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Shutdown; Troubleshooting - AEG DDLE Basis 13 Bedienung Und Installation

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Installation – for qualified contractors

12. Shutdown

» Isolate all poles of the appliance from the power
supply.
» Drain the appliance (see chapter "Installation /
Maintenance").

13. Troubleshooting

WARNING Electrocution
To test the appliance, it must be supplied with power.
Possible indications of diagnostic traffic light
(LED)
Red
Illuminates in the event of a fault
Yellow
Illuminates during heating mode
Green
Flashing: Appliance is supplied with mains
power
1 Diagnostic traffic light
Fault / diagnostic traffic light LED
display
The flow rate is too low.
The set temperature is not achieved.
The heating system does not switch on. The system detects air in the water. Heating output
No hot water and no traffic light display. The MCB/fuse has responded/blown.
Traffic light display: Green flashing or
constantly on
No hot water at a flow rate of
> 3 l/min.
Traffic light display: Yellow constantly
on; green flashing
No hot water at a flow rate of
> 3 l/min.
Traffic light display: Yellow constantly
on; green flashing
Traffic light display: Red constantly on;
green flashing
No hot water
Required temperature > 45 °C is not
achieved.
Traffic light display: Red constantly on;
green flashing
26
1
Cause
The strainer in the appliance is dirty.
One phase down.
stops temporarily.
The safety pressure limiter has tripped.
The PCB is faulty.
The PCB is faulty.
The flow meter DFE is not plugged in.
The flow meter plug is faulty.
The high limit safety cut-out has responded or its
lead is broken.
The heating system is faulty.
The PCB is faulty.
The outlet sensor has been pulled off. A lead is
broken.
The cold water sensor is faulty.
The cold water inlet temperature exceeds 45 °C.
The outlet sensor is faulty (short circuit).
Remedy
Clean the strainer.
Check the fuse/MCB in your fuse box/distribution
panel.
The appliance restarts after one minute.
Check the fuse/MCB in your fuse box/distribution
panel.
Remove the cause of the fault (e.g. faulty pressure
washer).
Protect the heating system against overheating by
opening a draw-off valve downstream of the appli-
ance for one minute. This depressurises and cools
down the heating system.
Activate the safety pressure limiter at flow pressure
by pressing the reset button (see chapter "Installa-
tion / Commissioning / Initial start-up").
Check the PCB and replace if required.
Check the PCB and replace if required.
Plug the flow meter plug back in.
Check the flow meter and replace if required.
Check the high limit safety cut-out and replace if
required.
Check the heating system resistor and replace if
required.
Check the PCB and replace if required.
Plug in the outlet sensor or replace if required.
Check the PCB and replace if required.
Reduce the cold water inlet temperature to the ap-
pliance.
Check the outlet sensor and replace if required.

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