Further Details Regarding The Individual Steps; Commissioning The System - Viessmann VITOROND 200 Service Instructions Manual

Further details regarding the individual steps

Commissioning the system

Operating and service instruc-
tions for the control unit and the
burner
01. Check that the turbulators are fully
inserted into the hot gas flues (only
up to 195 kW, see page 12); open
the boiler door for this.
02. Check that the installation room
vent is open.
03. Fill the heating system with water
and vent the system.
Permissible operating pressure:
6 bar (0.6 MPa)
!
Please note
Scaling may result if the sys-
tem is not operated with fully
softened heating water.
Observe the "Water quality
requirements" on
page 24.
04. Enter the amount of fill water and
water hardness into the table in
chapter "Checking the water qual-
ity".
05. Check the system pressure.
06. Check the oil level or the gas supply
pressure.
07. Open the flue gas damper (if instal-
led).
Commissioning, inspection, maintenance
08. Check that the cleaning apertures
on the flue outlet are closed.
09. Open the shut-off valves in the oil or
gas line.
10. Switch ON the mains isolator, the
switch for the heating circuit pump
and the burner ON/OFF switch in
this order (observe the burner man-
ufacturer's instructions).
11. When heating the system from cold
(also when restarting after mainte-
nance and cleaning work), prevent
all heat supply to heat consumers to
clear the dew point range as quickly
as possible.
12. After the flow temperature has been
reached, switch ON the heat con-
sumers in sequence and change the
burner over to automatic mode.
13. Check all gaskets and plugs, and
retighten if necessary.
14. Check the boiler door and cleaning
cover after approx. 50 hours run and
retighten all screws.
Note
Only open the connections on the heat-
ing water side after the boiler has been
depressurised.
Only drain the boiler with the air vent
valve open; use a suction pump.
9