Error Messages; B3 Control Panel; Diematic-M3 Control Panel - DeDietrich DTG 330 S User Manual

5. Checking and maintenance

6.2 Error messages

6.2.1

B3 control panel

Message
AL 50 Boiler sensor
AL 52 Domestic hot water sensor
AL td
Titanium anode
AL tc
6.2.2

DIEMATIC-m3 control panel

Message
The message SHOW REM.CTRL indicates the
SHOW REM.CTRL
presence of an override on a remote control.
REVISION Boiler service required.
When connecting voltage, if the hot water tank
DISGAS temperature is below 25 ºC, the boiler carries out a
domestic water exchanger purge cycle.
AUX1.SENS.FAIL
AUX2.SENS.FAIL The sensor circuit has been broken or short
UNIV.SENS.FAIL circuited.
DHW 2 S. FAIL
The sensor circuit has been broken or short
BOILER S.FAIL.
The sensor circuit has been broken or short
OUTSI. S.FAIL.
The sensor circuit has been broken or short
DHW S. FAILURE
OUTL S.A FAIL.
The sensor circuit has been broken or short
OUTL S.B FAIL.
OUTL S.C FAIL.
ROOM S.A FAIL.
The sensor circuit has been broken or short
ROOM S.B FAIL.
ROOM S.C FAIL.
The sensor circuit has been broken or short
SMOKE S.FAIL.
SWIM.A S.FAIL
The sensor circuit has been broken or short
SWIM.B S.FAIL
SWIM.C S.FAIL
The sensor circuit has been broken or short
SOLAR S.FAIL
The sensor circuit has been broken or short
ST.TANK S.FAIL
12
Faults Probable causes
The sensor circuit has been broken or
short circuited.
The sensor is cut
The titanium anode is in open circuit or
the tank is empty.
A short circuit has occurred on the
titanium anode or connection
reversed.
Probable causes
circuited.
circuited.
circuited.
circuited.
circuited.
circuited.
circuited.
circuited.
circuited.
The installation is stopped.
Advise the installer.
The installation continues to operate but domestic hot
water heating is no longer covered.
Advise the installer.
Production of domestic hot water is stopped. This may be
reactivated for 24 hours by disconnecting and
reconnecting the power supply to the boiler.
Advise the installer.
To cancel the overrides on all remote controls, press the AUTO key for 5
seconds.
Advise the installer.
Wait 1 minute.
Advise the installer.
If the boiler sensor fails, the burner is controlled by the boiler thermostat and
the heating and DHW circuits operate normally.
Advise the installer.
The boiler setting is equal to BOILER MAX. but can be limited by the boiler
thermostat to a lower value.
- The valve setting is no longer ensured but monitoring the maximum
temperature of the circuit after the valve is ensured.
- Valves may be manually operated.
- Reheating the domestic hot water remains ensured.
Advise the installer.
To ensure domestic hot water production, set the switch AUTO/
STB to .
Advise the installer.
The circuit concerned goes from automatic to manual mode: The pump
operates.
Advise the installer.
The circuit concerned operates without any influence from the room sensor.
Advise the installer.
This failure has no impact on the operating modes.
Advise the installer.
Pool reheating is independent of its temperature.
Advise the installer.
Reheating domestic hot water using the solar panel is no longer ensured.
Advise the installer.
The hot water storage tank reheating operation is no longer assured.
Advise the installer.
DTG 330 S
Action
Action
/TEST-
15/03/2016 - 300011852-02