Worcester Greenstar 12i System Instruction Manual page 65

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Re~
CCI'Itrol
ret~lnlng
screw
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\ A C D B :
\ 22mm 22nwn 1 Gmm 22mm ,'
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I IC)H 6 fti'Nic;INQ INSllrutnONS 'Oit WOAI2Sl£R GAttNSTM 121
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l8osdt
GRH~p
BOILER CONNECTIONS
(Al.lll:_;.~.
1:,-:1 A'f If·• 1·/AI'. •, r,t1
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GAS AND WATER CONNECTIONS'
A • Flow (22mm),
B •
CH ret1.m
(221m1),
c .
Gao
Wtfel
(22mm),
0 •
~ retum
(15mm}.
• 9. Lower
ll>e control
panel Wt1o
lhe -
position by
remoW>g !he screw from !he
relanng bradtet.
• 10.
Make connections to the
healing
oyllem.
> Connect tho gas supply
to
tho
boier goo
cock 22mm compression.
• 11.
Connect
the
expansion
vessel
fle~~:•ble
pipe
to the hydraulic manifold situated lett ol
the pump.
It
is nece68.af)' to remove and
discar<lthe gray plastic blaniOOg plug (E)
from the pressure vessel connection
&t
tho
hydraul.ic manifold before securing the
expansion vesset flexible pipe (F) in place
with the wire retaining clip {G).
• 12. Connect the preuure relief d rain pipo to
F 15mm compression joint (H) using the nut
and
olive supplied in the hardware
littlrature
pack.
NOW RETURN TO THE MAIN
INSTRUCTIONS PAGE 23 (FLUE
INSTALLATION) TO CONTINUE
INSTALLATION.
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BOILER CONNECTIONS