor Unit, 71, Notes

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.

– 71 –