Baxi Main Combi Eco Installation & Service Instructions Manual page 30

Wall Thickness
(X)
(X)
Waste
30
© Baxi Heating UK Ltd 2011
Fig. 45
20mm
Flue Elbow
Apply Lubricant for
ease of assembly.
Ensure Elbow is fully
engaged into Boiler
Adaptor
Wall Thickness
Fig. 48
Y
Flue
10.0 Installation
10.6
HORIZONTAL FLUE
1. The standard flue is suitable for lengths between 100mm
minimum and 685mm maximum, as measured from the
edge of the flue elbow outlet to the joint between the
terminal and air duct (Fig. 45).
2. Locate the flue elbow on the adaptor at the top of the
boiler. Set the elbow to the required orientation (Fig. 47).
The elbow is fully engaged when there is a distance of
20mm from the adaptor to the indicator line (Fig. 46).
NOTE: The flue elbow is angled at 93 degrees to
ensure a fall back to the boiler.
Indicator line
3. Measure the distance from the outside wall face to the
Fig. 46
elbow. This dimension will be known as 'X' (Fig. 48).
4. To dimension 'X' add 50mm. This dimension to be
known as 'Y'.
IMPORTANT: Check all dimensions before cutting.
Adaptor
5. Mark dimension 'Y' on the flue as shown (Fig. 49).
Carefully cut the waste material from the flue, ensuring that
the ducts are square and free from burrs.
Fig. 47
Fig. 49
Fitting The Flue