Appendix; A Troubleshooting, Maintenance Message; Troubleshooting; Maintenance Messages - Vaillant VR 92f Manual De Uso

Appendix

Appendix

A Troubleshooting, maintenance message

A.1 Troubleshooting
Symptom
Display remains dark
No changes in the
display can be made
via the control ele-
ments
Display: You do not
understand the set
language
A.2 Maintenance messages
# Message Description
1 Water defi- The water pressure is
ciency: Fol- too low in the heating
low the in- installation.
structions
in the heat
gen.
B -- Troubleshooting, maintenance message
B.1 Troubleshooting
Symptom
It is not possible to
switch to the installer
level
14
Possible cause
The batteries are flat
The batteries of the
remote control have
not been inserted cor-
rectly
Incorrect language set 1.
Maintenance work
Refer to the operat-
ing instructions for the
relevant heat gener-
ator for information on
filling with water
Possible cause
You do not know the
code for the installer
level
Operating and installation instructions 0020298957_00
Measure
1. Change all the batteries. (→ Page 10)
2. If the fault persists, inform the competent
person.
▶
Insert the batteries in the battery compart-
ment, making sure that the poles are the
right way round.
Press twice.
2.
Select the last menu item (
and confirm by pressing
3.
Under SETTINGS, select the second
menu item and confirm by pressing
4. Select the language that you understand
and confirm by pressing
Interval
See the operating
instructions for the
heat generator
Measure
▶
Reset the remote control to the factory set-
ting. All set values will be lost.
SETTINGS)
.
.
.