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Residential Electric Water Heaters with
ICON E
238-55036-00A REV 11/22
Electronic Control
™
SERVICE
MANUAL
and Instructions for Service
A Spanish language version of these instructions is available by
contacting the manufacturer listed on the rating plate.
La versión en Español de estas instrucciones está disponible
contactando a la fábrica cuyo nombre aparece en la placa de
Troubleshooting Guide
(To be performed ONLY by
qualified service providers)
Models Covered
by This Manual:
Residential:
ERE240(S,L)
ERE250(S,L,T)
ERE255T
ERE340(S,T)
ERE350S
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Table of Contents
Related Manuals for Bradford White ERE240
Summary of Contents for Bradford White ERE240
- Page 1 Instructions for Service (To be performed ONLY by qualified service providers) Models Covered by This Manual: Residential: ERE240(S,L) ERE250(S,L,T) ERE255T ERE340(S,T) ERE350S A Spanish language version of these instructions is available by contacting the manufacturer listed on the rating plate.
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Page 2: Table Of Contents
The text and illustrations in this manual provide step by step instructions to facilitate proper operation and troubleshooting procedures. Contact the Bradford White Technical Support Group immediately if diagnosis cannot be made using the methods described in this service manual. - Page 3 INFORMATION Commonly Used Formulas Watts Amps = (for single phase units) Example: 4500W/240V = 18.75A Volts Watts Amps = (for balanced 3 phase units) Example: 4500W/(240V x 1.732) = 10.82A Volts x 1.732 Watts = Example: 18.75A x 240V = 4500W Amps x Volts Volts Ohms =...
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Page 4: Introduction
INFORMATION System Description The operation of the ICON E™ Electronic Control system is unlike that of the traditional snap disc thermostats in several ways. Troubleshooting the operation of the control differs from the older models. Power-Up When the control is initially powered, it will go through several stages. Upon any power-up cycle the LED will flash rapidly in an Amber-Green pattern as the control undergoes an initial 5 second sequence to initialize and ensure everything in the control is working correctly. -
Page 5: General Information
INFORMATION CTA 2045 (For Applicable Models) Caution THE CTA CONNECTOR HAS LIVE LINE VOLTAGE POWERED PINS. POWER OFF WATER HEATER BEFORE INSTALLING CTA UNIVERSAL COMMUNICATION MODULE (UCM). Some controls are equipped with a CTA 2045 port which enables the ICON E™ system to communicate with a Universal Communication Module (UCM). - Page 6 INFORMATION High Limit (ECO)/Upper Temperature Sensor The surface mounted High Limit (Electrical Cut-Out) and Upper Temperature Sensor assembly is mounted in the upper handhole of the water heater by a bracket which holds it against the side of the tank. The Upper Temperature Sensor and the High Limit (ECO) both respond to tank surface temperatures.
- Page 7 General Troubleshooting Table LED Status Control Status Probable Cause* No power is present to control Power is not connected to water OFF (LED not flashing) heater. Control power connector is disconnected. Alternating Green and Amber Flashes Power was recently applied following Control is in StartGuard™...
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Page 8: Troubleshooting
TROUBLESHOOTING Flash Code Utilization for Basic Troubleshooting OFF (LED Not Flashing): 1) Turn “OFF” power to the water heater. 2) Make sure that power is applied to the water heater, if that fails, continue with the next step 3) Remove Control Module retaining screw and inspect the connectors on the back of the Control Module, making sure that they are properly connected. - Page 9 TROUBLESHOOTING 3 Flash Amber code: 1) Turn “OFF” power to the water heater. 2) Remove Control Module retaining screw and inspect the 5 pin connector on the back ensuring a good connection and that no pins are damaged on the Control Module. 3) Remove the lower handhole cover and check the 3 pin connector on the Power Switch Module, ensuring that the connector is properly attached and there are no damaged pins on the Power Switch Module.
- Page 10 TROUBLESHOOTING 6 Flash Amber code: 1) If the 6 flash amber code is present, it is okay to leave it as is if the performance of the water heater is to your satisfaction. If the performance is inadequate, move the Setpoint Knob and then move it back to its initial position and the water heater will resume its normal operation.
