Balanced Flue Instructions

42
Servicing Instructions - Replacing Parts
12.8 Re-assemble in reverse order.
12.9 Turn on the gas supply and check for leaks.
13. Primary Aeration Plate
NOTE: Not all models have aeration plates. Please refer
to the Technical Specification.
13.1 To replace the primary aeration plate turn off the gas supply
at the isolation device.
13.2 Remove the burner, as described in Installation Instructions,
Replacing Parts, Section 5.
Small & Midi
13.3 Remove the fixing screw and slide the plate off the venturi.
13.4 Replace with the correct size plate and secure with the
screw. Ensure the lower edge of the plate is located over
the venturi flange, see Diagram 33.
33
13.5 Reassemble in reverse order.
NOTE: Even if no aeration plate is required, the small
screw must be replaced.
Medium
13.6 Remove the fixing nuts and slide the plate off the venturi.
13.7 Replace with the correct size plate and secure with the nuts.
Ensure the lower edge of the plate is located over the
venturi flange, see Diagram 34.
34
13.8 Reassemble in reverse order.
14. Changing Between Gas Types
A kit of parts is available for this - Contact your Gazco
retailer for further information.
Always quote the Model number and Serial number when
ordering any spare parts.
15. Control Upgrade
See Installation Instructions, Section 2.