Maintenance, 3 viewing window – Glow-worm Easicom User Manual

Page 41

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0020140413_01 - 09/12 - Glow-worm

18.3 Viewing window

24

V

230

V

3

4

5

2

1

Key

1 Fibre washer

2 Steel washer

3 Glass

4 Steel washer

5 Circlip

• Remove the circlip (5).

• Remove the steel washer (4).

• Remove fibre washer (1).

• Remove the glass (3).

18.3.1

Expansion vessel

B

C

D

E

A

3

2

1

4

2

1

Key

1 Connector

2 Expansion vessel

3 Upper support bracket

4 Retaining screw

5 Gasket

Drain the boiler heating circuit as described in the appropriate

chapter "Draining".

• Remove the two screws (4).

• Undo the connector (1) at the base of the vessel.

• Remove upper support bracket (3).

• Remove the expansion vessel (2).

• Fit a new gasket between the expansion vessel and connector.

• Refill, vent and pressurise the boiler.

MAINTENANCE

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