Installation instructions
How to install chimney (Dual pipes Chimney(DGB-80L))
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
Air socket
3. Fitting air supply hose and
connecting to the boiler
Connect air supply hose to the chimney and affix
them with the wire band.
Insert the air socket to the gas flue duct until you
hear a “click” sound.
Put the air supply hose to
the air duct and affix
them with the wire band.
Air supply hose
Wire band
Wire 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.
mold
The dimensions of chimney
Diameter of
connection(mm)
Diameter of duct
(mm)
Hole in wall(mm)
Ø80
Flue gas duct Ø80
Air duct Ø110
More than Ø120
If you move the chimney in the
direction, you can change
the length.
Elbows move in the directions.
Make sure the ducts slope
down 3°.
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.
Air socket
32
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