Scanning And Resetting The Maintenance Display - Viessmann Vitotronic 100 GC1 Installation And Service Instructions Manual

Service scans – Vitotronic 300-K, MW1S
Scanning and resetting maintenance display
Vitotronic 300-K, MW1S displays a maintenance message if:
Vitotronic 300-K, MW1S has been encoded as fault manager (coding 79 : 1)
and
a maintenance message is displayed at a connected Vitotronic 100, GC1.
1
Maintenance
2
3
MMaintenance
1: 04
U
Fault symbol
1 Consecutive number (1 to 10)
04 LON participant number
94
1. Press .
2. Scan maintenance messages
with or .
3. Press .
Display reads Acknowledge: Yes
Confirm with .
The maintenance message in the
display is cleared.
Please note:
An acknowledged maintenance
message can be re-displayed by
pressing (approx. 3 seconds).
4. Acknowledge the maintenance
display at the appropriate
Vitotronic 100, GC1 see page 89.
Please note:
If coding address 24 on Vitotronic 100,
GC1 is not reset after the maintenance
has been carried out, Maintenace will
be re-displayed the following Monday
morning at both control units