Worcester Greenstar 12i System Instruction Manual page 50
Wall hung rsf gas fired condensing boiler
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Also See for Greenstar 12i System:
- Instruction manual (76 pages) ,
- User manual (20 pages) ,
- Installation, commissioning and servicing instructions (72 pages)
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REPLACEMENT
OF PARTS
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REPLACEMENT
OF
PARTS
22.
Pump
head
•
Ensure
the. boiler
is fully
drained.
,.
Disconnect the electrical
connection
from
the
bottom of
the
pump.
22.1
Remove
the fovr Allen
bolts (A) securing the
pump at each
eotncr
•
22.2
Gently pvll
the
pump
towards
you
and
remove .
•
To
refit, follow the. above. in rmr0rsa
23.
Pressure gauge
,.
Ensure the
appliance
has
been fully drained.
,.
'Mthdraw
the
spring <:lip from
the
pressure
sensi"lg head
housing.
,.
Undo
the
nut on
the
rear of
the
pressure
gauge.
,.
Remove
the
pressure
sensing
hea;d
and
pressure gaug0 capilla.y from
the
housing.
•
To
refit.
follow the
abo-1e
in reverse.
DO
NOT
omit the washer
from
the
capillary when
fitting a repaa.cement
gauge.
24.
DraIn
tap
,.
Ensure the
appli-ance
has
been fully drained.
24.1 Rotate
the.
drain
tap
fully
antklockwise..
24.2
Wthdraw
the
drain tap
from
its housing
,.
To
refit,
follow
the above
in
rmr0rsa. Ensure
any seals
that
have
been distUJbtld ara
renewed.
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