Glow-worm Xtrafast 96-120 - Manual (Page 36)

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19 Replacement of Parts
19.23 Burner
Before starting refer to the front of Section 19 Important
information.
• Remove the front panel, refer to Section 16.3.
• Lower the control panel, refer to Section 16.4.
• Remove the sealed chamber cover, refer to Section 16.5.
• Remove the combustion chamber cover, refer to Section
16.7.
• Remove burner, refer to Section 16.8.
Assemble replacement burner, supplied in parts, as follows:
• Fit burner injectors to burner injector bar and tighten.
Note: Make sure that injector size, marked on each injector, is
the same as that given in ‘Section 1 Technical Data’ for the
type of gas being used.
• Fit injector bar into burner, secure with retaining rods.
• Fit replacement burner.
19.24 Burner injectors, refer to diagram 19.16.
Before starting refer to the front of Section 19 Important
information.
• Remove the front panel, refer to Section 16.3.
• Lower the control panel, refer to Section 16.4.
• Remove the sealed chamber cover, refer to Section 16.5.
• Remove the combustion chamber cover, refer to Section
16.7.
• Remove burner, refer to Section 16.8.
• Remove injector bar retaining nuts and separate the injector
bar from the burner.
• Remove and renew injectors as required from injector bar.
Note: Make sure that injector size, marked on each injector, is
the same as that given in ‘Section 1 Technical Data’ for the
type of gas being used.
• Assemble the burner in reverse order to removal taking care
to engage all parts correctly.
19.25 Ignition electrode assembly, refer to
diagram 16.4
Before starting refer to the front of Section 19 Important
information.
• Remove the front panel, refer to Section 16.3.
• Lower the control panel, refer to Section 16.4.
• Remove the sealed chamber cover, refer to Section 16.5.
• Remove the combustion chamber cover, refer to Section
16.7.
• Pull off ignition leads from gas control valve.
• Ease ignition leads through the grommet.
• Undo and remove screws securing electrode assembly onto
burner.
• Fit replacement electrode assembly onto burner in reverse
order to removal.
• When refitting ensure that the grommet locates and seals
correctly.
Diagram 19.16
9689
INJECTORS
INJECTOR BAR
RETAINING
NUT (2 OFF)
9688
9686
INJECTOR BAR
19.26 Flame sense electrode, refer to diagram
16.4
Before starting refer to the front of Section 19 Important
information.
• Remove the front panel, refer to Section 16.3.
• Lower the control panel, refer to Section 16.4.
• Remove the sealed chamber cover, refer to Section 16.5.
• Remove the combustion chamber cover, refer to Section
16.7.
• Pull off flame sense lead from flame sense electrode.
• Undo and remove screws securing flame sense electrode onto
burner.
• Fit replacement flame sense electrode onto burner.