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The following items are included in this flue kit:
1 – Air duct 700 mm long (including fixing length inside
appliance cabinet).
1 – Flue duct 700 mm long (including fixing length inside
appliance cabinet).
1 – Balanced Flue Terminal.
1 – Flue Adaptor.
2 – Fixing screws.
1 – Tube of silicone sealant.
5b.2 Standard Horizontal Side Flue Kit. See Fig. 5 Frame 2.
The maximum flue length when measured from the RIGHT or
LEFT-HAND side of the appliance cabinet is 950 mm. The flue
will project horizontally from the right or left-hand side of the
appliance.
The following items are included in this flue kit:
1 – Air duct 1170 mm long (including fixing length inside
appliance casing.)
1 – Flue duct 1170 mm long (including fixing length inside
appliance casing.)
1 – Balanced Flue Terminal.
1 – 90° Flue Bend.
4 – Fixing screws.
1 – Tube of silicone sealant.
Notes:
a). The following items referred to in this section are supplied as
optional extras. The site must be surveyed and the items made
available before the installation is commenced. When ordering
extras the relevant part numbers must be quoted:
Optional Extra
Extension Flue kit 1000 mm long
Flue Adaptor.
90° Flue Bend
Flue Spacer
Air Duct Support Bracket
b). When determining the flue length required, always measure
to the outside of the wall where the flue terminal will be fixed.
See Fig. 5. Frame 10.
c). When measuring between the centre lines of flue ducts, allow
83 mm for each flue bend. See Fig. 5. Frame 10.
5b.3 EXTENSION HORIZONTAL REAR FLUE.
Extension flue lengths may be added to the rear of the appliance.
The flue must be assembled from the Standard Horizontal Rear
Flue Kit and extension flue kits. The flue may be any length
providing it does not exceed 3000 mm measured from the rear
of the appliance cabinet. See Fig. 5. Frame 3.
The flue assembly must remain horizontal when installed.
5b.4 EXTENSION HORIZONTAL SIDE FLUE.
Extension flue lengths may be added horizontally to the right or
left hand side of the appliance. The flue must be assembled from
the standard flue supplied, one 90° flue bend and extension flue
kits. The flue may be any length providing the total straight
length does not exceed 3000 mm. See Fig. 5. Frame 4.
The flue assembly must remain horizontal when installed.
5b.5 EXTENSION HORIZONTAL FLUE USING A SECOND 90°
FLUE BEND.
Extension flue lengths may be added horizontally and include a
second 90° flue bend. The flue system must be assembled from
the Standard Horizontal Side Flue Kit, extension flue kits and a
second 90° flue bend. The flue may be any length providing the
total straight length does not exceed 2300 mm when measured
from the side of the appliance cabinet. See Fig. 5. Frame 5.
The flue including the second 90° flue bend may be positioned
in any horizontal direction to suit the installation.
5b.6 EXTENSION UPWARDS AND HORIZONTAL FLUE USING A
SECOND 90° FLUE BEND.
Extension flue lengths may be added upwards and horizontally
and include a second 90°flue bend. The flue system must be
assembled from the Standard Horizontal Side Flue Kit, extension
flue kits and a second 90° flue bend. The flue may be any length
providing the total straight length does not exceed 2300 mm
when measured from the appliance cabinet. See Fig. 5. Frame 6.
The horizontal section of flue and second 90° flue bend may be
positioned in any horizontal direction to suit the installation.
5b.7 EXTENSION HORIZONTAL FLUE USING A SECOND AND
Extension flue lengths may be added horizontally and include a
second and third 90° flue bend. The flue system must be
assembled from the Standard Horizontal Side Flue Kit, extension
flue kits,second and third 90° flue bends. The flue may be any
length providing the total straight length does not exceed 1000 mm
when measured from the appliance cabinet. See Fig. 5. Frame 7.
The flue including the second and third 90° flue bends may be
positioned in any horizontal direction to suit the installation.
5b.8 EXTENSION UPWARDS AND HORIZONTAL FLUE USING A
Extension flue lengths may be added upwards and horizontally
and include a second and third 90° flue bend. The flue system
must be assembled from the Standard Horizontal Side Flue Kit,
extension flue kits, a second and third 90° flue bend. The flue
may be any length providing the total straight length does not
exceed 1000 mm when measured from the appliance cabinet.
See Fig. 5. Frame 8.
The horizontal section of flue, second and third 90° flue bend
may be positioned in any horizontal direction to suit the
installation.
5b.9 EXTENSION HORIZONTAL FLUE FITTED BEFORE THE
For Flue Options 2, 4, 5, 6, 7 and 8.
Part Number
It may be required, because of site conditions, to fit a straight
ZAGAS177
section of flue duct before the first 90° flue bend. A flue adaptor
ZAGAS179
is required.
ZAGAS178
IMPORTANT: This section of flue duct must be included when
ZAGAS174
working out the total straight flue length for each Flue Option.
ZAGAS180
See Fig. 5. Frame 9.
5c.1. A vertical balanced flue system with a length of between
100 mm and 4500 mm can be fitted to the appliance.
5c.2. Instructions describing the fitting of the vertical balanced
flue system are packed with the vertical flue terminal assembly.
5c.3. The maximum overall height of the vertical balanced flue
measured from the top of the appliance cabinet to the top of the
vertical balanced flue terminal is 5500 mm.
6.1 The appliance does not require a separate vent for
combustion air.
6.2 Installations in cupboards or compartments require
permanent vents for cooling purposes, one at high level and one
at low level, either direct to outside air or to a room. Both vents
must pass to the same room or be on the same wall to the
outside air.
6.3 There must be sufficient clearance around the appliance to
allow proper circulation of ventilation air. Refer to Section 4.
Item 4.6.
6.4 The minimum free areas required are given below:
6.5 Refer to BS 6798 and BS 5440:2 for additional information.
10
THIRD 90° FLUE BEND.
SECOND AND THIRD 90° FLUE BEND.
FIRST 90° FLUE BEND.
5c. Vertical Flue System
6. Air Supply
POSITION OF
AIR FROM
VENTS
THE ROOM
HIGH LEVEL
264 cm
(41 in
LOW LEVEL
264 cm
(41 in
AIR DIRECT
FROM OUTSIDE
2
2
132 cm
2
2
)
(20.5 in
)
2
2
132 cm
2
2
)
(20.5 in
)
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