I-60
F-084392_EN • B
M
aintenance
Removing and Installing the Burner
Conditions:
î
Fan and air-gas mixer assembly removed, refer
to
“Removing and Installing the Fan and Air-
Gas Mixer Assembly” on page
I-58.
î
Electrodes removed, refer to
“Removing and
Installing the Ignition and Ionisation Elec
-
trodes” on page I-57
Tools and material:
î
Wrench, hex head, size 4
î
Torque wrench
î
Air compressor
Removal Procedure:
1.
Release eight screws securing the burner
door (
1
). Remove the burner door (
1
) and its
hardware. Retain for reinstallation.
2.
Remove six screws and washers (
5
) to re-
move the burner tube (
3
) and gasket (
2
) from
the burner door. Discard the gasket.
3.
Remove carefully the burner door insulation
plate (
4
).
Cleaning and Checks:
1.
Visually check the condition of the burner
tube (
3
).
2.
Clean with compressed air to remove residues.
If it is in bad condition after cleaning, replace it.
3.
Visually check the condition of the burner
door insulation plate (
4
). If the fabric cover is
damaged, replace the insulation plate.
4.
Clean the combustion chamber, see
“Check
-
ing and Cleaning the Combustion Cham
-
ber” on page I-62
.
OFF
Installation procedure:
1.
Install the burner door insulation plate (
4
).
2.
Install burner tube (
3
) and new gasket (
2
) on
burner door (
1
) using 6 retained screws and
washers (
5
).
3.
Position burner door (
1
) on heat exchanger.
4.
Install eight screws and torque in a crosswise
pattern at 5 to 6 Nm.
Follow-on tasks:
1.
Reinstall the fan and air-gas mixer assembly, re-
fer to
“Removing and Installing the Fan and
Air-Gas Mixer Assembly” on page
I-58.
2.
Reinstall all removed access panels, refer
to
“Removing and Installing the Access
Panels” on page I-28.
3.
Restart the appliance, see
“Restarting after
Maintenance” on page
I-56.
