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13 Servicing
13555
Diagram 13.7
13272
Diagram 13.8
13.4. Combustion Chamber and Heat
Exchanger
Remove loose debris from inside the combustion chamber
using a soft brush and vacuum cleaner.
Carefully ush by spraying water into the heat exchanger, any
remaining debris should pass through the condensate trap
(Ensure the water is kept away from electrical components).
13.5 Inner Casing Panel Seal check
Check the condition of the seal, if worn or damaged remove
the seal and thoroughly clean the casing surface before tting
the new seal, see diagram 13.8.
Ret the inner casing panel.
NOTE: Ensure the seal is tted correctly giving an airtight
joint.
13.6 Service Completion
Re-check the combustion as described at the beginning of
this section.
On completion of the service the “Benchmark” Service Record
should be completed.
NOTE: If the burner is not to be serviced, do not perform the
following instructions 13.5, 13.6, 13.7 and 13.8 but continue to
section 13.9 to complete the servicing.
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