Supplied By www.heating spares.co Tel. 0161 620 6677
3.5.1
Separate flue accessories
Part No 8089904 is supplied for this purpose.
The sectored diaphragm is to be used according to the max-
imum head loss allowed in both pipes, as given in fig. 18.
3.5.2
Use of air intake
(fig. 19)
To use the air intake in this type of outlet you must per-
form the following operations:
- Remove the base of the air intake, using a tool to cut it off (a);
- Overturn the air intake (b) and replace the seal (5) with
the seal supplied in the kit code 8089904;
- Inser t the int ake diaphragm supplied in the kit code
8089904, pushing it in until it is in contact with the beat;
You can now insert the extension or curve in its housing
to complete the intake (you need not use any seal or
sealant).
3.6
WATER CONNECTIONS
3.6.1
Central heating connections
– Fit the two C.H. isolation valves using the gaskets supplied
to the flow and return connections as shown in fig. 2. The
pipe connections are labelled on the lower part of the boiler.
– Connect the C.H. pipework as required.
3.6.2
D.H.W. connections
– Fit the D.H.W. isolation valve to the cold water inlet con-
nection as shown in fig. 2.
– Fit the union connection to the D.H.W. outlet.
– Connect the D.H.W. pipework as required.
3.7
GAS CONNECTIONS
– Screw the gas cock into the internal thread in the gas
inlet connection using a suitable jointing compound.
– Connect the gas supply pipe.
3.8
SAFETY VALVE CONNECTION
– The appliance safety valve is located towards the R.H.S. of
the boiler and the discharge pipe is supplied loose.
Remove the two selftapping screws and lower the control
box to improve access.
– Connect the discharge pipe to the valve outlet, and extend
the pipe to ensure that any discharge from the safety valve
is safely routed to a drain. The discharge pipe should be a
minimum of 15 mm copper, and must avoid sharp corners
or upward pipe runs where water may be retained.
3.9
WIRING INSTRUCTIONS
(Refer to sections 2.6 - 2.7 and fig. 20)
– Disconnect the electric power supply before performing
any work
.
– Remove the three screws (9) locking the control panel in place
and pull the panel forward until it can be tilted downward.
– To access the components of the electrical panel,
unscrew the four screws holding the protective guard in
place (6).
13
TABLE 7
Twin flue
Head loss
accessories ø 80
metres
90° elbow MF
1.5
45° elbow MF
0.7
Extension L. 1000 (horizontal)
1.0
Extension L. 1000 (vertical)
1.0
Outlet terminal
1.0
Intake terminal
0.3
Junction twin/concentric
0.7
Roof outlet terminal L.1240
2.0
Tee condensation outlet
4.0
Fig. 19
a
b
5
IMPORTANT: The three housings on the
diaphragm permit assembly of the air
intake in one position only (with numbers
toward inside the boiler).
