Kenmore 3EW.75 Boiler User Manual


 
OIL BURNER CLEANING:
These are general instructions for cleaning an oil burner. For speci_'lcs, consult the buruer
manufacturer's instructions.
1. Make sure all electrical power to the boiler / burner and the fuel supply to the burner are shut off.
2. With the swing door open, clean any soot accumulations from the end of the burner and if applicable
burner head.
3. Remove the burner drawer assembly, clean the electrodes and then reset the electrode spark gap per the
manufacturer's recommendations. Refer back to the section in this manual on OPERATING THE
BOILER - Nozzles and Electrodes.
4. Replace the oil nozzle with the exact same size and type recommended for use on this boiler.
5. Reinstall the burner drawer assembly making sure the head location (and size if applicable) are per the
manufacturer's recommendations. If the burner being used has a damaged head, replace the head with
the exact same head recommended for use on this boiler.
6. Inspect and clean the oil burner blower wheel.
7. Remove the oil pump cover and clean / replace the pump screen. Carefully reassemble ensuring the
pump cover makes a proper seal.
8. Securely fasten the swing door shut.
9. Replace the fuel filter (if applicable).
10. Reconnect the electrical and fuel supplies.
11. Fire the burner, checking for proper combustion using combustion test equipment and making
adjustments as necessary. Refer to the section in this manual on OPERATING THE BOILER - Final
Burner Adjustments.
12. Insure that all safety controls and operating controls are functioning properly.
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