4.Faultnding
The unit is equipped with the following safety equipment:
4.1 High pressure switch:
To prevent the compressor exceeding its range of
application, there is an integral high pressure switch,
which interrupts when the pressure becomes too high.
In case of interruptions (too high pressure) the red light in
the control panel will ash and the high pressure switch
will stop the heat pump. The red light lights. Restart
the equipment by manually resetting the high pressure
switch.
For manually resetting the high pressure switch. The
front door can be removed by releasing the screws.
4.2 Safety breaker for electrical water
heater
The safety breaker protects the equipment against
overheating during heating with the electrical heating
element. The safety breaker is mounted on the heater. If
the adjusted value (90°) is exceeded the heating coil will
disconnect. It can be reconnected when the temperature
is below 90°. To do this, the power to the equipment must
be off, front door dismantled and the front cover of the
heating element dismantled. The reset button can now
be pressed.
Please notice: Be careful not to damage or tear the
cables to the control.
4.3 Heat pump will not operate
Unit has stopped:
Please control:
is the unit connected to the power circuit?•
is power present in the electric outlet?•
is the heat pump disconnected by the temperature •
control?
is the water temperature >55°?•
is the cable between the control and the control panel •
installed?
has the high pressure switch switched?•
is the lter changed?•
Condensate running out of appliance:
Error:
Condensate drain blocked by dirt•
4.4 Air faults
No supply air to living rooms:
Error:
Defective fan•
Blocked bag lter•
Fresh air grill blocked by dirt and leaves in the •
autumn or snow and ice in the winter.
Fuse on control circuit board has blown•
No extract air from wet rooms:
Error:
Defective fan•
Blocked at lter•
Fuse on control circuit board has blown•
Roof diffuser is blocked by snow and ice in the winter•
Cold supply air:
Error:
Counter current heat exchanger is blocked with dirt •
or ice
Extract fan defective•
Extract lter blocked•
Heat pump defect•
Cooling coil blocked with ice•
Control panel or circuit board defect•
Sensor defect•
For RESET
press the
red pin
For RESET
press the
white pin
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