Baxi Solo 3 30 PF Installation And Servicing Instructions page 37

Baffle Retension Clip
60, 70 & 80 PF
Models Only
Fig. 95
Flexible Tubes
Pilot Hood
Fig. 96b
Baffles
Electrode
Fig. 96
Pilot Injector
Sealing Washer
Fig.96a
9.0 Annual Servicing
9.2
Fig. 93a
1. Remove the burner assembly by pulling it
forward (Fig. 94).
2. Lightly brush any dirt from the top of the burner
blades and ensure that the ports are free from
obstruction.
3. Remove the baffle retension clip (Fig. 93a).
4. Lift the baffles out of the heat exchanger
(Fig. 94).
9.3
1. The heat exchanger may be cleaned by
insertion of a thin metal strip e.g. a hack saw
blade or steel rule, from above or below, taking
care not to damage any insulation.
2. Clean the front and rear fin sections and
ensure that any blockages are cleared.
9.4
Fig. 94
1. Remove the injector which is screwed into the
burner feed manifold (Fig. 95).
2. Examine and clean carefully, then replace
ensuring that the copper washer is in position.
Tighten the injector fully.
9.5
1. Disconnect the spark electrode lead at the
electrode (Fig. 96).
2. Unscrew the electrode from the manifold and
withdraw the electrode (Fig. 96).
3. Remove the right hand side insulation carrier
bracket by releasing the screw. Remove the side
insulation (Fig. 94).
4. Release the screw securing the pilot hood and
remove (Fig. 96a).
5. Carefully remove the pilot injector (Fig. 96a).
Examine and clean it as necessary. Do not use a
wire or pin to clean the injector orifice.
6. Examine the sealing washer (Fig. 96a) and
replace if it is damaged in any way. Reassemble
in reverse order.
7. Replace all components in reverse order
ensuring that the flexible tubes from the fan unit to
the pressure switch are routed correctly and that
they are not kinked or flattened (96b).
8. Check that the seal to the combustion box door
is good.
9. Re-commission the boiler before use, checking
for gas soundness and ensuring all controls are
working correctly.
10. Complete the relevant section of the
"Benchmark" Installation, Commissioning and
Service Record Log Book and hand it back to the
user.
Cleaning the Combustion Box
Cleaning the Heat Exchanger
Cleaning the Burner Injector
Cleaning the Pilot
37