Connecting The Boiler Control To A Lon System - Viessmann VITODENS 200-W Service Instructions Manual

Vitodens 200-W B2HA 19, 28, 35 Service

Connecting the Boiler Control to a LON System

Updating the LON participant list
Only possible if all participants are connected and the
control unit is programmed to be fault manager (coding
address "79:1").
Performing a LON participant check
Communication with the system devices connected to
the fault manager is tested by means of a participant
check.
Preconditions:
- The control unit must be programmed as fault
manager (code "79:1")
- The LON participant number must be programmed
in all control units (see page 37)
- The LON participant list in the fault manager must
be up to date
Performing the participant check:
1. Press OK and simultaneously for approximately
4 seconds.
2. "Service functions"
3. "Participant check"
4. Select participant (e.g. participant 10).
The participant check for the selected participant is initiated.
- Successfully tested participants are designated with
"OK".
- Unsuccessfully tested participants are designated
with "Not OK".
Note: To carry out a new participant check, create a
new participant list with menu item "Delete list?"
Note: If the participant check is carried out by another
control unit, the participant number and "Wink"
are shown on the display for approx. 1 minute.
Outdoor Reset Programming Unit
Scanning and resetting the "Service" display
After the limits specified in coding addresses "21" and
"23" have been reached, the red fault indicator flashes
and the following appears on the programming unit
display:
- "Service" and " "
Scanning and resetting service display
Press OK to acknowledge a service message.
Note: An acknowledged service message that was not
reset reappears:
- On the following Monday.
After a service has been carried out (reset service)
1. Press OK and simultaneously for approximately
4 seconds.
2. "Service functions"
3. "Service reset"
Note: The selected service parameters for hours run
and time interval restart at 0.
Instructing the system user
The system installer must hand the operating instructions
to the system user and instruct the user in the operation
of the system.
37