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A detected failure is indicated on the screen in blocking or error messages.
- Blocking code
A blocking code is a temporary error that can be automatically corrected by the boiler.
- Error code
A error code requires the error to be reset and/or corrected for the boiler to go back into a normal operating
mode. A “Press the Reset button” message appears on the screen.
An overview of the most common blocking and error codes are listed below.
101 Overheat
102 Pressure Sensor Error
104 Flow Check Failed
108 Pressure < Pmin (< 0.5 bar), Filling needed
1P4 Pressure < Pmin (0.5 - 0.8 bar), Filling needed
109 Pressure > Pmax
110 Send Probe Damaged
112 Return Probe Damaged
114 Outdoor Sensor Damaged
140* Dynamic Pressure Check Failed (or no pump detection)
201 DHW Probe Damaged (Combi)
203 Tank Probe Damaged (Solo)
303 PCB Fault
304 Too many resets
501 No ame detected
612 Fan error (fan does not start up)
Example of screen of error message
No. 2
* First measure to solve fault code 140:
Manually deblocking of the boiler pump.
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