SERVICE AND SPARES
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▶ Undo connection to boiler at the service valves.
Fig. 124 Removing expansion vessel from wall frame
▶ Release the clip from expansion vessel connection to the pump
manifold.
▶ Carefully lift the boiler off the mounting frame.
1.Remove the expansion vessel retaining screw.
2.Lift the expansion off the cross beam.
3.Pull the expansion vessel towards you to remove.
▶ Replace expansion vessel in the reverse order and refit the boiler to
the mounting frame.
▶ Follow the commissioning procedure in this manual.