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Installation
» Connect the power cable as shown in the wiring dia-
gram (see chapter „Specification / Wiring diagram").
11. Commissioning
11.1 Initial start-up
» Fill the appliance by running the tap several times
until the pipework and appliance are free of air.
» Carry out a tightness check.
» Insert the power cable plug, if present, into the
standard safety socket or set the fuse/MCB.
» Check the function of the appliance.
» In the case of oversink installation, affix the company
logo supplied over the existing company logo.
11.2 Appliance handover
» Explain the appliance function to users and familiar-
ise them with its operation.
» Make users aware of potential dangers, especially
the risk of scalding.
» Hand over these instructions.
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11.3 Recommissioning
Material losses
!
Following an interruption of the water supply, recom-
mission the appliance by carrying out the following
steps, in order to prevent irreparable damage to the
bare wire heating system.
» Isolate the appliance from the power supply. Pull the
power cable plug, if present, from the socket, or re-
move the fuse/reset the MCB.
» See chapter „Initial start-up".
12. Shutting down
» Isolate the appliance from the power supply by
means of the fuse/MCB in your fuse box or by pulling
the power cable plug from the socket.
» Drain the appliance (see chapter „Maintenance").
13. Troubleshooting
Problem
Cause
The appliance will not
The aerator in the tap
start despite the DHW
is scaled up or dirty.
valve being fully open.
The sieve in the cold
water line is blocked.
The heater is faulty.
Remedy
Clean and/or descale
the aerator or replace
the special aerator.
Clean the sieve after
shutting off the cold
water inlet line.
Check the resistance
of the heating system
and replace the appli-
ance if required.
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