Hitachi PC-ARFP1E Installations- Und Betriebshandbuch Seite 22

FUNCTION SELECTION AND SETTING
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N O T E
• "I.U. Address Change" is not available when the control of 2 remote control switches (main and sub) are used.
• Do not operate from the central controlling devices while "I.U. Address Change" is performed by the remote control switch.
• This function should not be used if there is a Central Control (like CSNET WEB) in the H-LINK line.
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Address Check Operation
This function is used to check the relation between the indoor unit and I.U. address. This operation is effective when multiple indoor
units are connected to the remote control switch and address of the certain unit is unknown.
1 Press and hold " " (menu) and " " (return) simultaneously for
at least 3 seconds during the normal mode (when unit is not
operated). The test run menu will be displayed.
2 Select "ADD Check Operation" from the test run menu pressing
" " and "OK".
3 Select the indoor unit by pressing "
4 To start operation of the indoor unit selected in (3) press " "
(run/stop).
To return to (3) screen press " " (run/stop) while indoor units is
operated.
*Repeat (3)-(4) until desired indoor unit address is confirmed.
5 To return to the test run menu press " " (return) while indoor unit is not operated.
Confirm the selected indoor unit address and go to "I.U. Address Change".
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N O T E
• "ADD Check Operation" is not available when the control of 2 remote control switches (main and sub) are used.
• The switch operation other than "Run/Stop" is not available while "ADD Check Operation" is performed.
• Do not operate from the central controlling devices while "ADD Check Operation" is performed by the remote control switch.
• This function should not be used if there is a Central Control (like CSNET WEB) in the H-LINK line.
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Indoor Unit Address Initialization
This function initializes the indoor unit address that has been changed by "I.U. Address Change" function or set by the automatic
address allocation.
Initializing the address by this function, indoor unit address will be changed to the dip switch setting.
1 Press and hold " " (menu) and " " (return) simultaneously for
at least 3 seconds during the normal mode (when unit is not
operated). The test run menu will be displayed.
2 Select "I.U. ADD Initialization" from the test run menu pressing
" " and "OK".
3 Select the indoor unit by pressing "
The confirmation screen will be displayed.
*Indoor unnits which are not supporting "I.U. ADD Initialization"
function can not be selected.
The address of indoor unit that does not support "I.U. ADD
Initialization" function will not be initialized even when "All" is
specificated at (3).
14 PMML0404A rev.1.1 - 06/2022
".
" and press "OK".
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I.U. ADD Initialization