47
INSTALLATION INSTRUCTION FOR TWIN
FLUE PIPE (ECCENTRIC FLUE DUCT SYSTEM)
IMPORTANT
These instructions must be read in
conjunction with the main installation and
servicing
instructions
As with all fl ues the kits must be installed
taking due account of the current issue of BS
5440 parts 1 & 2 and timber frame housing
REF
DM2
Also note that the requirements will vary
depending upon the kit being installed.
Guidance is provided but unless otherwise
stated, always comply with the
recommendations of the relevant codes of
practice
8.1
TWIN FLUE INSTRUCTIONS
This part of the installation manual covers the
installation
and
fi xing instructions of the twin
fl ue eccentric fl ue duct systems only
When ordering twin fl ue it must be stated for
CSI
range.
Typical installation procedures are illustrated
by
drawings
IMPORTANT
Correct F1 orifi ce must be fi tted.
Supplied with the CSI twin fl ue header is a
F1 orifi ce plate along with supplementary
depression seal
Before fi xing the twin fl ue system the existing
orifi ce plate must be replaced with F1 also
ensuring supplementary seal has been fi tted
Remove the 13 screws securing the depres-
sion front panel item 2 fi gure 53A to expose
front edge of depression chamber (Twin fl ue
instructions fi gure 1 adjacent) Using adhesi-
ve sponge supplied with CSI twin fl ue header,
carefully attach to depression chamber so as
to create a softer seal
Taking care not to damage the new seal,
carefully re-fi t the depression chamber front
cover in reverse order
Take out the 4 temporarily fi tted securing
screws, lifting our the gasket and orifi ce plate
disconnecting it from the venturi tube.
Discard this orifi ce plate and re-fi t the F1 ori-
fi ce plate ensuring that the venturi tube has
been re-fi tted, making sure this is securely lo-
cated into the locating peg.
10 - air intake bend 90°
10 - fl ue exhaust bend 90°
11 - air inlet terminal
12 - fl ue exhaust terminal
13- 45° air intake bend duct
13 - 45° fl ue exhaust bend
14 - fl ue exhaust duct
14 - air intake duct
15 - two-way fl ue gas header
16 - vertical eccentric fl ue exhaust duct
Содержание CSI85A
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