Yeoman YM-CKWDBL-R - Manual (Page 8)

8
It is important that adequate ventilation exists and the Flue or
Chimney system that is to be used is in good working
condition. Products of combustion that enter the room could
be a serious health risk. Before installation of this product the
Flue or Chimney system and Ventilation requirements are
inspected by a competent person, and passed as suitable for
use with the appliance to be fitted. In particular the following
should be checked: -
1. Flue or Chimney
The construction of the Flue or Chimney system should meet
the requirements of the Building Regulations with sizes as
shown: -
Model Solid fuel cooker
Flue / Chimney
size
Without liner system
Round (diameter)
mm 150
inch 6
Without liner system
(square) minimum
dimension
mm 135
inch 5 1 /
2
With liner or factory
made system (diameter)
installed in accordance
with manufactures
instructions
mm 150
inch 6
Flue / Chimney
minimum
height *
m 4
feet 13
*When measured from the top of the cooker to the top of
the flue, with no horizontal sections and a maximum of 4
bends with angles of less than 45°
1.1 An, approved, factory made system suitable for Solidfuel
use, complying with BS 4543: Part 2, may be used when
installed to the requirements of BS 7566: Parts 1 to 4,
the manufacturer’s instructions and the requirements of
Building Regulations.
1.2 New masonry chimney systems built with clay or
concrete liners or pre-fabricated block systems should
be constructed in accordance with BS 6461: Part 1, and
the requirements of Building Regulations, may be used.
1.3 A flexible flue liner system may be used, if it is
independently certified for use with Solidfuel systems,
and is installed according to the manufacturer’s
instructions and the requirements of Building
Regulations. If an appliance is been replaced on an
existing flexible flue liner system, the liner system
should be replaced, unless it can be proved to be
recently installed and can be seen to be in good
condition.
1.4 The flue exit from the building should be positioned to
comply with the requirements of the Building
Regulations.
1.5 Any existing flue should be confirmed as suitable for the
new intended use, as defined in the Building
Regulations.
1.6 Any existing flue or chimney system must be inspected
and swept by a NACS registered (UK only) chimney
sweep, to confirm that the system is structurally sound
and free from any obstructions.
1.7 Suitable access should be provided to enable the
collection and removal of debris.
1.8 Provision should be made to sweep and inspect the flue
when the appliance is installed.
1.9 No other heating appliances should be connected to, or
share, the same Flue or Chimney system.
1.10 Check the flue draught. This should be done with all
windows and doors closed and any extraction fans in
this or adjoining rooms running at maximum speed.
(See next section for additional ventilation
requirements)
Note: A guide containing general information on
Chimneys and Flues is obtainable from: -
The British Flue & Chimney Manufacturers’
Association,
FETA
2 Waltham court
Milley lane
Hare hatch
Reading
Bucks
RG10 9TH
Tel : - 01189403416 e-mail :- [email protected]
PRE-INSTALLATION CHECKS