Vaillant VR 52 - Page 16

System and product description
16
Operating and installation instructions 0020249211_03
3
Flashing
sequence
Meaning
Explanation/
required
activity
6 x long
period of
flashing red
Product
defective
Note the dis-
play in your
app or con-
tact your
specialist
dealer.
Lights up 1 x
orange and 1
x green (after
plugging into
the plug
socket)
Test display Once the test
display goes
out, you can
continue.