Mitsubishi Heavy Industries SRK25GZ-L1 Handbook page 903

Detail of setting from the remote controller
1) If the power switch is turned on, the outdoor No. on the display flashes, and "--" on the return air temperature display
section and "U--" on the time display section are lit.
If power is not supplied to the outdoor unit, the outdoor No. only lights and you cannot set the address. In such occasion,
to turn power on also for the outdoor unit.
2) Indoor No. increases 0, 1, 2, ... and up at each push on the room temperature setting
setting to reduce the outdoor No. 0, 47, 46, 45 ... and down. Stop to press the switches when a desired No. is indicated.
3) Press the Set switch so that the outdoor unit display changes from flashing to firm lighting and the outdoor No. is set.
Simultaneously, "U" indicating the indoor unit No. starts to flash.
4) Set the indoor No. in the same way with the room temperature setting switches
5) After completing the setting, press the Set switch so that the "U" display changes from flashing to firm lighting and the
figures of outdoor No. and indoor No. on display start to flash.
6) Confirming the outdoor No. and indoor No. being correct, press the Set switch again.
If you like to change these Nos., press the "Check" switch so that it returns to the state of the step 2) and you can resume
the address setting.
7) This is all for the address setting. The address display will go off 5 seconds later.
Note (1) Once the addresses are set, they are retained on the microcomputer even after turning power off. If you need to
change the address, proceed as follows.
Change of address
Hold down the "Check" switch on the remote controller for more than 5 seconds. Outdoor No. on display flashes and you can
set new addresses. Set the outdoor and indoor address Nos. same as described above. New addresses can be set.
Erasing the addresses set by the remote control address setting
Holding down both the switches "Check" and "Timer", press the "Fan speed" switch. Addresses in the memory are erased.
Turn power off on the indoor and outdoor units so that it returns to the no address setting condition and you can set the
addresses with one of the three methods of address setting by changing combinations of the address switches.
(c) Manual address setting
This setting is used when connecting plural number of outdoor and indoor units with the super link, and is applicable when
controlling with more than one remote controller. (You can use only one remote controller of course.)
Turn power off before operating the address switches. Change of address is disabled when power is supplied.
Address No.
by address switch
Line "- - -" indicates the refrigerant piping. Figure in the figure indicates the address
number determined with the address switch.
Outdoor unit
No.01
A B
Indoor unit
(Outdoor No. 01)
(Indoor No. 00)
A B
Indoor unit
(Outdoor No. 01)
(Indoor No. 02)
A B
Indoor unit
(Outdoor No. 01)
(Indoor No. 03)
A B
Remote controller
FDC-HKX
switch. Press the room temperature
and .
Outdoor unit
No.02
A B
Indoor unit
(Outdoor No. 02)
(Indoor No. 04)
A B
Indoor unit
(Outdoor No. 02)
(Indoor No. 05)
A B
Indoor unit
(Outdoor No. 02)
(Indoor No. 06)
A B
Remote controller
901