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Les langues disponibles
Les langues disponibles
Installation and Operating Instructions
EN
Central ventilation units AIR1 XVP
Alarm
Filter change
Filter guard 1
Filter guard 2
Temperature alarms
Supply air control error
High supply air temp.
Low supply air temp.
High room temperature
Low room temperature
High extract air temp
Low extract air temp
Overheated electric preheater
Overheated electric after heater
Frost protection alarms
Low frost guard temperature
Deicing Alarm
DX Defrosting mode active
Frost protection sensor
Manual mode alarms
Output manual operation
Manual operation supply air
control
Manual operation supply air fan
mode
Manual supply air fan frequency
control
Priority
Stop
Check/Solution
B
No
• Replace supply air filter
B
No
• Replace exhaust air filter
B
No
• TARGET/ACTUAL temp. difference is greater than 5 K for 30
minutes
• Setpoint is unrealistic check
• Check optional heating/cooling register
• Check mixer for optional hydraulic unit
• Check flow temperature of water heating register
B
No
• Outdoor temp./solar radiation is very high
• Setpoint is too high (35 °C) check
• Check optional heating
• Check mixer for optional hydraulic unit
B
Yes
• Setpoint is too low (10 °C) check
• Check optional heating
• Check mixer for optional hydraulic unit
• Check bypass functionality
B
No
• Outdoor temp./solar radiation is very high
• Setpoint is too high (35 °C) check
• Check optional heating
• Check mixer for optional hydraulic unit
B
No
• Setpoint is too low (10 °C) check
• Check optional heating
• Check mixer for optional hydraulic unit
B
No
• Outdoor temp./solar radiation is very high
• Setpoint is too high (35 °C) check
• Check optional heating
• Check mixer for optional hydraulic unit
B
No
• Setpoint is too low (10 °C) check
• Check optional heating
• Check mixer for optional hydraulic unit
A
Yes
• Over temperature limitswitch on electric pre heater is
activated → Reset
A
Yes
• Overtemperature limit switch on electric after heater is
activated → Reset
A
Yes
• Check warm water temperature
• Check warm water valve and pump
• Check correct position of frost guard sensor
• Check bypass damper functionality
C
Yes
• Unit stopped because of heat exchanger frost protection
• Check Exchanger defrost
• Check if pre heater is activated in commissioning assistant
C
Yes
• Alarm ends automatically once the external unit finishes its
defrosting process
B
Yes
• Check external thermostat
• Check wiring
C
No
• Check settings in configuration menu
C
No
• Control via operating mode manually
C
No
• Control via operating mode manually
C
No
• Control via operating mode manually
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