EN
UAB AMALVA we reserve the right to make changes without prior notice
32
C3-16-01-v1
Red light
Exhaust air temperature sensor is
not connected or broken down.
It is necessary to check sensor
connections or change the sensor.
Red light
Outdoor temperature sensor is not
connected or broken down.
It is necessary to check sensor
connections or change the sensor.
Red light
Plate heat exchanger temperature
sensor is not connected or broken
down.
It is necessary to check sensor
connections or change the sensor.
It is possible to restore emergency overheating protection with button
“RESET”, only if before heater overheating cause has been clarified and
eliminated.
If the unit has been stopped and there is red light diode signal on the
controller, and text message is shown meaning failure, failure needs to
be eliminated!
After failure has been eliminated and power supply connected, text message appears about previous failure. If
there are no more failures, unit is switched on by pressing button; unit continues operating by preset mode.
However if the failure has not been eliminated, unit either starts operating and after some time it stops again,
or it does not operate and failure message is indicated.
3. SAFETY REQUIREMENTS
•
To avoid accidents and/or unit damage, only a trained technician must
carry out the connection.
•
The appropriate Personal Protective Equipment (PPE) attire is worn
relative to the operation being carried out.
•
Electrical equipment is rated, connected and earthed in accordance
with CE regulations.
Before performing any jobs inside the unit make sure that the unit is
stopped and disconnected from the electrical power supply.
•
Earth must be installed according EN61557, BS 7671.
•
The unit should be installed according to Installation and Maintenance
Manual.
• Before starting the unit, check correct position of air filters.
•
Service maintenance should be carried out only in conformity with the
instructions specified herein below.
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