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INSTALLATION
Commissioning
The following electrical connections are permissible:
Connection to a freely accessible standard sock-
et with matching plug
Permanent connection to an appliance junction
box with earth conductor
10. Commissioning
WARNING ELECTROCUTION
Commissioning may only be carried out by a qualified
contractor in accordance with safety regulations.
10.1 Initial start-up
Material losses
!
If you fail to follow the correct sequence (first water, then
power), the high limit safety cut-out will trip.
Proceed as follows:
f If necessary, replace the temperature controller.
f Make the high limit safety cut-out operational by
pressing the reset button (see chapter "Installation /
Troubleshooting / Activating the high limit safety
cut-out").
1.
f Either open the DHW valve of the tap or set the mono lever
mixer tap to "hot" until the water that flows out is free of air
bubbles.
f Check the diaphragm safety valve. When purging, ensure that
a full jet of water flows out.
f Insert the plug into the standard socket or set the fuse/MCB
in the distribution board.
f Select a temperature.
f Check the water connections for tightness.
10.1.1 Appliance handover
f Explain the functions of the appliance to the user. Show the
user how to operate the appliance.
f Make the user aware of potential dangers, especially the risk
of scalding.
f Hand over these instructions and, if applicable, the instruc-
tions for any accessories.
10.2 Recommissioning
See chapter "Installation / Commissioning / Initial start-up".
18
| ESH 10 U-P Plus | ESH 10 O-P Plus
ESH 10 U-P
ESH 10 O-P
Plus
Plus
X
X
X
X
2.
11. Appliance shutdown
f Isolate the appliance from the power supply by removing the
plug or by tripping the MCB in the distribution board.
f Drain the appliance (see chapter "Installation / Maintenance /
Draining the appliance").
12. Troubleshooting
Fault
Cause
The appliance does
The high limit safety
not supply hot water.
cut-out has tripped.
Loud boiling noises
The appliance is scaled
inside the appliance.
up.
12.1 Activate high limit safety cut-out
f Push the reset button.
13. Maintenance
WARNING Electrocution
Before any work on the appliance, disconnect all poles
of the appliance from the power supply.
f Dismantle the appliance for maintenance work.
f Observe the tightening torque of the flange screws (see
chapter "Installation / Maintenance / Installing the flanged
immersion heater").
13.1 Draining the appliance
WARNING Burns
Hot water may escape during draining.
f Drain the appliance via its connectors.
remedy
Remedy the cause of the fault.
If necessary, replace the tem-
perature controller. Reset the
high limit safety cut-out by
pressing its reset button.
Descale the appliance.
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