Fulton Companies Hydronic Boiler EDR-750

Ensure boiler is off and cooled, with proper lockout - tagout per local codes prior to service and maintenance.

Use caution when using any cleaning solutions.

Do not allow dust or dirt to accumulate around the boiler.

Ignition Electrode Assembly Removal and Replacement

Remove ignition electrode assembly (ignitor) and check that the insulators are clean.

Select the appropriate ignitor for replacement

Verify the gap between electrodes is greater than 0.100” (2.54 mm) and less than 0.125” (3.175 mm) using calibrated calipers.

Install the ignitor on the burner flange with anti-seize compound on screws and tighten using a torque-rated screwdriver to 8 inch-pounds.

WARNING: All information in this manual is for reference and guidance purposes, and does not substitute for required professional training, conduct, and strict adherence to applicable jurisdictional/professional codes and regulations.

Never use open flame or other sources of ignition to check for gas leaks.

Ensure boiler is off and cooled, with proper lockout - tagout per local codes prior to service and maintenance.

CAUTION: Use caution when using any cleaning solutions. Refer to local regulations for proper cleaning solution disposal.

Do not allow dust or dirt to accumulate around the boiler.

Prepare the Annual Preventative Maintenance Kit

Ensure boiler is off and cooled

Perform lockout-tagout procedure per local codes

Use caution with cleaning solutions and dispose of them properly

Check if the electrode geometry is warped

Inspect for severe corrosion on the electrode

Examine the porcelain or insulator area for cracks, chips, or damage

Check for corrosion on the spade terminal

Wear appropriate respiratory protection during burner assembly maintenance.

Ensure all maintenance procedures are completed by trained personnel.

Follow proper safety precautions when using a ladder.

Test high-limit control by reducing setting below the operating temperature; burner should shut off. After readjusting the setpoint, reset the control.

Test operating temperature control by reducing temperature setting as necessary to check burner operation.

Flue Gas and Pressure Switch Tests

Check flue gas temperature at outlet.

Acknowledge understanding of safety warnings and procedures

Ensure electrical supply to the equipment is disconnected

Label all wires prior to disconnection

Ensure area is free of any combustible materials and other dangers

Follow lockout/tagout procedures