Step 2
Visual Check
Deaeration Mode
All boiler isolation valves are open, system
pressure is between 1.50 – 2 bar.
Press MODE and wait for the circle to complete and word
OFF should appear, (if this does not repeat the above
step until OFF is shown)
Flue system is all connected, auto air vent in the boiler is
open.
Put the boiler into this mode by carrying out the following steps:
1-1 1-2
2-1 2-2
Step 1
2
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