Viessmann VITOPEND 200 - Page 85

Fault
code
on the
display
Const. Weath.-
comp.
System char-
acteristics
Cause Measures
E6 X X Burner in a
fault state
Balanced
flue system
blocked
Check the ba-
lanced flue sys-
tem and air
pressure switch;
press
"E RESET"
F0 X X Burner
blocked
Internal fault Replace the con-
trol unit
F2 X X Burner in a
fault state
The tem-
perature lim-
iter has
responded
Check the heating
system fill level,
the circulation
pump, the tem-
perature limiter
and connecting
cables/leads; vent
the system; press
"E RESET"
F3 X X Burner in a
fault state
Flame signal
is already
present at
burner start
Check the ionisa-
tion electrode and
connecting cable;
press
"E RESET"
F4 X X Burner in a
fault state
No flame sig-
nal.
Check the ionisa-
tion electrode,
ignition, ignition
module, ignition
electrodes, con-
necting cable, gas
pressure and gas
train; test the ioni-
sation current;
press
"E RESET"
Fault codes (cont.)
85
Troubleshooting
5862 831 GB
Service