Toshiba MMU-AP0074YH-E(-TR) Service Manual page 61

To change all the indoor unit addresses using an arbitrary wired remote controller.
(The method is available when the addresses have already been set automatically.)
(When communication wirings of 2 or more refrigerant lines are interconnected for central control)
NOTE
You can change the addresses of indoor units in each refrigerant line using an arbitrary wired remote controller.
* Enter the address check / change mode and change the addresses.
If no number appears on UNIT No., no outdoor unit exists on the line. Push
2
following step .
(Execute it while the units are stopped.)
1
Push and hold the TIME
At first, the line 1 and CODE No.
2
Push (left side of the button) and
3
Push the button.
• The address of one of the indoor units connected to the selected refrigerant line is indicated on the LCD
display and the fan and louvers of the unit are activated.
At first, the current indoor unit address is displayed in
(No system address is indicated.)
Cancels the line selection
/ buttons at the same time for more than 4 seconds.
(Address Change) are indicated on the LCD display.
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button and select another line
buttons repeatedly to select a system address.
SET DATA .