Bradford White Water Heater LE2120T3-3

Double Element, Simultaneous, Single Phase Operation

Ensure safety precautions are in place

Water In Tank Is Cold Or Not Enough Hot Water With Power ON

Assume line voltage, ECO and elements are in working order

Adjust temperature setting for both thermostats to the highest setting

Turn power “ON” to water heater

Check voltage across terminals L4 and T2 of upper thermostat

Is rated voltage present across terminals L4 and T2?

Thermostat Removal and Replacement

Turn power 'OFF' to water heater

Remove access cover and insulation

Remove plastic thermostat protector from thermostat

Disconnect wires from thermostat terminals

Note thermostat temperature setting for proper setting of new thermostat

Slide thermostat upwards and out of mounting bracket

Use a stiff brush to remove any debris or loose scale from tank surface where new thermostat will be installed

Slide new thermostat down into thermostat bracket until it snaps into place

Diptube Inspection and Replacement

Turn power 'OFF' to water heater

Turn off cold water supply to heater

Close drain spigot and remove hose

Disconnect inlet nipple from plumbing system

Remove inlet nipple/dip tube from the water heater using an appropriate wrench

Visually inspect inlet nipple/dip tube for cracks and blockages

Check hydro-jets near the bottom of the dip tube for blockages

Ensure anti-siphon hole is free of blockages

Double Element, Non-Simultaneous, Three Phase Operation

WARNING — High voltage exposure. Use caution to avoid personal injury during this procedure.

WARNING — Be sure thermostats are reset to their original temperature settings as found prior to thermostat testing.

Water In Tank Is Cold With Power ON

Ensure line voltage, ECO, and elements are in working order.

Turn power “ON” to water heater.

Check voltage across terminals L4 and T2 of upper thermostat.

Is rated voltage present across terminals L4 and T2?

Double Element, Non-Simultaneous, Single Phase Operation

WARNING — High voltage exposure. Use caution to avoid personal injury during this procedure.

Ensure thermostats are reset to their original temperature settings as found prior to testing.

Water In Tank Is Cold With Power ON

Ensure line voltage, ECO, and elements are in working order.

Turn power “ON” to water heater.

Check voltage across terminals L4 and T2 of upper thermostat.

Is rated voltage present across terminals L4 and T2?