Jøtul F 250 Manuel D'installation Et Données Techniques page 14

uniteD kingDom
Wood consumption
Jøtul F 250 has a nominal heat output of 6,0 kW. Use of
wood, with nominal heat emission: Approx. 2,0 kg/h. Another
important factor for proper fuel consumption is that the
logs are the correct size. The size of the logs should be:
Kindling:
Length: 20-30 cm
Diameter: 2-5 cm
Amount per fire: 6-8 pieces
Firewood (split logs):
Length: 30 cm
Diameter: Approx. 8 cm
Intervals for adding wood: Approximately every 45 minutes
Size of the fire: 1.6 kg
Amount per load: 3 pieces
Nominal heat emission is achieved when the air vent is open
approximately 100%.
14
3.0 Installation
N.B. Check that the fireplace is free of any damage prior to
commencing installation.
The product is heavy! Make sure you have assistance when
erecting and installing the fireplace.
3.1 Floor
Foundations
Ensure that the floor is strong enough for the fireplace. See «2.0
Technical data» for weights. It is recommended that flooring
which is not fastened to the foundations – so-called floating
flooring – is removed during installation.
Combustible floor protection
Jøtul F 250 has a heat shield underneath which protects the floor
from radiation. The product can therefore be placed directly on a
wooden floor that is covered by a metal plate or other suitable,
non-inflammable material.
thickness is 0,9 mm.
Any flooring made of combustible material, such as linoleum,
carpets, etc. should be removed from under the floor plate.
Requirement for protecting combustible
flooring in front of fireplace
The front plate must be in accordance with national laws and
regulations.
Contact your local building authority regarding restrictions and
installation requirements.
3.2 Walls (fig. 1)
Distance to wall made of combustible
material
You may use the fireplace with an uninsulated flue pipe provided
the distances to walls made of combustible materials are as
shown in fig. 1.
Distance to wall with insulated flue pipe: Se fig. 1.
Distance to walls covered by a firewall
Contact your local building authority regarding restrictions and
installation requirements.
Firewall requirement
The firewall must be at least 100 mm thick and be made of
brick, concrete-stone or light concrete. Other materials and
constructions with satisfactory documentation may also be used.
Distance to non combustible walls
By non combustible one means a non load-bearing wall of solid
brickwork/concrete.
Contact your local building authority regarding restrictions and
installation requirements.
3.3 Ceiling
There must be a minimum distance of 1200 mm to a combustible
ceiling above the fireplace.
The recommended minimum