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INSTALLATIoN
Commissioning
f Fit the strain relief supplied.
f
f Install a power cable.
f
f Connect the power cable inside the appliance and secure it
f
with the 2 screws.
f Secure the bottom cap with the 2 screws.
f
f Push on the temperature selector.
f
10.3 Installing the temperature indicator
f Press the temperature indicator into the opening until it
f
clicks into place.
11. Commissioning
11.1 Initial start-up
Note
Fill the appliance with water prior to electrical connec-
tion. If you switch on the appliance while empty, the high
limit safety cut-out will switch it off.
f Open the shut-off valve in the cold water inlet line.
f
f Open a draw-off point until the appliance has been filled
f
with water and the pipework is free of air.
f Adjust the flow rate. For this, observe the maximum permis-
f
sible flow rate with a fully opened tap (see chapter "Specifi-
cation / Data table").
f Turn the temperature selector to maximum.
f
f Switch the mains power ON.
f
f Check the appliance function. Ensure that the temperature
f
controller switches off.
f Check that the safety valve is working.
f
11.1.1 Appliance handover
f Explain the function of the appliance and safety valve to
f
users and familiarise them with their operation.
f Make the user aware of potential dangers, especially the risk
f
of scalding.
f Hand over these instructions.
f
11.2 Recommissioning
See chapter "Commissioning".
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12. Shutdown
f Disconnect the appliance from the mains at the MCB/fuse in
f
the fuse box.
f Drain the appliance. See chapter "Maintenance / Draining the
f
appliance".
13. Troubleshooting
Note
At temperatures below –15 °C the high limit safety cut-out
may respond. The appliance may be subjected to these
temperatures during storage or transport.
fault
Cause
The water does not heat
The high limit safety
up and the ON/OFF indi-
cut-out has responded
cator does not illuminate.
because the controller is
faulty.
The high limit safety
cut-out has responded
because the temperature
has fallen below -15 °C.
The water does not heat
The heating element is
up and the ON/OFF indi-
faulty.
cator illuminates.
The water does not heat
The temperature control-
up sufficiently and the
ler is faulty.
ON/OFF indicator illumi-
nates.
The heat-up time is very
The heating element is
long and the ON/OFF in-
scaled up.
dicator illuminates.
The safety valve drips
The valve seat is contam-
when heating is switched
inated.
off.
Water pressure is too
high.
Reset button, high limit safety cut-out
remedy
Remedy the cause of the
fault. Replace the con-
troller.
Press the reset button
(see diagram).
Replace the heating el-
ement.
Replace the temperature
controller.
Descale the heating el-
ement.
Clean the valve seat.
Install a pressure reduc-
ing valve.
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