SERVICING

To maintain the appliances high thermal efficiency and reliable operation, it must be serviced annually which is also a requirement of the appliances guarantee. If the boiler is used to provide central heating and hot water, we recommend that the appliances annual service is carried out just before the start of the heating season.

NOTE: THE PERSON(S) WHO SERVICES OR CARRIES OUT ANY REMEDIAL WORK, IE ELECTRICAL FAULT FINDING, MUST BE CORGI APPROVED.

IMPORTANT: ISOLATE ELECTRICAL SUPPLY TO THE APPLIANCE BEFORE CARRYING OUT ANY WORK

1.REPLACEMENT OF PARTS

1.1Replacement of parts must only be carried out by a competent person e.g. a CORGI registered engineer.

1.2Before commencing the replacement of any components:

ISOLATE THE ELECTRICITY SUPPLY TO THE APPLIANCE

ISOLATE THE GAS SUPPLY TO THE APPLIANCE BY TURNING OFF AT THE GAS SERVICE VALVE (ACCESSIBLE BY REMOVING THE LOWER PANEL BEHIND THE LOWER LH DOOR)

1.3Remove the two lower pozi screws and star lock washers and remove the two screws at top of this panel only (there is no need to remove the smaller top panel which contains the Blocked flue device)

2.BOILER BURNER REMOVAL

2.1Remove the lower panel as detailed previously.

2.2Disconnect the burner 6 way plug from the lower support bracket and disconnect the ignition lead and ionisation lead from the control box.

2.3The boiler burner is connected to the solid supply pipe, undo the connection and retain the sealing washer, replace if necessary. (Fig. 1)

2.4Undo the two flange nuts (13mm) on either side of the burner mounting flange and withdraw burner from combustion chamber. Check condition of gasket and replace if necessary.

2.5Remove the ignition control box by unscrewing the single retaining screw and fit to the new burner assembly refit both ignition & ionisation probe leads. (Fig. 2)

2.6Fit the new burner ensuring it is the direct replacement and reassemble in reverse order

COOKER

FLEXIBLE

BOILER

FLEXIBLE

3 - 4mm

11.5 mm

3 - 4

mm

11.5 mm

31

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Honeywell Central Heating Cooker Natural Gas manual Servicing, Replacement of Parts, Boiler Burner Removal

Central Heating Cooker Natural Gas specifications

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