Immergas RAPAX 300 ERP, Предупреждения и инструкция

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46
Code dis-
played
Error trigger condition Cause Consequences Maintenance
Err 10
Loss of radio communi-
cation
• Radio transmitter out of
service.
• Setting panel out of ser-
vice.
• Appliance cannot be controlled by
remote control unit.
• Product operating in last mode
selected.
• Check connection of radio trans-
mitter on setting board.
• Contact support service.
Err 21
Faulty air intake tempera-
ture probe.
• Air intake tempera-
ture probe cut off or
short-circuited.
• Operating ranges not adhered to.
• Auxiliary electrical unit heating.
• Check connections or replace probe
wiring.
Err 22-23
Evaporator temperature
probes faulty
• Probes cut off or in
short-circuit.
• Faulty fan.
• De-icing function compromised.
• Risk of damage to compressor.
• Auxiliary electrical unit heating.
• Check connections or replace
evaporator probes.
• Ensure the fan is operating correct-
ly.
Info 24
Temperature measured
outside limits
• Air temperature beyond
operative range.
• Heat pump operation outside oper-
ative range.
• Auxiliary electrical unit heating.
• Install water-heater according to
recommendations in the manual.
• Check the FAN parameter.
• Check connections and place of air
intake probe.
Err 25
Pressure sensor alarm
(high pressure fault)
• High pressure value too
high.
• No power to compressor.
• Auxiliary electrical unit heating.
• Ensure the air temperature does not
exceed 43°C.
• Press the Mode (3) key to reset the
fault. Contact support service.
Err 26
Compressor alarm (horn
fault -> evaporator probe
fault, or no evaporator
exchange)
• Compressor blocked.
• Evaporator probe value
error.
• No evaporator exchange.
• No gas.
• No power to compressor.
• Auxiliary electrical unit heating.
• Contact support service.
Err 27
Faulty compressor output
temperature probe.
• Probe cut off or in
short-circuit.
• Compressor backflow
temperature too high.
• No power to compressor.
• Auxiliary electrical unit heating.
• Contact support service.
Err 28
De-icing malfunction
• Lack of fluid.
• Faulty fan.
• De-icing ineffective and evaporator
blocked.
• Auxiliary electrical unit heating.
• Ensure the fan is operating correct-
ly.
• Press the Mode key (3) to reset this
fault. Contact support service.
Err 29
Compressor temperature
outside limits
• High pressure value.
• Compressor shutdown.
• Auxiliary electrical unit heating.
• Contact support service.
Err 30
Heat pump operates
for more than 50 hours
continually.
• Heat pump faulty.
• Lack of fluid.
• Compressor faulty. • Heating time too long.
• Risk of lack of hot water.
• Auxiliary electrical unit heating.
• Contact support service.
Err 31
Heat pump alarm
• Lack of fluid.
• Compressor faulty. • Auxiliary electrical unit heating.
• Compressor shutdown.
• Contact support service.
5.5 DIAGNOSTICS SUPPORT MENU.
Warning: maintenance and repair operations
may only be performed by skilled and qualified
persons.
This is a specific menu to diagnose the problem.
This mode requires technical knowledge of the
system and must only be used by the support
service.
To access the TEST menu, press keys (2 and 5)
for 3 seconds.
The pictogram (
) indicates that the TEST
mode is active.
To change the parameter, press key (2).
To change status, press key (1) or (5).