Chimney sweeping, Trouble shooting fire will not burn, Door glass blacks up – Charnwood WOODBURNER User Manual

Page 4: Fume emission, Fire blazing out of control, Chimney fires

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swept from the plate and into the fire.

Return the throat plate to its correct
position - raise the front of the plate,
push it back and then lower it onto the
retaining lugs.

CHIMNEY SWEEPING

The chimney should be swept at least
twice a year. Where the top outlet or
vertical rear flue connector is used it will
generally be possible to sweep the
chimney through the appliance.

First remove the front fence and the
throat plate. Then sweep the chimney
ensuring that soot is removed from all
horizontal surfaces after sweeping.

In situations where it is not possible to
sweep through the appliance the installer
will have provided alternative means,
such as a soot door. After sweeping the
chimney the appliance flue outlet and the
flue pipe connecting the stove to the
chimney must be cleaned with a flue
brush.

After clearing any soot from within the
stove, replace the throat plate (see Fig.
2.) and the front fence.

Different types of sweep’s brushes are
available to suit different flueways. For
standard brick chimneys a wire centre
sweep’s brush fitted with a guide wheel
is recommended. For prefabricated
insulated chimneys the manufacturers
instructions with regard to sweeping
should be consulted.

TROUBLE SHOOTING

Fire Will Not Burn.

Check that:
a) the air inlet is not obstructed in any
way,
b) chimneys and flueways are clear,
c) that a suitable fuel is being used,
d) that there is an adequate air supply
into the room,
e) that an extractor fan is not fitted in the
same room as the stove.
f) there is sufficient draw in the chimney.
Once the chimney is warm a draught
reading of at least 2.5 mm (0.10 inches)
water gauge should be obtained.

Door Glass Blacks Up

Differences in chimney draughts mean

that the best settings of the air controls
will vary for different installations. A
certain amount of experimentation may
be required, however the following points
should be noted and with a little care
should enable the glass to be kept clean
in most situations:

a) The airwash relies on a supply of
heated air to keep the glass clean,
therefore, when lighting the stove allow
the firebed to become well established
before closing the airslides. This may
also be necessary when re-fuelling the
stove.

b) When re-fuelling keep the fuel as far
back from the front fence as possible, do
not try to fit too much fuel into the
firebox.

c) Never completely close the airwash
control - as a guide it should be at least a
quarter open.

d) The airslides in the doors may be kept
slightly open to assist in keeping the
glass clean.

e) Wet wood or logs overhanging the
front fence will cause the glass to
blacken.

It is always more difficult to keep the
glass clean when running the stove very
slowly for long periods.

If blackening of the glass still occurs
check that all flue connections and the
blanking plate are well sealed. It is also
important that the chimney draw is
sufficient and that it is not affected by
down-draught.. When the chimney is
warm a draught reading of at least 2.5
mm (0.10 inches) water gauge should be
obtained.

When burning coal some blackening of
the glass may occur below the level of the
front fence. This will not obscure the
view of the fire or affect its performance.

Fume Emission.

Warning Note: Properly installed and
operated this appliance will not emit
fumes. Occasional fume from de-ashing
and re-fuelling may occur. Persistent
fume emission is potentially dangerous
and must not be tolerated. If fume
emission does persist, then the
following immediate actions should be
taken:

a) Open doors and windows to ventilate

the room.
b) Let the fire out and safely dispose of
the fuel from the appliance.
c) Check for flue or chimney blockage,
and clean if required.
d) Do not attempt to re-light the fire
until cause of fume has been identified,
if necessary seek professional advice.

The most common cause of fume
emission is flueway or chimney blockage.
For your own safety these must be kept
clean.

Fire blazing out of control

Check that :

a) The doors are tightly closed.
b) The airslides are turned down to the
minimum setting.
c) The airwash control is closed.
d) A suitable fuel is being used.
e) Door seals and airwash slide are intact.

Chimney Fires.

If the chimney is thoroughly and regularly
swept, chimney fires should not occur.
However, if a chimney fire does occur
close the door air slides and the airwash
control, and tightly close the doors of the
appliance. This should cause the chimney
fire to go out in which case the controls
should be kept closed until the stove has
gone out. The chimney and flueways
should then be cleaned. If the chimney
fire does not go out when the above
action is taken then the fire brigade
should be called immediately.

After a chimney fire the chimney should
be carefully examined for any damage.
Expert advice should be sought if
necessary.

Page 4

Country 8 &12 WB 6/97

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