EN
Walter Meier reserves the right to alter specifications.
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18
INSTRUCTIONS FOR USE
Indicating lamp
Function, implies that NO remedial measure is necessary
Steady green light
The unit is running and is operating normally.
Flashing green light
The automatic anti-freezing protection function is active. The fan
speeds cannot be changed.
Steady orange light
The rotary heat exchanger has stopped, for example while the cooling
function is in operation.
Flashing orange light
The electric air heater for reheating is in operation.
Indicating lamp
Function
Remedial measure
Steady red light
Service reminder
or alarm
Service reminder, change the filters and check
how clean the heat exchanger is. Acknowledge
the service reminder from the ’Install. and servi-
ce’ menu’s ’Alarm’ -> ’Service reminder’ point.
Alarm, e.g. ”Sensor error”, contact the
WalterMeier ServiceLine 0800 - 853 855
Flashing red LED
Malfunction
The automatic protective cut out switch has
stopped the fans and the heat exchanger due to
a malfunction. Contact WalterMeier ServiceLine
0800 - 853 855
2. How to use the Premium
control panel
2.1 Indicating lamp and alarms
The indicating lamp on the control panel
shows the various functions of the ventilation
unit in different colours. In a possible malfunc-
tion situation the lamp shines with a red light
and an alarm text indicating the malfunction
is shown on the display screen. The colours of
the indicating lamp and what they signify are
tabulated below.