Ravenheat HE Primary AAA, Instructions For Use Installation And Servicing

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Supplied By www.heating spares.co Tel. 0161 620 6677
8.0 INSTALLATION INSTRUCTIONS
FOR TWIN FLUE PIPE
(ECCENTRIC FLUE DUCT SYSTEM)
40
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
HE range.
Typical installation procedures are illustrated
by drawings
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
Supplied with the HE 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 depression front
panel item 2 fi gure 53A to expose front edge of de-
pression chamber (Twin fl ue instructions fi gure 1
adjacent) Using adhesive sponge supplied with CSI
twin fl ue header, carefully attach to depression cham-
ber 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, lif-
ting our the gasket and orifi ce plate disconnecting it
from the venturi tube