Fault Indicator On Display; Error (Fault); Reset - Viessmann VITODENS 100-W Operating Instructions Manual

System characteristics
What to do if...?
... DHW temperature is too low DHW temperature
... For boilers without a DHW
cylinder connected, fault code
"58" flashes on the display
Reset burner fault (Reset)
r

Fault indicator on display

Any fault in your heating system will flash
on the display.
(cont.)
Cause
is set too low or
rotary selector
"tw" is on "0"
Rotary selector
"tw" is not on "0"
2
Remedy
Set the desired DHW tem-
perature
Set rotary selector "tw" to
"0"
Turn rotary selector "rt" to position "U
RESET" for less than 2 s and then back
to the control range.
You can check the fault code on the dis-
play and then notify your heating con-
tractor accordingly. This allows the heat-
ing contractor to better prepare for the
service call and may save additional
travelling costs.
What to do if...
13