Contura C 800 Lighting Instructions Download Page 3

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Lighting Instructions

All types of wood, such as birch, 
beech, oak, elm, ash, conifers and 
fruit trees can be used as fuel 
in the stove. Different types of 
trees have different densities, the 
greater the density of the wood 
the greater the energy value. Oak, 
beech and birch have the highest 
density.

The wood’s moisture 

content

When the stove is new

Maintaining the stove

Do NOT burn the following

Not too big fires

Fresh wood is about 50 per cent 
water. Some of the water circulates freely between the fibres and 
some of the water is bound in the cells. The wood must always be 
dried so that the free water evaporates. The timber is ready for 
use when the moisture content has fallen below 20%. If wood 
with a higher moisture content is lit, a large part of the energy 
content of the wood is used boiling off the water. If the wood is 
damp, the combustion is also poor, layers of soot and tar build 
up in the chimney and could, at worst, lead to a chimney fire. In 
addition, it causes the glass of the stove to soot and may cause 
discomfort to those living nearby.  
To ensure thoroughly dry wood, the wood should be cut in the 
winter and stored, well aired, under a roof. Never cover the 
woodpile with a tarpaulin to the ground. The tarpaulin will then 
act as a sealed cover and the wood will be prevented from drying. 
Always store a small amount of wood indoors for several days 
before use, so that the surface moisture has time to evaporate.

When new, the stove may emit an odour due to excess paint and 
oil coating that may remain on the panels. The odour will disap-
pear completely after several fires. 

The glass may become sooty with use, even if the stove is lit with 
dry wood with a moisture content of 15 – 20%. Regular clean-
ing with dry paper is usually sufficient to keep it clean. If the 
soot has been on the glass for a prolonged period use a cleaning 
agent or a special soot removal agent to remove it. Such agents 
can be purchased from regular hardware stores or from your 
local stove dealer. Never use cleaning agents that contain any 
abrasives, these can damage the glass.
•   When emptying the ash-pan, ensure that there are no glowing 

embers. The ash must be stored in a fireproof container with a 
lid for at least one week before being disposed of.

•  Also clean inside the area where the ash-pan is located,    
  otherwise spilled ash can prevent the ash-pan from being fully  
  inserted and prevent the fireplace door from being closed   
 properly.
•    The grate and other cast iron components in the firebox can be 

cleaned using a wire brush.

•   It is important from a combustion point of view to check gas-

kets, as worn gaskets hinder combustion when the stove draws 
“extra air”. 

•   Painted parts on the stove can be cleaned using a damp cloth, 

with a small amount of detergent, if necessary. Damage to 
painted parts, e.g. small scratches, can be rectified with Con-
tura touch-up paint. Contact your dealer.

•   As there is a constant large flow of air through the stove, as 

cold room air is drawn in and hot air released, dust can collect 
behind and under the stove. Therefore, the areas under and 
behind the stove should be regularly cleaned.

•   Parts located near the actual seat of the fire may require 

replacing. Examples of such parts are the hearth surround and 
grate. The service life of these parts depends on how much and 
how the stove is used.

Under no circumstances whatsoever may fossil fuels, pressure 
impregnated wood, painted or glued wood, chipboard, plastic or 
colour brochures be used as fuel. All these materials can create 
hydrochloric acid and heavy metals that are damaging both to the 
environment and the hearth. Hydrochloric acid can also attack 
the steel in the chimney or the mortar in a stone built chimney.  
Also avoid using bark, woodchips or other extremely finely 
chopped wood except for lighting. Fuel of this type causes flasho-
ver resulting in too high output.

Fires should not be too big. Large fires are uneconomical and 
they give off high flue gas temperatures that can damage the 
stove and the environment. Recommended amount of wood for 
normal use is 1.0 kg/hour, with the maximum permitted amount 
of 2.0 kg/hour and covers lighting with chopped birch wood or 
other broad leaf wood with a moisture content of about 18%. 
When lighting with the same wood amounts as above but with, 
for example, conifer wood, higher fireplace temperatures are 
achieved. The service life of the stove can be cut short if the fire 
is left at full combustion for long periods, and if the maximum 
permitted amount of wood is exceeded, parts in the stove can 
become damaged thus annulling the warranty.

Choosing fuel

Hearth plate glass must
be discarded as waste
material together with
pottery and porcelain

Do not use old candle stubs as fuel. Melted wax runs down into 
the stove’s damper system and makes the stove unusable. Re-
pairs for this are very expensive.

Candles

The stove packaging is cardboard, wood and a small amount of 
plastic. The materials must be sorted and recycled.

Managing waste

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