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13 Servicing
13.6. Heat Exchanger
NOTE: If the functional checks did not indicate poor
combustion then it is not necessary to service this
component.
Remove loose debris from inside the heat exchanger 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).
13.7 Condense Trap and Siphonic Drain
The condensate trap and siphonic drain does not normally
need servicing unless material deposits exceed beyond the
service ll level, see diagram 13.11.
To clean the condense trap remove the sump and rinse with
water.
Diagram 13.11
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Diagram 13.10
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13.8 Casing panel seal check
NOTE: If the functional checks did not indicate poor
combustion then it is not necessary to service this
component.
Check the condition of the seal and replace if worn or
damaged.
To replace remove the old seal and thoroughly clean the
casing surfaces. Fit the new seals, these are supplied to the
correct lengths and are in four pieces, for use on the sides,
top and bottom.
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