Expansion Vessel - Glow-worm Ultracom 24cxi Installation And Servicing

15 Replacement of Parts
15.10 Viewing Window
GLASS
For access, refer to section 15.1.
FIBRE WASHER
Refer to diagram 15.5.
Remove circlip.
Remove steel washer.
Remove glass.
Remove fibre washer.

15.11 Expansion Vessel

For access, refer to section 15.1.
Drain the boiler heating circuit as described in the appropriate
section of 15.1.
Undo the coupling at the base of the vessel, see diagram
15.6.
CIRCLIP
While holding the vessel remove the securing bolt on the top
panel of the boiler. Remove upper support bracket.
Fit a new gasket between the expansion vessel and coupling.
Refill, vent and pressurise the boiler.
STEEL WASHER
Diagram 15.5
Diagram 15.6
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