Warmworld FFC 30/60 Installation & service instructions manual - page 23
Condensing Boiler
22
6/03/00
8. Electrode and HT Lead
Lower the Electrical Tray.
Remove the Case
Pull off the HT lead from the Control board.
Undo the left and right screws holding the
Front Burner Baffle.
Remove the front baffle.
Release the tube nut holding the electrode
to the Pilot Burner.
Carefully withdraw the Electrode and HT
Lead.
Re-assembly is the reverse.
9. Pilot Assembly
Lower the Electrical Tray.
Remove the Case.
Undo the left and right screws holding the
Front Burner Baffle and remove. If access is
restricted also remove the lower baffle.
Release the tube nut holding the electrode
to the Pilot Burner.
Undo the Pilot tube from the Pilot Assembly
and gently lever downwards away from the
Pilot. It has to be removed and replaced with
the injector clipped into position.
Undo the two screws retaining the Pilot
Assembly.
Re-assembly is the reverse
NB The pilot is
not
adjustable.
10. Burner
Lower the Electrical Tray.
Remove the Case.
Remove the Front Baffle.
Remove the Combustion Chamber front by
releasing the four screws.
Undo the Pilot tube from the Pilot Assembly
and gently lever downwards away from the
Pilot. It has to be removed and replaced with
the injector clipped into position.
Pull off the HT lead.
Pull the Burner forward off the two studs at
the rear.
Remove the Pilot Assembly.
Re-assembly is the reverse.
11. Main Injector
Lower the Electrical Tray.
Remove the Case.
Remove the Burner.
Undo the Main Injector from the manifold.
Re-assembly is the reverse.
12. Combustion Chamber Insulation
Lower the Electrical Tray.
Remove the Case.
Remove the Front Baffle, then undo the four
M5 screws holding the lower baffle onto the
Back Panel
Remove the Burner, as in 10.
Undo the four screws holding the Chamber
to the Back Panel and lower downwards and
away.
Replace the Insulation Panels in the Cham-
ber.
Re-assembly is the reverse.
13. Primary Heat Exchanger
Lower the Electrical Tray.
Remove the Case.
Remove the front baffle.
Remove or cover the Burner.
Remove the Combustion Chamber.
Unclip the Control sensor.
Pull off the wires to the Overheat Cut Out
device.
Drain the Boiler of water.
Undo the flow and return connections to the
Heat Exchanger and lower away.
Re-assembly is the reverse.
14. Secondary Heat Exchanger
Lower the Electrical Tray.
Remove the Case.
Remove the Flue Thermostat.
Remove the Fan Assembly.
Drain the Boiler of water.
Undo the flow and return connections to the
secondary Heat Exchanger.
Release the Condensate connection clamp-
ing plate.
Undo the four screws holding the Secondary
Heat Exchanger to the Back Panel and lift
away.
Re-assembly is the reverse.