Troubleshooting; Alarm Messages - DeDietrich Elidens DTG130-45 User Manual

7 Troubleshooting

Checks to make before calling your fitter:
The burner will not start.
Shutdown by the safety thermostat due to accidental
overheating. To restart the boiler: Press the reset button
Call your fitter nonetheless.
Shutdown of the safety system in connection with flue gas
discharge. To restart the boiler: Press the reset button
interruptions of this kind happen repeatedly, contact your fitter.
It is possible that the combustion products evacuation pipe is
totally or partially obstructed.
The burner is operating but the radiators are cold.

8 Alarm messages

Message
24V SHORT-CIR
Faults
BURNER FAILURE
I-CURRENT FAIL
MCBA FAILURE XX
MCBA FAILURE 5
MCBA FAILURE 11
DEF.MCBA 24
VALVE FAIL
REARM CVI
MCBA COM.FAUL
ROOM S.A FAIL.
ROOM S.B FAIL.
ROOM S.C FAIL.
OUTL S.B FAIL.
OUTL S.C FAIL.
OUTSI. S.FAIL.
SWIM.P.S.FAIL
FAN OFF FAIL
FAN ON FAIL
BOILER S.FAIL.
DHW S. FAILURE
SMOKE S.FAIL.
BACK S.FAILURE
PARASIT FLAME
STB BOILER
STB SMOKE
STB BACK
10
Probable causes
Short circuit 24 V
Probable causes
Igniter fault
Ionization fault
Gas valve defect
No gas or presence of air in the pipe
Ionization fault during operation
Internal safety control box fault
External influences
Internal fault
Boiler reversal sensor and return sensor
Combined gas valve unit defective
Control error
Communication error between DIEMATIC and
safety control box
Fault of the corresponding sensor
The fan is not working
The fan is working constantly
Boiler sensor defective
Domestic hot water sensor defective
Draught diverter thermostat defective
Return sensor defective
Detection of a parasite flame
Outlet temperature > 97°C
Flue gas temperature > 105 °C
Return temperature too high
DTG130 - 45/65/90/115 Eco.NOx Plus
- Bleed the radiators.
- Top up the primary circuit with water.
- Check that the heating pump is operating correctly.
- If it is often necessary to top up the installation with water, contact
.
your fitter.
Before informing the fitter of a fault, make a note of the following
information:
. If
- Type of product
- Serial number
- Type of combustible
This information can be found on the rating plate stuck to the inside
Reset the boiler
Reset the boiler
Solution
. Contact your fitter.
Solution
. Contact your fitter.
18/06/2015 - 300005222-02