15
0020003579A
General Installation Notes
The appliance pack contains :-
Boiler.
Casing panels, packed separately.
Loose items fittings pack, see list in pack.
The flue adapter with flue extension is supplied separately.
Before installation of the boiler make sure that the location
selected is in accordance with the requirements of Section 1.7.
4.1 Unpacking
The boiler casing panels are packed separately within the main
carton and are designed to enable gas and water connections
to be made before fitting the casing panels.
The casing brackets, flue restrictor, distributor tube and other
loose items, are in the fittings pack.
IMPORTANT.
With regards to the Manual Handling Operations,
1992 Regulations, the following operation exceeds the
recommended weight for one man lift.
4.2 Water Connections - Gravity Domestic and
Pumped Heating
Fit suitable fittings into the boiler tappings, see diagram 4.1.
Make sure that all pipes are taken backwards and will clear the
casings, see diagram 1.1.
NOTE: It is recommended that plastic pipes for primary
pipework should not be used for this boiler.
Heating flow: Any one of the two upper connections may be
used.
Domestic flow: Any one of the remaining upper connections
may be used.
Heating return: The water distributor tube must be fitted into
either of the front lower connections on all installations, see
diagram 4.2. This tube is packed in the fittings pack.
Domestic return: Any one of the remaining lower connections
may be used for the gravity domestic hot water return.
Fit plugs into any unused boiler tappings.
4.3 Water Connections - Fully Pumped
Systems
Fit suitable fittings into the boiler tappings as required, see
diagram 4.3. Make sure that all pipes are taken backwards and
will clear the casings, see diagram 1.1.
NOTE:
It is recommended that plastic pipes for primary
pipework should not be used for this boiler.
It is important that all connections are made as shown in
diagram 4.3.
Fit the water distributor tube into the return connection, see
diagram 4.2. This tube is packed in the fittings pack.
Fit plugs into any unused boiler tappings.
4.4 Thermistor Pocket
Fit the thermistor phial pocket supplied, in the fittings pack, into
the front tapping adjacent to the heating flow connection.
Having chosen the flow connection and plugged the alternative
connection.
Carefully unwind the thermistor capillary, insert phial fully into
the pocket and secure with grommet moulded to the cable.
4 Installation
Diagram 4.1
WATER CONNECTIONS - GRAVITY
DOMESTIC, PUMPED HEATING
ALTERNATIVE
HEATING RETURN
With distributor
tube (not shown)
ALTERNATIVE
HEATING OR
DOMESTIC
HOT WATER
FLOW
(Thermistor
phial & pocket
must be
adjacent to
heating flow
connection)
GRAVITY
DOMESTIC
RETURN TO
ANY OF THE
3 REMAINING
LOWER
CONNECTIONS
9859
DISTRIBUTOR TUBE
Diagram 4.2
1277
UPPER
MARKER
DISTRIBUTOR
TUBE
MUST BE IN
PUMPED
RETURN
CONNECTION
UPPER MARKER must lie
between the two outer
NOTCHES
Diagram 4.3
WATER CONNECTIONS FULLY
PUMPED SYSTEMS
9859
ALTERNATIVE
FLOW
POSITIONS
(must be
adjacent to
THERMOSTAT
PHIAL
POCKET)
ALTERNATIVE
RETURN
POSITIONS
With distributor
tube (not shown)