22
2000225008D
MAIN
BURNER
GRAPHITE
COATED
NUT(2)
SUPPLY
FEED
PIPE
Diagram 8.10
Diagram 8.9
BURNER
SUPPORT
BRACKET
SCREWS &
NUTS (2)
8.4 Service Checks
Inspect the spark electrode and clean and replace as necessary,
see diagram 8.12.
Check the condition of the side and rear insulation panels in the
combustion chamber.
Check the condition of the seals on the boiler access door and
the combustion chamber cover.
Examine the flue hood and terminal to make sure they are clean
and clear of obstructions.
Refit all parts.
Light the boiler and carry out functional tests as described in
section 6.
Diagram 8.12
ELECTRODE
SECURING
SCREW
+
-
SPARK GAP
= 3.6 1.1
Diagram 8.11
BURNER
INJECTOR
GRAPHITE
COATED
NUT(2)
0939
8 Servicing