Burner, Gas Valve, Injector And Electrode - Potterton Kingfisher Mf Installation & Service Instructions Manual

Combustion
Chamber
Cover
(40 model)
Plate on
Models
50, 60 &70
Combustion
Chamber
Cover
(50-100 models)
Fig. 27
28 Service & Replacement of Parts
40
Model
Burner
50-100 Model
Burner
Burner
50-100
Burner
4.6 Burner, Gas Valve, Injector &
Electrode
• Gain General Access - See 4.1
1. Disconnect the gas cock from the gas valve.
2. Disconnect the wiring from the gas valve.
3. Remove the combustion chamber cover - 2
screws.
4. Remove the gas valve/burner assembly - 2
screws.
5. Pull the assembly forwards and remove the
electrode as follows:-
Hold the electrode wire, push in and pull
down at the same time and the electrode will
disconnect itself.
6. Remove pilot tube from valve and pilot.
7. Disconnect the gas valve from the burner -
3 screws. Use a new 'O' ring on re-assembly.
8. Re-assemble in reverse order. When refitting
the electrode ensure that it has clicked into
position.
Injector
: Use a 13mm or fi" (A/F) socket
spanner to remove the injector, use a new
sealing washer on re-assembly.
To remove the Electrode,
push the Electrode back at
the base and pull down
Electrode
Publication No. 5102977