Bradford White ERE240 Service Manual page 14

High Limit Removal
1. Turn power "OFF" to water heater.
2. Remove access cover and insulation.
3. Remove plastic protector from the High Limit (ECO). This can be done by sliding a flathead screwdriver underneath the
latch at the top, then sliding the screwdriver down to remove.
4. Disconnect wires from the High Limit (ECO) terminals. It may be necessary to label wires for proper re-
connection to new High Limit (ECO).
5. Pull the two sides of the bracket back and slide the High Limit (ECO) upwards and out of the mounting bracket.
High Limit Replacement
1. Use a stiff brush to remove any debris or loose scale from tank surface where new the High Limit (ECO) will be installed.
2. Slide the new High Limit (ECO) down into the bracket until it snaps into place. IMPORTANT! the High Limit (ECO)
must sit completely flat or flush to tank surface. An improperly installed High Limit (ECO) will cause improper water
heater operation.
3. Refer to the wire diagram located on the inside of the access cover and reconnect wires to the High Limit
(ECO). Be sure wire connections are snug and corrosion free. Do not over tighten, doing so may damage
the High Limit (ECO).
4. Re-install plastic protector.
5. Re-install insulation and access cover.
6. Restore power to water heater and verify proper heater operation.
Front View the High
Limit (ECO) Mounting
14
SERVICE PROCEDURE
High Limit Removal and
WARNING
High voltage exposure. Be sure power is
"OFF" when performing this procedure.
Side View Proper Mounting
14
Replacement
Side View Improper Mounting