FULTON VSRT Series Installation, Operation And Maintenance Manual page 43

Fulton Ltd
The gas pressure switch may be set by using the mono-meter and attaching it to the
16.
pressure tap on the gas line into the gas train.
be set to around 3 mbar lower than the normal working gas pressure (Minimum
mandatory setting is 10mar).
Enter parameter group 400 again, when the run screen (illustrated below)
17.
is displayed press - and + to escape into the "cold" setting function whereby the curve
points for P1-P9 may be set without the burner running (LEAVE P0 AS FACTORY
SETTINGS).
Use - and + to move through the set points P1-P9 and adjust the air damper valve
openings, using the same procedure as described in step 10, to the values noted in
step 11. Once the adjustments are made escape back to the parameter level.
Open any gas isolation valves.
18.
Ensure that the boiler is still enabled. Enter parameter group 400 again and press
19.
enter on the run screen to start the burner. The burner will again cycle through the
pre-ignition phases pausing on the screen illustrated below ready to ignite the
pilot flame.
The + key may be pressed to commence pilot ignition phases. The pilot gas
valves are tuned from the factory and should achieve a steady pilot flame for a
wide range of input gas pressures. The pilot flame should ignite, do not be
alarmed if the pilot does not ignite and the standard flame failure error is
displayed (illustrated below).
VSRT-IOMM-2019-1
COMMISSIONING - 4
The low inlet gas pressure switch should
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