Care And Maintenance; Maintenance; Caring For The Product; Checking The Condensate Drain Pipework And Tundish - Vaillant ecoTEC plus VU 6/6-5 OVZ Series Operating Instructions Manual

7 Care and maintenance

7.1 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.
After servicing, complete the relevant
service interval record section of the
benchmark checklist, located at the rear of
the installation manual.
7. 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.
7.3 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.
7.4 Reading maintenance
messages
If the symbol is shown in the display, the
product requires maintenance work. The
product is not in fault mode but continues
to operate.
▶
Consult a competent person.
0020239012_02 ecoTEC plus Operating instructions
Care and maintenance 7

8 Decommissioning

8.1 Temporarily decommissioning
the product
Caution.
Risk of material damage due
to frost.
The frost protection and mon-
itoring devices are only active
while the unit is connected to
the power mains and the gas
isolator cock is open.
▶
Temporarily decommission
the product only if no frost is
expected.
▶
Switch off the product via the main
switch installed on-site.
◁
The display goes out.
▶
When decommissioning the product for
an extended period (e.g. holiday), also
close the gas isolator cock.
8.2 Permanently
decommissioning the product
▶
Have a competent person permanently
decommission the product.

9 Recycling and disposal

▶
The competent person who installed
your product is responsible for the dis-
posal of the packaging.
If the product is identified with this
symbol:
▶
In this case, do not dispose of the
product with the household waste.
▶
Instead, hand in the product to a collec-
tion centre for old electrical or electronic
appliances.
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