Checking The External Lpg Safety Valve (If Installed) 27. Matching The Control Unit To The Heating System - Viessmann VITODENS 200-W Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps
6. Adjust the upper output.
Constant temperature control unit:
a press:
"2" is shown.
Weather-compensated control
unit:
a press:
"Full load" is shown.
Matching the control unit to the heating system
The control unit must be matched to the equipment level of the system. Various sys-
tem components are recognised automatically by the control unit and the relevant
codes are adjusted automatically.
■ For the selection of an appropriate design, see the following diagrams.
■ For coding steps, see page 38.
System version 1
One heating circuit without mixer A1 (with/without DHW heating)
1
5
6
4
1 Vitodens 200-W
26
7
2
3
(cont.)
7. Check the CO
2
actual value deviate from the above
ranges by more than 1 %, implement
steps from page 25.
8. After testing, press d.
9. Enter actual values into the service
report.
content. Should the