DeDietrich AGC 10/15, Инструкция по установке и обслуживанию, Страница: 117 / 132

Code Faults Cause
of the
fault Description Checking / solution
D37 TA-S SHORT-CIR
SCU The Titan Active System® is short-circuited
4
Check that the connection cable between the SCU PCB and the anode is not short-
circuited
4
Check that the anode is not short-circuited
Remarks:
Domestic hot water production has stopped but can nonetheless be restarted using key
r
.
The tank is no longer protected.
If a tank without Titan Active System® is connected to the boiler,check that the TAS
simulation connector (delivered with package AD212) is fitted to the sensor card.
D38 TA-S DISCONNEC
SCU The Titan Active System® is on an open circuit
4
Check that the connection cable between the SCU PCB and the anode is not severed
4
Check that the anode is not broken
Remarks:
Domestic hot water production has stopped but can nonetheless be restarted using key
r
.
The tank is no longer protected.
If a tank without Titan Active System® is connected to the boiler,check that the TAS
simulation connector (delivered with package AD212) is fitted to the sensor card.
D99 DEF.BAD PCU
The SCU software version does not recognise the PCU connected
4
Update the SCU with the appropriate software version
8.4.1. Deletion of sensors from the memory in the
PCB
The configuration of the sensors is memorised by the SCU PCB. If a
sensor fault appears whilst the corresponding sensor is not
connected or has been voluntarily removed, please delete the sensor
from the SCU PCB memory.
4
Press key
?
repeatedly until
Do you want to delete this
sensor?
is displayed.
4
Select
YES
by turning the rotary button and press to confirm.
The outside temperature sensor cannot be deleted.
AGC 10/15 - AGC 15 - AGC 25 - AGC 35 8. Troubleshooting
20/01/2012 - 300026081-001-B 115