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Hitachi PC-ARF1 Installation & Maintenance Manual page 25

Wired controller
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11. Setback Trigger Unit
This function is used to change trigger unit.
1.
In normal mode (while air conditioning unit is NOT set to ON), press "Menu" and "Back/Help" simultaneously
for three seconds or longer. Test Run menu is shown.
2.
Select "Setback Trigger Unit" on the Test Run menu and press "OK".
"Setback Trigger Unit" setting is shown.
" to select target indoor unit and press
3.
Press "
"OK".
"4" is shown if only one indoor unit is connected to this
controller.
4.
Press "
" to switch to select "Yes" and press "OK"
to set trigger unit. "5" is shown.
If "No" is selected the screen returns to "3".
5.
Press "OK" to return to "1".
● If two controllers are connected, "Trigger Unit Setting" is available only on Primary controller.
● Child unit without transmission wiring cannot be set as trigger unit.
● For the first start up, the indoor unit with the smallest refrigerant cycle and address number is set as trigger unit
by default.
P5417086
Setback Trigger Unit
01-01
01-02
01-03
01-04
Sel.
Refrigerant Cycle – Address Number
Indoor unit that is currently set as trigger unit has "●"
on the top left.
Setback Trigger Unit: 01-01
Set this unit as trigger unit?
Yes
Sel.
Setback Trigger Unit: 01-01
Completed.
OK
Entr
Back
Rtrn
No
Entr
Rtrn
OK
Back
OK
Entr
OK
25

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