Troubleshooting 5
0020224356_00 HOME Operating instructions
13
Conditions
: If you are away from home for several
days, With controller
▶
Program the number of days you will
be away in the controller to activate the
frost protection devices.
Conditions
: If you are away from home for a pro-
longed period
▶
Contact a qualified competent person,
who can completely drain the system or
protect the heating circuit by adding a
special frost protection agent for heating
installations.
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 15)
▶
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.
▶
Clean the casing with a damp cloth and
a little solvent-free soap.
6.3 Checking the condensate
drain pipework and tundish
The condensate drain pipework and tun-
dish must always be penetrable.
▶
Regularly check the condensate drain
pipework and tundish for faults and,
particularly, for blockages.
You must not be able to see or feel any
obstructions in the condensate drain pipe-
work and tundish.
▶
If you notice a fault, have it rectified by
a competent person.
