Baxi Solo 2 PF Installation And Servicing Instruction page 39

10.0 Changing Components – Page 39
10.7 Changing Components (Cont)
1. To change Fan. Pressure Switch - Burner - Burner
Injector - Pilot Burner Injector – Gas Manifold, proceed as
follows:-
2. Release the four latches holding the combustion box
door (Fig. 108). Remove the combustion box door by
pulling forward from the bottom and unhooking its top
edge (Fig. 110).
3. Release the 5-pin electrical plug connecting the
pressure switch and fan (Fig. 109). Withdraw the fan
assembly by pulling forwards from the top edge (Fig.
110).
10.8 Fan (Fig.111)
IMPORTANT - 80 PF Models Only. On appliances up
to serial nº 8999 use replacement fan Baxi Part Nº
229422 G.C.Nº 364 979. From serial nº 9000 use
replacement fan Baxi Part Nº 237578 G.C.Nº 170 615.
1. Disconnect sensing probe from the pressure switch at
rubber tube connector.
2. Disconnect the 2 fan wires from the connection on the
electrical plug. Unscrew bracket securing sensing probe
into top of fan and remove the sensing probe. Remove
the 3 screws securing the fan to the fan hood.
3. Remove the two screws securing the fan outlet flange
to the fan and remove. Clean all sealing mastic from the
outlet flange.
4. Fit the outlet flange onto the new fan, fix with the 2
screws and seal the outside gap between the fan body
and the outlet fan with the mastic provided.
5. Fit the new fan and re-assemble all components in
reverse order of dismantling, reconnect the new fan wires
into the connections on the electrical plug - either wire
can be connected into either connection.
10.9 Pressure Switch (Fig 112)
1. Disconnect sensing tube.
2. Remove the screw securing the pressure switch to its
bracket and unhook the pressure switch.
3. Disconnect the 3 electrical terminals from the pressure
switch. Note the position of the tags before removal and
reconnect in correct order.
4. Fit new pressure switch and re-assemble all
components in reverse order of dismantling ensuring that
the electrical terminals are connected to their
correspondingly marked tags.
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