Recommissioning; Shutting Down The System; Troubleshooting; Service Mode - STIEBEL ELTRON DEL 27 SL electronic LCD Bedienung Und Installation

INSTALLATION

Shutting down the system

Appliance handover
f Explain the appliance function to users and familiarise them f
with its operation.
f Make users aware of potential dangers, especially the risk of f
scalding.
f Hand over these instructions. f

11.2 Recommissioning

See chapter "Settings and displays / Following an interruption to
the water supply"
12. Shutting down the system
f Isolate all poles of the appliance from the power supply. f
f Drain the appliance (see chapter "Maintenance"). f

13. Troubleshooting

WARNING Electrocution
In order to check the appliance it must be connected to
the power supply.

13.2 Indicator options for LED diagnostic traffic light

Indicator options
Red Illuminates in the event of a fault
Yellow Illuminates during heating mode
Green Flashing: Appliance is supplied with mains power

13.3 Fault table

LED diagnostic Fault
traffic light
No display No hot water.
Flashing green The appliance does not start.
light
No hot water at flow rate
> 3 l/min.
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13.1 Service mode

1 Memory keys M1 and M2
2 Spanner symbol
The spanner symbol is displayed in the event of a fault or when
the appliance is in service mode.
f Activate customer service mode by pressing and holding f
down both memory keys M1 and M2 for > 6 seconds.
f Disable customer service mode by briefly pressing one of the f
three keys. Service mode is automatically terminated after
30 seconds of inactivity.
Fault displays
---
ntc
ELE
Cause
The fuse/MCB in the fuse box has blown/responded. Check the fuses/MCBs in your fuse box.
The safety pressure limiter has responded.
The PCB is faulty.
Inadequate flow rate.
Inadequate flow rate.
The flow sensor (DFE) plug has not been inserted.
The flow sensor (DFE) is faulty.
1
M1 M2
Tmax
No display, there is no fault
Outlet sensor malfunction
Faulty PCB
Remedy
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 also chapter "Ini-
tial start-up".
Check the PCB, replace if required.
Descale / clean the connected aerator / shower
head.
Clean the strainer in the water inlet.
Plug the flow sensor plug back in.
Check the flow sensor and replace if required.
DEL SL electronic LCD |
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