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Replacing The Heating Element

To be performed by a licensed electrician.

For all Models

1. Turn off the power to the boiler by pulling the plug or turning off the power at the branch switch or the circuit breaker.
2. For models with manually operated steam outlet valves, allow the boiler to cool to zero pressure Test by opening the steam outlet. For models with pedal-controlled steam outlet valves, turn the power on, and turn the thermostat off. Allow the boiler to cool to zero pressure. Test by stepping on the pedal. At zero pressure, turn the power off at the branch switch or circuit breaker or pull the plug.
3. Drain the water from the boiler. Leaving the drain valve open.
4. Remove the front cover of the boiler enclosure.
5. Disconnect the wire from the heating element.
6. Remove the bolt on the heating element,
7. Remove "Old" heating element.
8. Seal the gasket on both sides of the "new" heating element with a gasket sealer. Use a "new" gasket.
   NOTE: For Models With Thermostatic control and thermostat reset (Thermodisc), it is imperative to install the new element with the thermowell tunes in the top position.
9. Insert the "new" heating element, and tighten the bolts. If the generator has the thermostatic control / thermostatic reset (thermionics), install sensing probe(s) in heating element thermowell tubes.
10. Re-wire the heating element.
11. Fill the boiler to the normal level, and check for any leaks.
12. Power the boiler and allow the boiler to come up to pressure. Check for any leaks.
13. Remount the front of the boiler enclosure.
14. Periodically check for leaks during the first few days after installing the new element.