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THROAT PLATE AND

FLUEWAY CLEANING

It is important that the throat plate
and all the appliance flueways are
kept clean. When burning smokeless
fuels they should be cleaned monthly.
When burning other fuels they should
be cleaned at least once a week, and
more frequently if necessary.

The throat plate and flueways may be
cleaned with a low fire still burning.
Use the scraper tool to scrape any
sooty deposits to the front of the plate
until they fall off into the fire.

More soot will be deposited on the
throat plate and in the flueways if the
appliance is run at low levels for long
periods. If this is the case then more
frequent cleaning will be necessary.

SPECIAL POINTS

WHEN BURNING

COAL

When burning housecoal keep the
airwash control at least slightly open
all the time (refer to Fig 2.).

When loading the appliance take care
not to smother the fire, instead fill
the firebox in two stages waiting
between each stage for the flames to
appear above the fire.

After a period of slumbering always
turn the air control up to maximum
and wait until flames appear above
the fuel bed before opening the doors.

Burning coal will produce more soot
deposits than other fuels, especially if
the fire is run at low levels for long
periods. It is therefore vital to clean
the throat plate regularly, daily
cleaning is recommended.

CLEANING AND

MAINTENANCE

The appliance is finished in vitreous
enamel. To clean the surfaces simply
wipe over with a dry cloth. Abrasive
pads and scouring cleaners must not
be used as these will damage the
finish. Care should be taken not to
knock the enamel with hard objects
as it will chip.

The glass in the doors is a zero
expansion ceramic glass which will
not crack due to the heat of the fire.
Before cleaning the glass open the
doors and allow them to cool. Clean
the glass using a damp cloth and then
wiping over with a dry cloth. Any
stubborn deposits may be removed
with a proprietary stove glass cleaner
or ceramic hob cleaner. Some
deposits on the glass may be burnt off
simply by running the fire at a fast
rate for a few minutes. Do not use
abrasive cleaners or pads as these can
scratch the surface which will weaken
the glass and cause premature failure.
Aerosol spray cleaners should not be
used near the appliance whilst it is
under fire.

If the fire is going to be out of use for
a long period (for instance in the
summer) then to prevent condensa-
tion, and hence corrosion, the
thermostat should be left at the
maximum setting and the main doors
left ajar. It is also advisable to sweep
the chimney and clean out the fire.

After long periods where the fire has
been out of use, the chimney and
appliance flueways should be cleaned
before lighting.

For the fire to operate correctly it is
important that the door seals are in
good condition. Check that they do
not become worn or frayed and
replace them when necessary.

CHIMNEY SWEEPING

The chimney should be swept at least
twice a year. In most installations it
will be possible to sweep the chimney
through the appliance.

First remove the front firebars 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 appliance to the
chimney must be cleaned with a flue
brush.

After clearing any soot from within
the fire, replace the throat plate and
the front firebars.

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) that 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 fire.

Page 5

HV 7/96

Summary of Contents for DX20i MkII

Page 1: ...Operating and Installation Instructions CHARNWOOD DX20i MkII Multifuel Roomheater Bishops Way Newport Isle Of Wight PO3O 5WS U K Tel 01983 537799 Fax 01983 537788 ...

Page 2: ...table Coal Housecoal doubles trebles or cobbles may all be burnt Do not use singles small nuts or coal dust It is important that large size coal is used i e larger than 50mm or 2 in size The coal should be dry When burning bituminous coal a little extra care is needed Please take note of the section Special Points For Burning Coal Wood Only dry well seasoned wood should be burnt on this appliance ...

Page 3: ...ignited then load with more fuel close the doors and adjust the thermostat and airwash control to the desired setting Leaving the main doors slightly ajar when lighting will keep the glass clean while the airwash is warming up On initial lighting the fire may smoke and give off an odour as the silicon paint with which the firebox is painted reacts to the heat This is normal and will cease after a ...

Page 4: ...to the ashpan and should therefore be avoided Clinker should regularly be removed from the firebed After riddling the grate should be put back into the solid fuel or wood position as required the tool should be horizontal for solid fuel or vertical for wood or peat REFUELLING Keep the firebox well filled the fuel may be sloped up from the front firebars but do not allow fuel to spill over the top ...

Page 5: ...posits on the glass may be burnt off simply by running the fire at a fast rate for a few minutes Do not use abrasive cleaners or pads as these can scratch the surface which will weaken the glass and cause premature failure Aerosol spray cleaners should not be used near the appliance whilst it is under fire If the fire is going to be out of use for a long period for instance in the summer then to p...

Page 6: ...mneys 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 turning the thermostat down This may also be necessary when re fuelling the stove b When re fuelling keep the fuel as...

Page 7: ...L SQUARE If an existing chimney is to be used it must be swept and checked it must be in good condition free from cracks and blockages and should not have an excessive cross sectional area e g greater than 250mm x 250mm If you find that the chimney is in poor condition then expert advice should be sought regarding the necessity of having the chimney lined If it is found necessary to line the chimn...

Page 8: ...erall SizesOf Hearth SeeThe Section Titled Hearth Of Hearth 750 mm Surround And Opening Dim A Dim B Max 575mm 22 2 3 Min 555mm 21 3 4 Max 470mm 18 1 2 Min 405mm 16 Theshaded areaon thefaceof thesurround istheminimum flat arearequired 660 mm 265 mm Minimum Fig 4 Limiting Dimensions Fig 5 Limiting Dimensions Of storage cylinder to BS 1566 part 1 should be used in most situations unless the appliance...

Page 9: ...in any way and that all joints are well sealed Before infilling cover the front of the appliance to protect it Ensure that the flue pipe is central and then fill the space between the body of the appliance and the structural brickwork with vermiculite e g micafil or similar concrete Ensure that there are no air pockets The recommended mix is six volumes of vermiculite granules to one volume of por...

Page 10: ... lighting check the following points 1 The bottom grate bars must all be fitted and should move freely and easily when the riddling mechanism is operated 2 The plates round the sides and back of the grate must be in position and sitting correctly 3 The throat plate must be fitted in the roof of the appliance COMMISSIONING On completion of the installation and after allowing a suitable period of ti...

Page 11: ...506 265 405 120 260 200 547 i d 400 260 150 84 604 620 Optional Boiler May BeFitted WithThe1 B S P MaleTappings OnTheLeft Or TheRight CharnwoodDX20i MkII Overall Dimensions Dimensionsarein mm Page 11 HV 7 96 ...

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