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2000225005B
Diagram 4.13
FLUE DUCT
EXTENSION
PIECE
FAN
4 Installation
4.8 Flue / Boiler Connection
Remove the three self-tapping screws from the lower part of the
control box support bracket, see diagram 4.10.
Undo the wing nut that secures the top of the heat shield and
carefully hinge down control box and heat shield, see diagram
4.10.
Release the two toggle latches that secure the boiler access
door and remove, see diagram 4.11.
Remove the electrical connections from the fan by pulling the
insulation boots only.
Disconnect the two air pressure tubes taking note of their
positions.
Remove the fan assembly from the flue hood by removing the
securing screw, pull forward and lift up to release the 3 hooked
securing lugs underneath the fan, see diagram 4.12.
From the Chimney Flue Adapter Kit take the flue spigot, the
gasket is supplied in the fittings pack.
Connect the flue spigot and gasket to the top flue outlet of the
boiler using the self tapping screws provided, see diagram 4.15.
From the Chimney Flue Adapter Kit, take the chimney flue
adapter and remove restrictor securing screw, select and fit
appropriate restrictor
40C FF : marked 'A'
50/60C FF : marked 'B'
then secure in place with the previously removed screw. To
remove plastic end stop, depress the collet.
Slide the Chimney Flue Adapter into the flue spigot until it
engages in the bayonet connection and flue duct bend extension
piece, then twist clockwise to lock, see diagram 4.15.
Engage the flue duct extension on to the flue duct, secure fan,
replace electrical connection and air pressure tubes.
The polarity of the electrical connections is not important.
Make sure that the air pressure tubes are fitted as before, see
diagram 4.14 and that the fan duct engages fully into the flue
duct extension piece.
IMPORTANT.
With regards to the Manual Handling Operations,
1992 Regulations, the following operation exceeds the
recommended weight for one man lift.
Place the boiler in position taking care not to damage the casing
panels.
Flue Connection
NOTE: Fix and seal the flue to the hood of the chimney flue
adapter in accordance with normal practice.
The flue should be 100mm (4in) nominal diameter, refer to
section 3.
Diagram 4.12
SECURING
LUGS
Diagram 4.11
TOGGLE
LATCHES
FAN
ACCESS
DOOR
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