Testing Actuators On The Vitotronic 200 - Viessmann VITOTRONIC 200 Installation And Service Instructions Manual

Vitotronic 200, HO1B and 300-K, MW2C Installation/Service
Connecting the Control Unit to the LON System

Testing Actuators on the Vitotronic 200

The following relay outputs can be controlled subject to system design:
Display
All actuators
Base load
Full load
Output, internal
Output
21/28
Outp. int. exten. H1
EA1 output 1
Explanation
Off All actuators are off.
On
Burner operated at minimum output; circulation pump sÖ is started.
On
Burner operated at maximum output; circulation pump sÖ is started.
On
Output sÖ.
On
Output sA.
On Output active.
28/20
On
Contact P - S at plug aBJ of extension EA1 closed.
(continued)
Carry out participant check from the home screen:
1. Tap "Menu".
2. Select "Service".
3. Enter "viservice" password.
4. Select "Service functions".
5. "LON participant check"
6. Select participant and confirm with "OK".
The participant check for the selected participant is
initiated.
H The display shows "Participant X Check running".
H Upon completion of a successful participant check the
screen will display "OK".
H Participant check failure will result in the message
'Subscriber ... check not OK'. Update the list with
'new list' and run the participant check again.
Information on the Vitotronic 200-H
During the participant check, the display for the relevant
participant shows the participant no. and will "Wink" for
approximately 1 min.
Carry out an actuator test
1. Press OK and å simultaneously for approx. 4 sec.
2. Select "Actuator test".
3. Select the required actuator (output) with
See the following table.
Commissioning
.
35