Hitachi PC-ARFG-E Installation & Operation Manual page 90

SERVICE & INSTALLATION MENU
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Indoor Unit Rotation Control Setting
Item
Indoor units are set to Fan mode in
Address
ascending order, one by one, depending
Order
on their H-link address.
Indoor units are set to Fan mode
according to the temperature difference
between the temperature set point and the
Temperature
air inlet temperature, in ascending order:
Order
units for which Tset is closer to the setting
Control temperature are the first to be switched to
Method fan mode.
If the motion sensor is used, Fan mode
will be applied to the indoor unit that has
the lowest activity detected. Once the
Sensor fan mode operation time is elapsed, this
Order(*) unit returns to heating/cooling (previous
operation) mode and fan mode is applied
to another indoor unit with the lowest
activity.
It is possible to change the timing of the
Change Level operation mode switch to fan mode, for
the concerned indoor units.
?
N O T E
(*)Cannot be set if the indoor/outdoor unit does not support this function.
1 Select "Service Menu" on the Service & Installation screen
and press "OK".
2 Select "Power Saving Details Setting" and press "OK".
Power Saving Details Setting screen is displayed.
3 Select "Rotation Control" and press"OK".
4 Press " " or " " to select the setting item. The items
"Control" and "Fan Mode Time" are displayed in order.
76 PMML0565 rev.1 - 04/2022
Description
Change the Control Method
• Select "Control" and press "OK".
• Press " " or " " to select the item to set and press "OK". It
changes as follows: "Address Order" ↔ "Temperature Order"
↔ "Sensor Order".
• Press " " to return to Step4.
?
N O T E
Cannot be set if the indoor/outdoor unit does not support this function.
Change the Fan Mode Time
• Select "Fan Mode Time" and press "OK".
• Press " " or " " to set the fan mode time. Press "OK" to
confirm the setting. It changes as follows: "10 min" ↔ "5 min"
↔ "3 min".
• Press " " to return to Step4.
?
N O T E
• Indoor rotation control cannot be set from the sub remote controller.
• If some settings are changed in the "Power Saving details Settings"
menu, the power saving function using the related control mode is
automatically set to OFF in the Function menu. It is necessary to set
it ON again manually once the settings are done.
• This function can be used only when the operation mode is cooling/
heating.
• The cooling/heating capacity can decrease when using the "Power
Saving" function.