5.2.4.5 Other indications on the LCD
In normal condition
Schedule Displayed in case that the schedule is set.
Filter Sign
Displayed when it is necessary to clean the indoor unit lter or the dust box for automatic cleaning
lter needs cleaning. After cleaning, it is possible to suppress this indication with lter sign reset at
the menu.
Filter Automatic Cleaning
Error
Displayed in abnormal stop in a unit with auto-cleaning.
Please contact the shop where the product was purchased.
Demand
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.
Demand (Schedule)
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.
Inspection
(Gas Heat Pump only)
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.
NOTE
The periodic inspection shall be performed every 5 years or 10,000 operation hours, whatever comes
rst. The accumulated operation time is indicated on the controller as mentioned above.
Heat Storage Operating
Indicates that the heat storage is operating.
At this time, the air conditioner cannot operate.
Emergency Stop
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.
Remote Control Switch pro-
hibited
Indicates the group in which operation from the remote control switch is prohibited.
The set items cannot be operated from the remote control switch.
5 Centralised remote controls
PSC-A32MN
TCGB0106 rev.0 - 12/2014
366
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