Glow-worm 24-38CXI Range - Manual (Page 41)

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14 Replacement of Parts
14.6 Fan
For access, refer to section 14.1.
Refer to section 12.3 for removal of the fan, gas valve and
burner assembly.
Remove the gas valve as described in the relevant parts of
section 14.5.
Remove the venturi plate secured with three screws, see
diagram 14.3.
Remove the two screws securing the fan to the gas manifold,
see diagram 14.4, check the gasket and replace if necessary.
NOTE : The 30 fan is secured through an extension piece with
two securing screws, check and replace any seals or gaskets if
necessary.
14.7 Burner
For access, refer to section 14.1.
Refer to section 12.3 for removal of the fan, gas valve and
burner assembly.
Remove the four screws that secure the burner, see diagram
14.5.
NOTE: THE BURNER WILL REQUIRE A NEW GASKET
WHEN REFITTED.
14.8 Front Insulation
For access, refer to section 14.1.
Refer to section 12.3 for removal of the fan, gas valve and
burner assembly.
Remove burner as per section 14.7.
Remove spark electrode, see section 14.2.
NOTE: THE BURNER WILL REQUIRE A NEW GASKET
WHEN REFITTED.
14.9 Rear Insulation
For access, refer to section 14.1.
Refer to section 12.3 for removal of the fan, gas valve and
burner assembly.
Remove securing screw and washer in the centre of the
insulation and withdraw insulation, see diagram 14.6.
14.10 Viewing Window
For access, refer to section 14.1.
Refer to diagram 14.7.
Remove circlip.
Remove steel washer.
Remove glass.
Remove fibre washer.
Replace in reverse order.
14.11 Expansion Vessel
For access, refer to section 14.1.
Refer to section 12.9 and drain the boiler heating circuit.
Undo the coupling at the base of the vessel, see diagram 14.8.
While holding the vessel remove the securing bolt on the top
panel of the boiler. Remove upper support bracket.
Lift the vessel up, draw bottom out to the left, lower and remove.
Fit the replacement unit.
Diagram 14.4
SECURING
SCREW (2)
Diagram 14.5
SECURING
SCREW (4)
FAN
GAS
MANIFOLD
BURNER
INSULATION
11485
11487
24cxi Illustrated
HEAT
EXCHANGER
Diagram 14.6
SECURING
SCREW
WASHER
REAR
INSULATION
11412