enervent eWind Pegasos, Installation Instructions Manual

Page: 110 / 136

110
Problem Reason Help Solution
AL6
The water heating coil
is starting to freeze�
NOTE! The ventilation
unit does not start until
the alarm state has
been removed and the
alarm has been reset by
pressing any button on
the control panel�
Insufficient isolation in the ducts� Check the thickness of the insulation in the
supply air and the exhaust air ducts and
improve the insulation when required�
Contact a service representive�
The overheating protection of the
afterheater has been activated Find out what has caused the error and reset
the over-heating protection (® button on
the coil)
Contact a service representive�
The ventilation unit's door is open Close the door�
Contact a service representive�
Low room temperature Nosta huonelämpötilaa�
Contact a service representive�
TE-30 error int the temperature sensor Contact a service representive�
AL7
Supply air hot� Risk of
fire�
Error in the electrical after heater Contact a service representive�
The water heater's valve actuator is
broken Contact a service representive�
TE-10 error in the temperature sensor Contact a service representive�
Fire risk Contact a service representive�
AL8
Electrical re-heater or
pre-heater overheating
Error in the electrical after heater Contact a service representive�
The supply air fan has stopped Open the service hatch when
the unit is running� The exhaust
fan needs to be on� With the
LTR unit you must push down
the door coupling with a
screwdriver and check if the
unit starts� Contact a service representive�
The supply air filter is clogged Open the service hatch when
the unit is not on� Remove the
filters and check if they are
dirty� Change the exhaust filter�
The outside air grille is clogged Check if there is something
blocking the outside air grille� Clean the outdoor air grille
Contact a service representive�
The heater controller card is broken Replace the heater controller card
Contact a service representive