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40
221051B
40
SECTION
Servicing
10
s t e p
15
3053
Pilot Burner, Ignition
Electrode and Pilot
Injector
Pull off the ignition lead at the
electrode.
Unscrew the tubing nuts at both ends
releasing the pilot pipe, taking care not
to loose the pilot restrictor.
When replacing the pilot tube make
sure that the restrictor is in place as
shown.
Remove the pilot burner securing
screws to release the pilot burner and
electrode assembly.
Clean the pilot burner and electrode.
Remove the pilot injector by
unscrewing it from the pilot burner,
clean it by blowing through it.
When refitting take care not to damage
the electrode and check that the spark
gap is as shown.
IGNITION
LEAD
SPARK GAP
3.5-4.5mm
PILOT BURNER
PILOT TUBING NUT
15-20mm
PILOT
BURNER
ASSEMBLY
SECURING
SCREW (2)
SILICONE
RUBBER
SLEEVE
PILOT
RESTRICTOR
PILOT INJECTOR
PILOT
PIPE
PILOT TUBING NUT