Settings; Cleaning, Care And Maintenance; Troubleshooting - STIEBEL ELTRON PEO 18 Operation And Installation

OPERATION

Settings

4. Settings
The DHW outlet temperature can be variably adjusted. The selected
temperature is displayed. At temperatures over 43 °C, the colour of
the display changes from blue to red to indicate a risk of scalding.
f Turn the temperature selector to the required temperature. f
Note
If the outlet temperature is not sufficiently high when the
draw-off valve is fully open and the temperature selector
is set to maximum, then more water is flowing through
the appliance than can be heated by the heating system
(appliance is at its output limit).
f Reduce the water volume at the draw-off valve. f
Recommended setting for operation with a thermostatic valve
Set the temperature at the appliance to the maximum temperature.
Following an interruption to the water supply
Material losses
!
Following an interruption of the water supply the appli-
ance must be recommissioned by carrying out the follow-
ing steps, in order to prevent the destruction of the bare
wire heating system.
f Disconnect the appliance from the power supply by f
removing the fuses/tripping the MCBs.
f Open the tap for one minute until the appliance and f
its upstream cold water inlet line are free of air.
f Switch the mains power back ON again. f
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5.

Cleaning, care and maintenance

f Never use abrasive or corrosive cleaning agents. A damp cloth f
is sufficient for cleaning the appliance.
f Check the taps regularly. Limescale deposits at the tap out- f
lets can be removed using commercially available descaling
agents.
6.

Troubleshooting

Problem Cause
The appliance will not There is no power.
start despite the DHW
valve being fully open.
The flow rate is too low.
The aerator in the tap or
the shower head is scaled
up or contaminated.
Required temperature The water supply has
> 45 °C is not achieved. been interrupted.
The cold water inlet tem-
perature is > 45 °C.
If you cannot remedy the fault, notify your qualified contractor.
To facilitate and speed up your enquiry, please provide the serial
number from the type plate (000000-0000-00000):
Remedy
Check the fuses/MCBs in
your fuse box/distribution
panel.
Clean and/or descale the
aerator or shower head.
Vent the appliance and
the cold water inlet line
(see chapter "Settings").
Reduce the cold water
inlet temperature.
Nr.: 000000-0000-00000
PEO 18/21/24 | PEO 27| 5