5 Troubleshooting
12
Operating instructions ENERGY ..s 0020200965_02
Conditions
: Temperature controlled by the control-
ler, with heating mode activated
▶
Set the maximum heating flow temper-
ature on the boiler (
→
Page 12).
▶
Set the room temperature on the con-
troller.
◁
The actual heating flow temperature
is set automatically by the controller.
Conditions
: Outside temperature sensor connected
to the boiler, with heating mode activated
▶
When you press the
,
or
but-
ton.
◁
The display shows the heating flow
temperature calculated by the boiler.
◁
The actual heating flow temperature
is set automatically by the boiler.
4.8 Product settings
Note
The sequence in which the avail-
able settings are shown depends
on the operating mode selected.
If the
Domestic hot water + Heat-
ing
operating mode is selected,
the hot water temperature must be
confirmed in order to set the flow
temperature of the heating.
1. Press the
or
button to set the tem-
perature.
2. Press the
button to confirm.
4.9 Switching the product to
standby mode
▶
Press the
button for less than three
seconds.
◁
Once the requirement currently in
use has finished, the display will
show
OFF
and go out.
◁
The product is now in standby mode.
◁
The product's frost protection func-
tion is activated.
◁
The main power supply is not inter-
rupted. The product continues to be
supplied with power.
5 Troubleshooting
5.1 Detecting and rectifying faults
▶
If problems occur whilst operating the
product, you can carry out certain self-
checks with the aid of the table in the
appendix.
Troubleshooting (
→
Page 14)
▶
If the product still does not function
without problems after the checks have
been carried out using the table, con-
tact your competent person to rectify
the problem.
5.2 Fault codes in the display
Fault codes have priority over all other dis-
plays. If several faults occur at the same
time, the corresponding codes are dis-
played alternately for two seconds each.
▶
If your product displays a fault code
(F.xx), contact a competent person.
6 Care and maintenance
6.1 Maintenance
An annual inspection of the product carried
out by a competent person is a prerequis-
ite for ensuring that the product is perman-
ently ready and safe for operation, reliable,
and has a long working life.
6.2 Caring for the product
Caution.
Risk of material damage
caused by unsuitable clean-
ing agents.
▶
Do not use sprays, scouring
agents, detergents, solvents
or cleaning agents that con-
tain chlorine.
