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Case 2
(1)
When setting addresses in cooling mode
Turn ON the power to the indoor and outdoor units in all refrigerant systems.
(2) Short-circuit the mode-change pin at the outdoor unit where automatic address setting will be performed.
Short-circuit the AUTO ADD (CN041) pin.
(2) Short-circuit the AUTO ADD (CN041) pin.
<All indoor units are in operating status.>
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.
(3) LED 1 and 2 blink alternately.
The compressors begin running in Cooling (or Heating) mode.
Communication for automatic address setting begins, using the temperature changes at the indoor units.
(4) After 1 system is completed, be sure to short-circuit the AUTO ADD (CN041) pin 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.
Press the remote controller timer time
↓
↓
button and
button simultaneously. (Hold for 4 seconds or longer.)
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.
Case 3
Automatic address setting using the remote controller
If the power can be turned ON separately for the indoor and outdoor units in each system (indoor unit addresses
can be set without running the compressor):
Individual system automatic address setting: Display item code “A1”.
(1)
Then press either the temperature setting
or
button. (Confirm that the item code is “A1”.)
(2)
Use either the
Then press the
<Approximately 4 – 5 minutes are required.>
(“R.C.1” is displayed, and automatic address setting is performed for refrigerant system 1.)
When automatic address setting for system 1 is completed, the units return to normal stopped status.
button.
or
button to select the outdoor unit to perform automatic address setting for.
(3)
During automatic address setting, “SETTING” blinks on the remote controller display.
This display disappears when address setting is completed.
Be sure to use a jig for short-circuiting.
↓
When setting addresses in heating mode
↓
↓
↓
SM830231-02̲Single̲欧州.indb 312
SM830231-02̲Single̲欧州.indb 312
2014/09/19 13:21:49
2014/09/19 13:21:49
