Worcester Greenstar 12i System Instruction Manual page 62

PLUMBING MANIFOLD
CONNECTIONS:
Flow
22mm
{j
Gas Supply (alternative from above appliance) 22mm
Heeting System: 22mm compression fitti:ngs
Gas: 22mm compression fittings
Cylinder Return 15mm compression fittings
B
Supply 22mm
PlUMBING MANIFOLD
Cyfinder Retum
15mm
ill
ill
l ! urn 22mm
Cylinder
Return 15mm
C H
Return
22mm
c
A
Use the fittings supplied in the lit/Hardware
pack and
the OptionaJ Diverter Va.tve Kit.
Before the wall mounting frame is fitted
to the
wall you must fust assemble
tho
s~Mvice valve
(A) included in the Optional Oiverter Valve K~
and &ecure to tha wall mounting frame as
shown with the two screws
(8)
supplied.
If
the boiler pipes are to be run behind the
applianoe ensure that the pipes pass through
the slot in the yellow plastic guide
(C).
This is
fitted
to the
boiler frame.
NOTE: If the optional diverter valve is used with
an unvented cylinder then a zone valve must be
fitted in the How or return to the cylinder to
comply with unvented cyfinder regulations.
Further guidance on pipe routing ca.n be
found printed on the boiler templa te
(supplied with the boiler).
NOW RETURN TO THE MAIN
INSTRUCTIONS PAGE 16 TO
CONTINUE INSTALLATION.
INsw.tNION & SERVICING INSfRUCTKNS FOR \'lORe~ GR£ENSfAA 121 S,~b'W'24i SpkM
8716
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