SERVICE PROCEDURE AG-IV

Burner Operation Inspection, Adjustment

Cleaning and Replacement

BURNER CLEANING (Cont.)

Step 5. Steel Burner:

Disconnect (unscrew) burner from main burner orifice.

Cast Iron Burner:

Disconnect (unscrew) main burner feedline from burner.

Figure 44

Step 6. Remove main burner orifice from feedline.

Inspect and clean if necessary.

Step 7.

Inspect pilot assembly per service procedure AG-II.

Figure 45

Step 8. Reassemble burner assembly.

Step 9. Inspect combustion chamber area of water heater and clean if needed prior to reinstallation of burner assembly.

Step 10. Reinstall burner assembly into combustion chamber, reconnect feedline, thermocouple or thermopile, pilot tube and igniter wire (for applicable models) to the gas control.

Step 11. Slide close or attach inner combustion chamber door and reattach outer jacket door.

Step 12. To resume operation, follow the instructions located on the lighting instruction label or the lighting instructions located in the installation and operation manual.

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Bradford-White Corp C(S, D)W275T*(BN, CX service manual Burner Cleaning