Download INSTALLATION AND SERVICING

Servicing
46
45 Boiler sealing panel
removal
1. To remove the sealing panel remove the 4 screws.
FAN AND VENTURI ASSEMBLY
removal and cleaning
1. Undo the gas pipe union connection to the injector
housing.
2. Remove the panel.
2. Undo the screw on the fan mounting bracket.
3. Lift off the fan and venturi assembly.
4. Disconnect the electrical leads from the fan.
5. Inspect the injector for blockage or damage.
4
3
1
servicing
mxhe7614
2
mxhe7747
47 Burner removal and cleaning
1. Remove the 6 fixings securing the burner
(the 3 screws at the rear are extended to
ease access).
2. Lift off the burner from the combustion
chamber.
1
Important
The burner head is a ceramic plaque
construction. Care must be taken to
ensure that the burner is not placed
down upon its face as this may cause
damage to the ceramic.
2
4
3. Brush off any deposits that may be on the
ceramic with a soft brush.
4. Inspect the sealing gasket around
the burner and combustion chamber
insulation for any signs of damage.
Replace as necessary.
Ionisation
Probes
Note.
Take care not to disturb the ionisation probes
at the front and rear of the combustion
chamber.
nm
740
0
mexico HE 24 shown
mexico HE - Installation & Servicing
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25/03/2013 13:53:49