- Page 11 TROUBLESHOOTING Most common cause for improper electric water heater operation can be linked to heating element failure. When troubleshooting an electric water heater with the incidence of “No Hot Water” or “Insufficient Amount of Hot Water,” It’s always a good idea to check the heating elements first by following the procedure on page 12. Common Heating Element Failures: 1.
- Page 12 TROUBLESHOOTING Quick Step to Hot Water WARNING High voltage exposure. Use caution when 1. TURN OFF power to water heater and check all wire making voltage checks to avoid personal connections to ensure they are tight and corrosion free. injury. 2.
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Page 13: Line Voltage And High Limit Eco Testing
SERVICE PROCEDURE Line Voltage & High Limit (ECO) Testing Line Voltage Testing WARNING High voltage exposure. Use caution when making voltage checks to avoid personal injury. 1. Turn “OFF” the power to the water heater. 2. Remove access cover(s) from front of water heater. - Page 14 SERVICE PROCEDURE High Limit Removal and Replacement High Limit Removal WARNING High voltage exposure. Be sure power is 1. Turn power “OFF” to water heater. “OFF” when performing this procedure. 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.
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Page 15: Heating Element Testing
SERVICE PROCEDURE Heating Element Testing Testing For Open Or Burned Out Element WARNING High voltage exposure. Be sure power is turned OFF to water heater prior to performing this Step 1. TURN OFF POWER TO WATER HEATER procedure. Step 2. Remove access cover(s) from front of water heater. -
Page 16: Power Switch Module (Psm) Testing
SERVICE PROCEDURE PSM Testing WARNING High voltage exposure. Be sure power is “OFF” when performing this procedure. Power Switch Module (PSM) Testing 1. Turn all power to the water heater "OFF" 2. Remove lower access cover and insulation from inside the hand hole. 3. -
Page 17: Upper Temperature Sensor Testing
SERVICE PROCEDURE Upper Temperature Sensor Testing WARNING High voltage exposure. Be sure power is Upper Temperature Sensor Testing “OFF” when performing this procedure. 1. Turn all power to the water heater "OFF". 2. Remove access cover to upper handhole and remove insulation 3. -
Page 18: Heating Element Removal And Replacement
PROCEDURE Heating Element Removal and Replacement WARNING High voltage exposure. Be sure power is Heating Element Removal “OFF” when performing this procedure. 1. Turn power “OFF” To water heater. 2. Turn off cold water supply to heater. Connect hose to drain WARNING spigot of water heater and route to an open drain. -
Page 19: Diptube And Anode Inspection And Replacement
SERVICE PROCEDURE Dip Tube and Anode Inspection and Replacement Power Switch Module Removal and Replacement Turn power “OFF” to water heater. Step 1. Step 2. Remove Screw at top of control module cover. Step 3. Remove insulation that is behind the cover. Step 4. -
Page 20: Generic Parts List
SERVICE PROCEDURE Dip Tube and Anode Inspection and Replacement Anode Inspection and Replacement Turn power “OFF” to water heater. Step 1. Step 2. Turn off cold water supply to heater. Connect hose to drain spigot of water heater and route to an open drain. Open a nearby hot water faucet to vent heater for draining. -
Page 21: Wiring Diagram
11. Controller Cover Assembly 1. T&P Relief Valve 12. Power Switch Module (PSM) 2. Heat Trap Insert (Outlet) 13. PSM Mounting Bracket 3. Hot Water Outlet/Anode 14. Access Cover 4. Cover Conduit/Ground 15. Drain Valve 5. Junction Box Cover 16. ASSE Approved Mixing Valve 6. - Page 24 905-636-0666 Warranty bwccwarranty@bradfordwhite.com Technical Support bwcctech@bradfordwhite.com Service Parts orders@bradfordwhitecanada.com Orders ca.orders@bradfordwhite.com For U.S. and Canada field service, contact your professional installer or local Bradford White sales representative. International General Contact international@bradfordwhite.com www.bradfordwhite.com ©2023, Bradford White Corporation, USA. All rights reserved.