Troubleshooting; Maintenance; Checking The Safety Valve; Draining The Appliance - Stiebel Eltron SHW 200 ACE Handleiding Voor Bediening En Installatie
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Zie ook voor SHW 200 ACE:
- Handleiding voor bediening en installatie (14 pagina's)
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INSTALLATION
Troubleshooting
14. Troubleshooting
Note
The high limit safety cut-out can respond at temperatures
below –15 °C. The appliance may be subjected to these
temperatures during storage or transport.
Fault
Cause
The water does not
The high limit safety
heat up.
cut-out has responded
because the controller is
faulty.
The high limit safety cut-
out has responded be-
cause the temperature has
dropped below -15 °C.
A heating element is
faulty.
The safety valve drips
The valve seat is contam-
when the heating is
inated.
switched off.
1 High limit safety cut-out reset button
15. Maintenance
WARNING Electrocution
Carry out all electrical connection and installation work
in accordance with relevant regulations.
WARNING Electrocution
Before any work on the appliance, disconnect all poles
of the appliance from the power supply.
If you need to drain the appliance, observe chapter "Draining the
appliance".
15.1 Checking the safety valve
f Regularly vent the safety valve on the safety assembly until a
full water jet is discharged.
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15.2 Draining the appliance
If the cylinder needs to be drained for maintenance or to protect
the whole installation when there is a risk of frost, proceed as
follows:
f Close the shut-off valve in the cold water line.
Remedy
Remedy the cause of the
f Open the hot water taps on all draw-off points.
fault. Replace the control-
f Drain the appliance via the safety assembly.
ler-limiter combination.
Press the reset button.
15.3 Replacing the signal anode (SHW ACE only)
f Replace the signal anode if it becomes depleted.
Replace the flanged im-
15.4 Cleaning and descaling the appliance
mersion heater.
Clean the valve seat.
f Never use descaling pumps.
f Only descale the flanged immersion heater after dismantling
Torque of the flange screws: see chapter "Specification / Dimen-
sions and connections"
1
15.5 Replacing flanged immersion heater
1 Insulation plate
2 Flange plate
3 Soldered flange
4 Insulating plate
5 Corrosion resistor 390 Ω
6 Gasket
The corrosion resistor acts to balance the potential and prevents
power leakage corrosion on the heating elements.
f Never damage or remove the corrosion resistor during
f After replacing the corrosion resistor, reassemble the flanged
WARNING Burns
Hot water may escape during the draining process.
and never treat the cylinder surface or protective anode with
descaling agents.
6
5
4
3
maintenance.
immersion heater correctly.
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1
SHW ACE |
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