14.3 To completely remove the burner unit.
!
Remove the ceramics and front cover castings, disconnect the appliance and detach
the burner unit from the convection box as described for removing the pilot unit – see
above.
!
Detach the burner wiring loom connection at the right side of the burner (See figure
40).
!
Refit in the reverse order. Make sure no leads are trapped
.
14.4 To remove the gas tap/F.S.D and solenoid assembly.
!
Remove the burner unit as described above.
!
Disconnect the electrode lead from tab
underneath the electrode.
!
Undo the thermocouple nut at the gas tap.
!
Disconnect the inlet pipe at the solenoid
junction.
!
Disconnect the main burner pipe at the tap
end.
!
To gain access to the pilot pipe connection,
detach the fan switch bracket from the burner
control bracket by removing two screws (See
figure 41).
Disconnect the pilot pipe at the tap end.
!
Pull off the control knob.
!
Remove the gas tap fixing nut.
!
Disconnect the two burner wiring loom leads from the solenoid unit.
!
Disconnect the earth lead from the solenoid unit.
!
Pull the tap & solenoid unit clear.
!
To separate the tap from the solenoid, detach the solenoid unit at the gas tap end
!
Replace in the reverse order.
14.5 To remove the piezo generator.
!
Remove the gas tap, FSD & solenoid unit as described above.
!
Make sure that the tap is in the off position.
!
Remove the circlip holding the piezo unit to the tap.
!
Remove the piezo unit.
!
Replace in the reverse order.
14.6 To remove the main burner injector.
!
Detach the burner unit from the fire box as described above.
!
Disconnect the main burner pipe from the elbow injector. If necessary, loosen the
pipe at the gas tap end to swing the pipe clear of the injector.
Page 37
INSTALLER GUIDE
Figure 41.
