Vaillant VR 50 - Page 17

System and product description
Operating and installation instructions 0020248967_00
17
3
Flashing
sequence
Meaning
Required
activity
Brief period
of lighting up
orange (after
a green or
red reception
notification)
Batteries flat Replace the
batteries.
3 x long
period of
flashing red
Product
defective
Note the dis-
play in the
App or con-
tact the spe-
cialist dealer.
Lights up 1
x orange
and 1 x
green (after
inserting the
batteries)
Test display Once the test
display goes
out, you can
continue.