10. Combustion issues.
Combustion issues may be caused by non-optimal combustion conditions.
Follow the instructions below to resolve such issues:
Issue
Explanation
Correction
No up-draft
-
The flue gas damper in the smoke pipe is closed.
- Open the flue gas damper.
-
-
-
-
Cleaning door in chimney is defective or missing.
A bird's nest or similar is blocking the chimney.
Smoke pipe sooting or soot accumulation on top of the
baffle plate.
The chimney is too small.
- Contact your chimney sweep / wood-burning
stove dealer for further instructions or clean
the smoke pipe and fire chamber.
- Incorrectly fitted baffle plate.
- Check the baffle plate - please refer to the
operating manual.
- Negative pressure in the home.
- Negative pressure may occur in well-
insulated buildings - increase the air flow to
the room.
Too much up-
draft
- Incorrectly fitted baffle plate.
- Check the baffle plate - please refer to the
operating manual.
-
-
If you are using kiln dried wood, less air supply is
required than for normal wood.
DuplicAir® is permanently fully open.
- Reduce the supply of air.
- The door sealing bands are worn and flat.
- Check the sealing bands. Worn sealing
bands should be replaced as described in
the operating manual.
- The chimney is too large.
- Contact your chimney sweep / wood-burning
stove dealer for further guidance.
The glass
windows blacken
- Too much water in the wood.
- Use dry wood with max 20% humidity only.
-
Air supply
not sufficiently open.
-
Open
DuplicAir® to feed more air to the
combustion process.
White glass
- Insufficient combustion (temperature in fire chamber is
too low.)
- Follow the instructions for correct firing as
described in this manual.
- Incorrect wood firing (use of cull, painted wood,
impregnated wood, plastic laminate, plywood, etc.)
- Make sure you use clean and dry wood in
your stove.
Smoke fills the
room when the
door is opened
- Pressure equalization occurs in the fire chamber.
-
Open the air supply completely for about
1 minute before opening the door - avoid
opening the door too quickly
.
- The chimney and the wood-burning stove are not
cooperating.
- Check the height of the chimney as this may
be insufficient to provide the minimum up-
draft required for this stove.
- The door is opened with a fire in the fire chamber.
- Never open the door when you see flames,
only embers.
White smoke
- The combustion temperature is too low.
- Increase the air supply.
- The wood is too damp and contains water vapor.
- Make sure you always use clean and dry
wood in your stove.
Black or greyish
smoke
- Incomplete combustion
- Increase the air supply.
