Glow-worm Ultracom2 cxi - Manual (Page 45)

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MAINTENANCE
• Check the expansion vessel's supply pressure (see «
Technical Data » chapter) by means of the pressure inlet
located on the expansion vessel. Adjust the pressure if
necessary.
• Following the installation of a new expansion vessel, fill and
purge the appliance or installation, if necessary.
18.7 Heating filter
B
B
C
A A
A
E
D
1
5
4
3
2
1
2
Key
1 Plate-to-plate heat exchanger retaining arm
2 Plate-to-plate heat exchanger retaining screw
3 Gasket
4 Heating filter
5 Plate-to-plate heat exchanger
The heating filter improves the degassing of the heating circuit.
• Close the flow and return heating stop valves and drain the
boiler.
• Remove the retaining screw (2) and arm (1).
• Remove the plate-to-plate heat exchanger (5).
• Remove the gasket (3).
• Remove the heating filter (4).
• Clean and replace.
18.8 Condensate trap
a Warning: condensate is mildly acidic. Use
protective gloves.
1
1
2
3
4
5
Key
1 The condensate trap
2 Discharge of condensates
3 Siphon
4 Condensate trap retaining clips
5 Hose
• Place a container under the condensate trap (1).
• Remove the siphon (3) from the condensate trap and clean.
• Disconnect the condensation discharge (2).
• Disconnect the heat exchanger hose (5).
• Remove the condensate trap (1) using the clips (4).
• Clean the hose, the trap and the siphon, remove any
accumulated dirt.
• Reassemble the components, taking care to position the
gaskets correctly.
• Start the siphon (3) and fill with water.