Saunier Duval Xeon 60ff Instructions For Use Installation And Servicing page 37

10.13 Air Pressure Switch - diagram 10.7
Release the control box as Section 5.6.
Remove the air pressure tubes and electrical connections from
the PCB, release the screws and remove the switch.
When fitting the replacement make sure that the plastic tubes
are fitted as shown in diagram 10.7 and that electrical connections
are made as shown in diagrams 9.6 or 9.7.
10.14 Fan - diagram 5.4
Remove the electrical connections and disconnect the air
tubes.
Remove the fan assembly securing screws at the front and
slacken those at the rear and withdraw the assembly.
Make sure that the earth connection is remade onto the new fan
assembly.
The polarity of the other connections is not important.
10 Replacement of Parts
SELF ADHESIVE
ALUMINIUM FOIL
GASKET
ELECTRICAL
CONNECTIONS
37
OPENING
(INSIDE FACE OF THE
BOILER FRONT COVER)
MICA WINDOW
AIR PRESSURE
SWITCH TUBES
SECURING
SCREWS
PEEL
OFF
BACKING
PAPER
Diagram 10.6
CLEAR
RED
AIR
PRESSURE
SWITCH
CONTROL
BOX
Diagram 10.7
221659B