
Supplied By www.heating spares.co Tel. 0161 620 6677
16
221473B
7.1 Flue Length
For a rear flue, measure the distance from the outside wall face
to the boiler mounting wall. Check that the flue length will be
suitable, see diagram 3.1 for a standard flue system or diagram
3.3 for a long flue system.
For a side flue, measure the distance from the outside wall face
to the side of the boiler mounting frame. Check that the flue
length will be suitable, see diagram 3.2 for a standard flue
system or diagram 3.4 for a long flue system.
All long flue systems are installed in a similar manner to the
standard flue.
7.2 Rear Flue
Mark the air duct assembly and the flue duct at the lengths
shown in diagram 7.2 then cut to length, cutting square and
removing any burrs.
Mark a line 34mm from the end of the flue duct, see diagram 7.4.
7.3 Side Flue
Mark the air duct assembly and the flue duct at the lengths
shown in diagram 7.3 then cut to length, cutting square and
removing any burrs.
Mark a line 34mm from the end of the flue duct, see diagram 7.4.
Diagram 6.4
Diagram 6.5
2882
2304
FLUE
CENTRE
LINE
CORNER
(Left Flue)
CORNER
(Right Flue)
115Dia.
168
168
6 Installation Preparation
FLUE
TEMPLATE
(Cut from
carton top
inner flap)
TOP OF
BOILER
MIN.
CLEARANCE
87
104
115Dia.
584
480
300
FLUE
CENTRELINE
BOILER
MOUNTING FRAME
FIXINGS POINTS
C
L
C
L
6.4 Wall Sleeve
Note: If required, an optional Wall Liner Kit, Part No.900862, is
available, complete with fixing instructions.
6.5 Boiler Mounting Frame Fixing
Position the flue template over the flue hole and check the
position of the wall fixing points. Mark the position of the fixing
holes again, if required.
Drill the four fixing holes and insert wall plugs to suit
No.10x50mm long screws.
Secure the boiler mounting frame to the wall using
No.10x50mm long screws.
7 Flue Preparation
Diagram 7.2
REAR DUCT
2823
X + 165
( AIR DUCT ASSEMBLY)
X + 115
( FLUE DUCT )
X
BOILER
MOUNTING
WALL
OUTSIDE
WALL FACE
FLUE DUCT
FLUE
TERMINAL
63
2884
OUTSIDE
WALL FACE
Diagram 7.1
FLUE TERMINAL