Displaying Messages - Viessmann VITOCAL 300-A Operating Instructions Manual

Scanning options
Scanning messages
A
A Fault indicator
B Message
If your heat pump has a message pend-
ing, this will be indicated on display B
and by message symbol C (Æ, O, U)
flashing. For faults (U), fault indictator
A also flashes.

Displaying messages

You can adjust settings and scan information at the control unit without acknowledg-
ing messages.
Fault messages
B1 KM BUS EEV
B4 AD converter
39 primary return sensor
ALL
50
(cont.)
B
C Message symbol
You can check the message B on the
display yourself, and notify your heating
contractor accordingly. This allows the
heating contractor to be better prepared
for the service call and may save addi-
tional travelling costs.
Press the following keys:
1. "Standard display" for the list of
messages
2. "BACK" for "Main menu"
Back
TIME
D °
1 2 3
§ } W
} }
51 °C 95 °C 22 °C 23 °C 21 °C
B1 KM BUS EEV
THU 27.03.08
11:55
TYPE VX.XX
C
You can now make adjust-
ments and scans.