Crown Boiler BWC Series Installation Instructions Manual page 51

i. Remove the burner and vacuum any dust or lint from the burner. Wipe the inside of the burner
with a clean soft cloth. Do not wipe the mesh side of the burner. If the burner shows signs of
deterioration or corrosion, replace it immediately. Inspect the burner gasket and replace, if necessary.
j. With the burner removed, inspect the combustion chamber and clean as necessary.
k. Inspect the heat exchanger and vacuum any debris found on the pins and other surfaces. Clean
the casting pins by flushing with clean water. A soft nylon brush may be used in accessible areas.
Drain and flush the inside of the heat exchanger and condensate collector as required.
l. Do not use any cleaning agents or solvents.
m. Inspect the condensate trap to verify it is open and free from debris. Clean if necessary.
n. Reinstall the burner, burner hood, combustion fan, gas valve assembly and the attenuator hose.
o. Reconnect any wiring which has been disconnected.
p. Qualified service personnel should thoroughly inspect the heating system and correct any deficiencies
prior to restarting the boiler.
q. Follow Section X Start-up and Checkout instructions before leaving installation.
r. Perform the combustion test outlined in Section X.
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