Viessmann VITOPEND 200 Installation And Service Instructions Manual page 79

Fault display
(cont.)
&
Room temperature sensor
&
User fault
Checking and acknowledging faults
Note
If an acknowledged fault is not removed, the fault message will be re‐displayed
after 24 h.
Constant temperature control units
Press the following keys:
1. a/b for further fault codes.
Weather–compensated control unit
Press the following keys:
1. c
for the current fault.
2. a/b for further fault messages.
Calling up acknowledged fault messages
Press the following keys:
1. d
for approx. 3 s.
2. d
all fault messages are
acknowledged simulta-
neously, the fault display
will be cancelled and the
red fault
indicator continues to
flash.
3. d
all fault messages are
acknowledged simulta-
neously, the fault display
will be cancelled and the
red fault
indicator continues to
flash.
2. a/b for the acknowledged fault.
Troubleshooting
79