Vaillant VR 91, Инструкции по эксплуатации и монтажу

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0020200905_02 Operating and installation instructions
7
–
Information on the operating concept
with examples.
–
A detailed description of the operating
and display functions that the remote
control unit also has.
Operating modes (
→
Page 13)
Operating levels (
→
Page 13)
2.4 Maintenance message
If maintenance is required, the text Main-
tenance and the symbol appear in the
remote control unit display.
You can read the specific maintenance
messages on the system control display
and find out which measures you need to
take from the instructions for the system
control.
2.5 Fault message
If a fault occurs in the heating installation,
will appear in the display together with
a fault message. The competent person
must clear or rectify the fault in the heating
installation, otherwise it could cause ma-
terial damage or make the heating installa-
tion malfunction.
▶
Inform a competent person.
2.6 Troubleshooting
Troubleshooting faults (
→
Appendix A.3)
2.7 Care
2.7.1 Caring for the product
▶
Clean the casing with a damp cloth and
a little solvent-free soap.
▶
Do not use sprays, scouring agents,
detergents, solvents or cleaning agents
that contain chlorine.
2.8 Decommissioning
2.8.1 Decommissioning the product
If you want to replace or remove the
product, you must decommission the
heating installation.
▶
This work should be carried out by a
competent person.
2.9 Guarantee and customer
service
2.9.1 Guarantee
We only grant a Vaillant manufacturers
warranty if a suitably qualified engineer
has installed the system in accordance
with Vaillant instructions. The system
owner will be granted a warranty in ac-
cordance with the Vaillant terms and con-
ditions. All requests for work during the
guarantee period must be made to Vaillant
Service Solutions.
2.9.2 Customer service
For contact details for our customer ser-
vice department, you can write to the ad-
dress that is provided on the back page, or
you can visit www.vaillant.co.uk.
3 For the competent person
3.1 Notes on the documentation
3.1.1 Observing other applicable
documents
▶
Always observe all the operating and
installation instructions included with the
system components.
3.1.2 Storing documents
▶
Pass these instructions and all other
applicable documents on to the end
user.
3.1.3 Validity of the instructions
These instructions apply only to:
VR 91
–
article number
Great Britain
0020171334