Toshiba RAV-SM454MUT-E Practical operation, LED Display on Indoor P.C. Board D002 Red, D203 Red

8-1-2. Forced Defrost Setup of Remote Controller (For wired remote controller only)

(Preparation in advance)

1 Push TEST + SET + CL buttons simultaneously for 4 seconds or more on the remote controller. (Push buttons while the air conditioner stops.)

The first displayed unit No. is the master indoor unit address in the group control.

2 Every pushing UNIT button, the indoor unit No. in the group control is displayed one after the other.

Select a main indoor unit (outdoor unit is connected) which is to be defrosted.

In this time, fan and louver of the selected indoor unit operate.

3

4

5

6

Using the set temperature TEMP. buttons, specify the CODE No. (DN) 8C.

Using the timer time TIME buttons, set time to data 0001. (0000 at shipment) Push SET button. (OK if indication lights)

Pushing TEST button returns the status to the normal stop status.

(Practical operation)

• Push ON/OFF ON / OFF Key.

•Select the HEAT mode.

•After while, the forced defrost signal is sent to the outdoor unit and then the outdoor unit starts defrost operation. (The forced defrost operation is performed for Max. 12 minutes.)

•After defrost operation finished, the operation returns to the heating operation.

To execute the defrost operation again, start procedure from above item 1 .

(If the forced defrost operation was executed once, setting of the above forced defrost operation is cleared.)

8-1-3. LED Display on Indoor P.C. Board

1.D002 (Red)

•Goes on at the same time when power was turned on (Main microcomputer operates and goes on.)

•Flashes with 1-second interval (every 500ms): When EEPROM is not provided or writing was an error.

•Flashes with 10-seconds interval (every 5S): When the mode is DISP

2.D203 (Red)

•Goes on when power is supplied to remote controller (Lights on the hardware)

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