13
Sigma
9
10
Assembly the top outlet kit inserting
the correct restrictor.
(See section 2.07).
Fig. 27
Fig. 28
Refit wiring connections to fan and air
pressure switch tubes ensuring correct
orientation. I.E. red tube to air pressure
switch connection with red dot (+)
and clear tube to air pressure switch
connection with no paint marking (-).
Fit the fan into the boiler moving
like indicated. Secure with the screws
"b"
.
Boiler is fitted with rear outlet without restrictor. If it necessary to insert the restrictor for top outlet, identify
on 2.07 the correct restrictor.
Remove the two screws
"a"
from pipe
connection
"b"
.
Remove pipe connection
"b"
.
Remove fan mounting plate by undoing
the three fixing screws
"c"
.
For top outlet
For rear outlet
c
c
c
d
d
d
For rear
outlet
For top
outlet
Fig. 23
a
a
b
7
8
Fig. 25
Fig. 26
5
6
Fig. 24
Rotate the fan through 90° so that the fan nozzle points upward. Secure the fan
to the plate in the new position using screws in position
"d"
.
1
2
b
b
Summary of Contents for SIGMA
Page 17: ...17 Sigma Pipe and fittings reduction table shown in Metres ...
Page 31: ......
