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Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
Troubleshooting
Fault Display
In the event of a fault, the red fault display flashes at the
control unit. The display shows symbol and “Fault”.
Note:
If a central fault message facility is connected,
this is started.
For an explanation of fault messages,
see chapter “Fault messages”.
Calling up acknowledged fault messages
Tap the following buttons:
1.
Note:
After tapping
the following will be displayed
if your heating system has several fault
messages
simultaneously:
2.
“Faults” The fault messages appear in red and in
chronological order in a list.
Calling up fault codes from the fault memory
(fault history)
The 10 most recent faults (including those remedied) are
saved and can be scanned. Faults are sorted by date.
From the home screen tap the following buttons:
1. “Menu”
2. “Service”
3. Enter “viservice” password.
4. “History of faults”
5. Call up further information in the relevant fault with ?.
6. Tap “Reset” to delete the list.
