SERVICING
Mini --- Installation & Servicing38
52 FAN REPLACEMENT
1 Disconnect the electrical supply.
2 Remove outer and inner casing.
3 Disconnect the connectors A and the earth connection B.
A
B
4 Disconnect the pipe which connects the venturi device to
the air pressure switch.
5 Unscrew the screws C and remove the clamp D.
C
D
F
If the right clearance is at least 50 cm (20”)....
6 Unscrew the 3 screws E and remove the fan.
E E
F
7 Re ---assemble in reverse order.
If the right clearance is less than 50 cm (20”)....
6 Remove the combustion chamber lid (see frame 37)
7 Remove the 3 screws F and remove the flue hood with the
fan.
8 Unscrew the 3 screws E and remove the fan.
9 Re ---assemble in reverse order.
To correctly connect the venturi device to the air pressure
switch, refer to the following illustration.
--- +
53 VENTURI REPLACEMENT
1 Removethefan(seeframe52).
2 Remove and replace the venturi device A by unscrewing
the screw B.
3 Re ---assemble in reverse order.
A
B
SERVICING
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