Supplied By www.heating spares.co Tel. 0161 620 6677
front panel then remove the panel.
– Place the gasket (G) under the flange of the elbow and fit
the elbow onto the top of the appliance, taking care to
ensure that the silicon seal on the fan outlet correctly
engages and forms a seal at its joint with the elbow. This
must be checked from inside the sealed chamber.
– Secure the elbow onto the top of the appliance using the
four screws and washers provided, and refit the sealed
chamber front panel.
3.4.3
Coaxial flue diaphragm
The boiler is normally supplied with a Ø 87.5 diaphragm. Way
of use and optional diaphragm to be used with vertical ducts
is shown in fig. 15.
3.4.4
Coaxial flue specifications
With the elbow supplied in the kit the maximum length of the
flue must not exceed following measures:
Each additional 90° elbow installed reduces the available
lenght by 0.9 metres, each additional 45° elbow reduces
the available lenght by 0.45 metres.
NOTE: Sime flue systems are suitable for installation with
SE-duct systems.
11
Push flue duct and terminal into air duct from this end.
Fig. 13
KEY
A
Elbow flange
B
Junction collar
C
Outer duct
D
Aluminium ring
E
Rubber sealing ring
F
Inner duct c/w terminal
G
Gasket ø 95/125 x 2
H
Fixing screw
I
Protective jointing clamp
J
Inner “O” ring
Z
Fig. 14
Fig. 15
Horizontal
Vertical
FORMAT 80 C
3.4
5.0
FORMAT 100 C
3.0
5.0
FORMAT 110 C
3.0
5.0
max 3,4 m
"80 C"
max 3,0 m
"100 C - 110 C"
min 1,3 m - max 5 m
IMPORTANT: each additional
90°elbow reduces the availa-
ble length by 0.9 metres.
Fig. 16
HORIZONTAL FLUE DUCTS:
install diaphragm ø 87.5 only if the coaxial flue is less than
1.8 metres long for model “FORMAT 80 C” or 1.5 metres
long for models “FORMAT 100 C” and “FORMAT 110 C”.
VERTICAL FLUE DUCTS
Use the following diaphragms, depending on flue length
and without any additional elbow:
Flue ducts lenght
Diaphragm to be used
From 1.3 to 2.5 m
optional ø 86
From 2.5 to 4 m
standard ø 87.5
From 4 to 5 m
none
DIAPHRAGM
