Technibel CAFP 124 R Installation Instructions Manual page 95

04-393 DC INV Tech p 64-110
Case 1
G
If the power can be turned ON separately for the indoor and outdoor units in each system:
(The indoor unit addresses can be set without running the compressor.)
Automatic address setting from the outdoor unit (MAFP type)
(1) Turn on the indoor and outdoor unit power for refrigerant system 1.
Press and hold the automatic address setting button (black) for 1 second or longer at the outdoor unit where the
power was turned ON.
The compressor operates when the power is turned ON at a different outdoor unit.
Communication for automatic address setting begins.
LED 1 and 2 on the outdoor unit control PCB blink alternately, and turn OFF when address setting is completed.
(2) Next, turn ON the power only at the indoor and outdoor units in a different system. Press the automatic address
setting button (black) on the outdoor unit.
LED 1 and 2 on the outdoor unit control PCB blink alternately, and turn OFF when address setting is completed.
Repeat the same procedure for each system and complete automatic address setting.
(3) Operation using the remote controller is now possible.
Case 2
G
If the power cannot be turned ON separately for the indoor and outdoor units in each system:
The compressors must be run in order to automatically set the indoor unit addresses. Therefore perform this
step after completing the refrigerant tubing work.
(1) Turn ON the power to the indoor and outdoor units in all refrigerant systems.
When setting addresses in cooling mode
(2) Short-circuit the mode-change pin at the outdoor unit where automatic address setting will be performed. Then
press the automatic address setting button (black).
When setting addresses in heating mode
(2) Press the automatic address setting button (black) at the outdoor unit where automatic address setting will be
performed.
(3) LED 1 and 2 blink alternately. The compressors begin running in cool (or heat) mode. Communication for auto-
matic address setting begins, using the temperature changes at the indoor units.
Address setting is completed when the compressors stop and the LED indicators turn OFF. <Approximately 15
minutes is required for 1 system.>
If address setting fails, LED 1 and 2 blink simultaneously and the alarm contents are displayed at the remote
controller.
(4) After 1 system is completed, be sure to press the automatic address setting button (black) at the other outdoor
units to complete automatic address setting in the same way for each system.
(5) Operation using the remote controller is now possible.
12/13/04 11:35 AM Page 95
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<Approximately 4 – 5 minutes are required.>
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