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Training manual ALTEAS & GENUS ONE
10 ERROR CODES
10.1
BOILER PROTECTION SYSTEMS.
There are two types of errors for malfunctions:
- Shutdown (solved by resetting);
- Safety stop (No Reset: the boiler will start working again properly when the cause is removed).
There is a third type of error code that is used to indicate a malfunction that does not stop the boiler which
continues to work properly (Indication).
Shutdown
Safety shout down example
Service intervention need
10.1.1
Error codes
The error codes are divided in six different functional units, in other words the first figure indicates which
functional unit of the boiler is involved in the error:
1. Primary circuit;
2. Sanitary circuit;
3. Electronic PCB;
4. Communication with peripherals;
5. Ignition and detection;
6. Air inlet / Fume outlet.
7. Zones
Display
1 01
1 02
1 03
1 04
1 05
1 06
1 07
1 08
1 09
1 10
Reset
The end-use can restart the boiler
Overheat
Heating proportional pressure short circuit or open circuit
Circulation or presence of water: Gradient Tman > 7°C/sec for 3 times
Circulation or presence of water: Gradient Tman > 20°C/sec or Gradient Trit >
20°C/sec
Circulation or presence of water: Tman – Trit> 55°C for 3 times
Circulation or presence of water: Trit > Tman + 10°C for 3 times
Circulation or presence of water: Trit > Tman + 30°C
Water missing on the primary circuit (P<Pmin) for boiler with minimum
pressure switch on/off (par.247=1)
High primary circuit pressure (P>3bar)
Heating delivery probe open or short circuit (NTC1)
Reset in progress
Description
PRIMARY CIRCUIT
Error solved
Warning example
Reset
Reset
No Reset
Reset
Reset
Reset
Reset
Reset
No Reset
No Reset
No Reset
Page. 85 of 88
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