ROYAL CLIMA REV Series, Manual

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SECTION I: USER
23
I.5.8 LED STATUS SIGNALS
STATUS AND OPERATING MODES LEDS
Icon Description Colour On Flashing
Alarm Red Alarm in progress
Alarms
silenced
Heating - - -
Remote
heating mode
Cooling - - -
Remote
cooling mode
Stand by - - - - - -
Defrosting Defrosting active
Manual
defrosting
enabled
UNIT OF MEASUREMENT LED
Icon Description Colour On Flashing
Clock (RTC) red
Displays current
time (24:00
format)
Time-saving
Centigrade
degrees
/ /
Pressure (Bar) / /
Relative
humidity (% RH)
Not used Not used
Menu (ABC) Menu browsing /
UTILITIES LED
LED symbol
on display
LED Default
Default icon
on front
LED 1
(first from left)
Compressor 1
LED 2 Compressor 2
LED 3
Electric resistance 1
primary heat
exchanger
LED 4
Electric resistance 2
primary heat
exchanger
LED 5 Cylinder
LED 6
Disposable heat
exchanger fan
LED 7
Primary circuit water
pump
I.5.9 ALARM SIGNALS
IMPORTANT!
Malfunctions and alarms displayed by the machine
should NEVER be ignored. The problem should be
checked and resolved as soon as possible.
If the alarm re-occurs, call after-sales assistance.
In the presence of an alarm, the alarm code is shown on the display
according to the following table.
In case of a manually reset alarm:
 use the key to check which alarm is indicated;
 reset the alarm (press the
UP+DOWN
keys simultaneously).
 make sure the unit restarts,
Alarm Alarm description Reset
Er00 General alarm
Er01 High pressure Manual
Er05 Low pressure Automatic 3 times then Manual
Er10 Compressor thermal protection Manual
Er41 Fan thermal protection Manual
Er75 Heat exchanger pressure transducer Automatic
Er80 Summary/Winter inputs active simultaneously Automatic
Er81 Compressor hour limit exceeded indication ----
I.5.10 LIST OF OPERATING STATUSES
Allows to CHECK the operating status of the machine equipment in real
time.
To view the machine status, press SET ; the label Ai will appear. Using
the UP/DOWN keys allows you to view all the sub-labels decoding them.
Press ESC to go back to the initial menu.
Label Sub-label Display (Meaning)
Ai
(analogue inputs)
Ai01 Disabled
Ai02 Disabled
Ai03
Pressure value in bar of external heat
exchanger probe
Ai04 Disabled
AL (alarms) Erxx List of active alarms
Hr (operating
hours) (with
password)
CP01 Number of compressor operating hours
since last hour reset
I.6 NATURE AND FREQUENCY OF THE
SCHEDULED CHECKS
I.6.1 DECOMMISSIONING
When the machine is out of use for long periods of time, it is necessary
to disconnect it from the mains by opening the master switch.
I.6.2 STOP DAILY
To put the machine in sleep mode at the end of the day, simply press
the button
ON/OFF
,
RESET-DOWN
OFF
position or in the remote
control (SCR or thermostat).
In this way it is ensured the electrical supply to the resistance of the
compressor crankcase.
I.6.3 RESTART AFTER PROLONGED SHUTDOWN
Before starting up again, make sure that:
 the air side heat exchanger is well ventilated and clean.
 the crankcase heater is operated for 12 hours.