Viessmann VITODENS 200-W WB2B Series Start-Up/Service Instructions page 35

Outdoor Reset Programming Unit
Connecting the boiler control to a LON system
User check
01 : 01
O O O O
A
B
A Consecutive number in the
participant list
B Participant number
Instructing the system user
(continued)
(continued)
Performing participant check
Conditions:
H The control unit must be
programmed
as fault manager (code "79:1")
H The LON participant number must
be programmed in all control units
(see table on previous page)
H The LON participant list in the fault
manager must be up-to-date
(see table on page 33)
1. Press "w" + " " simultaneously
for approx. 2 sec. Participant check
is initiated.
2. Press "⊕ / " for required
participant.
3. Press " ". Check is
enabled."Check" flashes until its
completion. The display and all key
illuminations for the selected
participant flash for approx. 60 sec.
4. "Check OK" is displayed during
communication between both
devices.
or
"Check not OK" is displayed if
there is no communication
between both devices. Check the
LON connection.
5. Repeat steps 2 and 3 to check
other participants.
6. Press "w" + " " simultaneously
for approx. 1 sec. The participant
check is completed.
The system installer must hand the operating instructions to the system user
and instruct him/her in the operation of the system.
Control Technology
35