Installation instructions
How to install chimney (Co-axial pipes Chimney(DGB-80C))
1. Drilling a hole in the wall
2. Assembling components
Drill a hole in the wall after ensuring that there is
no gas pipe, water pipe, or stud.
Combine the elbow and the air socket using an O-ring.
Insert the chimney in the interior wall holder, and
connect the completed chimney to the boiler.
Attach the exterior wall holder to the chimney on the
building’s exterior and affix it to the wall.
The chimney should protrude about 30 cm from the
exterior wall.
Chimney
Hole
Exterior wall
holder
Interior wall
holder
Elbow
Insert Chimney to the gas flue duct and the ait duct.
Affix Chimney with Steel bands tightly.
Steel band
Gas flue duct
Air duct
4. Installing in the wall
Attach the interior wall holder to the internal wall and
tighten it with the wire band.
Block the external wall with concrete to prevent rainwater
inflow.
Warning
Do not connect the chimney of the FF type boiler to existing ducts or shared exhaust ducts
because it may cause incomplete combustion.
The gas flue duct and air duct of the FF type boiler must be located at the same air pressure.
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Chimney
The dimensions of chimney
Diameter of duct
(mm)
Hole in wall(mm)
Flue gas duct Ø80
Air duct Ø110
More than Ø120
3. Connecting Chimney to the boiler
Steel band
mold
The Chimney must be installed sloping down 3 .
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