Troubleshooting; Maintenance; Checking The Safety Valve; Draining The Appliance - Stiebel Eltron SBP 100 Utilisation Et Installation

INSTALLATION

Troubleshooting

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 flanged immersion
up and the ON/OFF indi- heater is faulty.
cator illuminates.
The water does not heat The temperature control-
up sufficiently and the ler is faulty.
ON/OFF indicator illumi-
nates.
The safety valve drips The valve seat is contam-
when heating is switched inated.
off.
Immersion heater accessory: Reset button for high limit safety
cut-out
The reset button is located behind the temperature selector.
f Pull off the temperature selector. f
1 Reset button for high limit safety cut-out
www.stiebel-eltron.com
168843_SBP_100_de_en_fr_cs_pl.indb 35

14. Maintenance

For some maintenance work you must remove the lower cover.
If you need to drain the appliance, observe chapter "Draining the
appliance".
Note the insertion depths of the controller-limiter combination
(see chapter "Specification / Dimensions and connections").
Remedy
Immersion heater accessory:
Remedy the cause of the
fault. Replace the con-
troller.
Press the reset button
(see diagram).
Replace the flanged im-
mersion heater.

14.1 Checking the safety valve

Replace the temperature
f Check the safety valve regularly. f
controller.

14.2 Draining the appliance

Clean the valve seat.
If the appliance needs to be drained for maintenance or to protect
the whole installation when there is a risk of frost, proceed as
follows:
1
1 Drain valve
f Drain the appliance using the drain valve. f
WARNING Electrocution
Carry out all electrical connection and installation work
in accordance with relevant regulations.
Before any work on the appliance, disconnect all poles
of the appliance from the power supply.
WARNING Burns
Hot water may escape during draining.
Note
For filling, venting and draining the system, open the
non-return valves of the compact heat pump installations.
f Turn the adjusting screws of the compact heat pump f
installations so that the slot is aligned with the di-
rection of flow. The adjusting screw of the WPKI-H
non-return valve is located behind the thermometer.
f After filling, venting or draining the system, turn the f
adjusting screws again through 90°.
1
SBP 100| 35
04.09.2017 13:52:55