Other Indications On The Lcd - Hitachi PC-ARF Technical Catalogue

5 Centralised remote controls
PSC-A32MN

5.2.4.5 Other indications on the LCD

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In normal condition
Schedule
Filter Sign
Filter Automatic Cleaning
Error
Demand
Demand (Schedule)
Inspection
(Gas Heat Pump only)
Heat Storage Operating
Emergency Stop
Remote Control Switch pro-
hibited
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TCGB0106 rev.0 - 12/2014
Displayed in case that the schedule is set.
Displayed when it is necessary to clean the indoor unit filter or the dust box for automatic cleaning
filter needs cleaning. After cleaning, it is possible to suppress this indication with filter sign reset at
the menu.
Displayed in abnormal stop in a unit with auto-cleaning.
Please contact the shop where the product was purchased.
Displayed when demand input is set by optional external input function. The icon blinks during the
demand control. Contact your dealer or a Hitachi customer service centre for detailed information.
Displayed when optional outdoor unit capacity control schedule is enabled, blinks during the control.
Apart from the schedule, the icon blinks also during normal demand control when the demand input
of the external input function is set.
In case of using a gas heat pump air conditioner, the blinking indicates the time for periodic inspec-
tion of the outdoor unit.
• When it blinks slowly (in a cycle of 2 seconds ON / 2 seconds OFF): It indicates that the periodic
inspection of the outdoor unit is near.
• When it blinks faster (in a cycle of 0.5 seconds ON / 0.5 seconds OFF): It indicates that the time
for the periodic inspection has passed.
An engine failure may occur is the outdoor unit continues to be used without performing the periodic
inspection.
Request a periodic inspection to your dealer as soon as possible.
N O T E
The periodic inspection shall be performed every 5 years or 10,000 operation hours, whatever comes
first. The accumulated operation time is indicated on the controller as mentioned above.
Indicates that the heat storage is operating.
At this time, the air conditioner cannot operate.
Indicates when emergency stop signal is set by optional external input function. During the emergen-
cy stop, the indoor unit is stopped and operation by remote control switch is not available. Contact
your dealer or a Hitachi customer service centre for detailed information.
Indicates the group in which operation from the remote control switch is prohibited.
The set items cannot be operated from the remote control switch.