Starting The Heating System; Start-Up / Shutdown Starting The Heating System - Viessmann Vitodens 200-W Operating Instructions Manual

Start-up / Shutdown

Starting the Heating System

Kesseltemperatur
2
?C
Mo
1 3
0
4
+
OK
?
A
+
B
C
1. Check the pressure of the heating
system on the pressure gauge A: If
the pressure is below 12 psi / 0.8 bar
the system pressure is too low.
Notify your heating contractor if the
system pressure is too low.
2. For room air dependent operation:
Check whether the ventilation
apertures in the boiler room are open
and unobstructed.
Note:
For room air dependent operation:
This boiler requires fresh air for safe
operation. The boiler must be vented
and supplied with air and exhaust
vents.
3. Open gas shut-off valve B.
4. Switch ON the power supply, (e.g. at
the breaker or electrical disconnect
switch. Energize power / pump
module).
5. Switch ON the heating system ON /
OFF switch "8" C; the operating
status is indicated (ON indicator) by
the green LED and the boiler water
temperature will appear in the
display.
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