18
SECTION 3 - SERVICING
3.2
BOILER UPPER & LOWER FRONT PANEL REMOVAL / REPLACEMENT
3.3 FAN & VENTURI ASSEMBLY REMOVAL AND CLEANING
REMOVAL
1.
Lift the lower front panel access panel.
2.
Unscrew the fixing screw, close the access panel to retain
the two screws and hinge the lower front panel down into
the service position.
3.
Remove the two upper front panel fixing screws, lift the
panel and remove.
REPLACEMENT
4.
Hook the upper panel onto the top retaining clips.
5.
Retain the upper panel with the two fixing screws
previously removed ensuring a good seal is made.
6.
Swing the lower front panel up and retain with the two
screws.
7.
Close the lower front panel access panel.
1.
Disconnect the electrical leads from the fan.
2.
Remove the clip from the gas control valve
outlet and ease the pipe upwards rotate and
then ease down to remove.
3.
Remove the extended nut on the fan
mounting bracket.
4.
Lift off fan and venturi assembly.
5.
Inspect the injector for blockage or damage.
6.
Inspect fan outlet sealing gasket and
replace if necessary.
1
3
5
Injector
2
3&5
1&7
2&6
