48
Installation and Servicing
SECTION 3 - SERVICING
3.10 BURNER INJECTOR REPLACEMENT
1.
Refer to Section 3.8.
2.
Disconnect the electrical leads from
the fan.
3.
Remove the clip from the gas valve
to venturi pipe and ease the pipe
upwards, rotate and ease down to
remove.
4.
Loosen the screw retaining the fan
mounting bracket.
5.
Lift and remove the fan and venturi
assembly.
6.
Remove the 2 injector housing screws.
7.
Withdraw the injector housing.
8.
Fit the new injector housing complete
with injector.
9.
Reassemble in reverse order, ensuring
that the new gas seal supplied is
located correctly in the injector
housing.
10.
Check operation of the boiler. Refer to
Sections 2.26 & 2.27.
3.11 BURNER REPLACEMENT
5
5
6
1.
See Section 3.4.
2.
Refer to Section 3.8.
3.
Undo the two screws and remove the sump cover.
4.
Lift the manifold to clear the bottom sealing gasket and remove
manifold.
5.
Remove the 2 front fixing screws and loosen the 2 rear extended
nuts.
6.
Lift off the burner from the combustion chamber. To facilitate the
removal angle the burner as shown.
7.
Fit the new burner, replacing any damaged or deteriorating sealing
gasket.
8.
Reassemble in reverse order. Refer to Section 3.7.
9.
Check the operation of the boiler. Refer to Sections 2.26 & 2.27.
3
3
4
2
4
3
6
Injector
SER
VICING
Summary of Contents for LOGIC MAX HEAT H 18
Page 4: ...4 Installation and Servicing...
Page 6: ...6 Installation and Servicing...
Page 61: ...61 NOTES Installation and Servicing...
Page 62: ...62 Installation and Servicing SECTION 5 SPARE PARTS...
Page 68: ...68 NOTES Installation and Servicing...