Taking The Appliance Out Of Use; Troubleshooting - STIEBEL ELTRON DEM series Bedienung Und Installation

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f Using the adjusting screw, set the required maximum flow
rate:
Lowest flow rate = turn the screw clockwise.
Highest flow rate = turn the screw anti-clockwise as far as it
will go.
f Fit the appliance cover.

12. Taking the appliance out of use

f Isolate the appliance from the power supply by means of
the fuse/MCB in your fuse box or by pulling the plug of the
power cable.
f Drain the appliance (see chapter "Maintenance").
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13. Troubleshooting

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The appliance will not The aerator in the tap is
start in spite of a fully scaled up or dirty.
open DHW valve.
The flow rate is set too
low.
The sieve in the cold
water line is blocked.
The heating system is
faulty.
The safety pressure
limiter has responded.
The required The appliance operates
temperature is not being at its output limit.
reached.
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Clean and/or descale the
aerator or replace the
special aerator.
Increase the flow rate.
Clean the sieve after
shutting off the cold
water inlet line.
Check the resistance of
the heating system, and
replace the appliance if
required.
Remedy the cause of
the fault. Isolate the
appliance from the
power supply and
depressurise the water
line. Activate the safety
pressure limiter.
Reduce the flow rate.
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