Philip Ralph t/a Boilerserv, 5, Marlpit Cottages, Heath Road, Boughton Monchelsea, Maidstone, Kent. ME17 4JN. Landline 01622 744040 or 01580 230328. Mobile 07774 432465. email: firstname.lastname@example.org.
You use these guidlines to servicing at your own risk, I will assume that the correct suitable tools are available in your tool collection. E&OE.
Turn off electric to appliance at mains source, isolate oil at service tap.
Use a 10mm spanner or socket to remove cover plate fixing.
Unplug mains feed from burner.
Unplug overnight thermostat if fitted.