American Water Heater HPE10280H045DV, HPE10260H045DV Introduction, Certifications and Approvals

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Service Handbook

Introduction:

Your safety, and the safety of others, is extremely important in the servicing of this water heater. Many safety-related messages and instructions have been provided in this handbook and on your water heater to warn you and others of potential hazards. Read, understand and obey all safety messages and instructions that appear throughout this handbook and in the Installation Instructions and Use & Care Guide that shipped with the water heater. It is very important that the meaning of each safety message is understood by you and others who service this water heater.

The information contained in this handbook is designed to answer commonly faced situations encountered in the operation of the residential electric heat pump product line and is not meant to be all-inclusive. If you are experiencing a problem not covered in this handbook, please contact the Technical Information Center listed on the back cover of this handbook for further assistance. Additional information is also available on the web site listed on the back cover of this handbook.

This handbook is intended for use by qualified service technicians and reference should be made to the Installation Instructions and Use & Care Guide accompanying the product. This handbook contains supplemental information to the Installation Instructions and Use & Care Guide.

When servicing residential electric heat pump water heaters, it is essential that you return the unit to a safe condition before you leave the site. All original components must be re-installed and all safety measures must be implemented. In addition, the recommended water temperature setting is 120°F.

Certifications and Approvals:

Code Compliance - All models meet or exceed federal minimum energy standards effective January 20, 2004, according to latest editions of the National Appliance Energy Conservation Act (NAECA). They also comply with the latest editions of the B.O.C.A. National Codes, C.E.C., U.B.C., S.B.C.C., C.A.B.O. and the H.U.D. standards. All models U.L. listed according to safety specifications outlined in Underwriters Laboratories, Inc. Standards for Safety (UL 174 and UL 1995)

Tools for servicing residential electric heat pump water heater models:

Container (to measure flow rate)

Continuity checker or electrical multimeter (with alligator leads)

Funnel (for chlorination or scale-removal treatments)

Hose (to drain tank)

Needle nose pliers

Pipe wrench

Screw drivers (flat tip and Phillips)

Nut Drivers - 5/16” & 9/32”

Socket wrench:

1-1/16 inch socket– 6 point deep well (for anode removal) 1-1/2 inch socket (for element removal)

Appropriate extensions

Thermometer

Water pressure gauge

Flashlight

Drill

Amp meter-clamp type

Figure 1

Digital multimeter shown.

Supplies for servicing residential electric heat pump water heater models:

Chlorine Bleach (for chlorination procedure, as well as algae/scale removal from condensate drain pan)

Cotton swabs (to check for minor leaks)

Teflon® tape or approved thread sealant

All Purpose ABS/PVC Cement

Un-Lime or Mag Erad (for removal of scale)

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Contents HPE10260H045DV 60 GAL HPE10280H045DV 80 GAL Service HandbookTable of Contents Certifications and Approvals IntroductionTerms, Definitions and Formulas Explosion Hazard Safety PrecautionsInstallation Checklist Symptom Cause Solution Potential Installation IssuesPowered Anode Operation Checking the Powered Anode for Proper OperationDry Fire Element Protection Water Piping System Piping InstallationDischarge Line Temperature and Pressure Relief ValveTemperature & Pressure Relief Valve Closed System/Thermal ExpansionAir Filter Cleaning/Replacement General Service informationCleaning/Replacing the Air Filter Routine Preventive MaintenanceUser Interface Module Overview Operating Mode DescriptionsOperational Overview Heat Pump Water Heater OperationTurning the Unit On Adjusting Set Point TemperatureSelecting Operating Mode Operating Your Heat Pump Water HeaterHeat Pump Water Heater Control Board Overview Control Board OverviewSection a of Control Board CN 203 Powered Anode Section B of Control BoardRY 203 Upper Element Relay CN 204 Upper and Lower tank water temperature sensors CN 212 Temperature SensorsSection C of Control Board Section C of Control Board con’t Heater Wiring Diagram Wiring Diagram for Models With RelayFIigure Wiring Diagram for Non-Relay ModelsScreen Message Meaning Accessing the Maintenance DisplayInterpreting the fault code history Accessing the Maintenance DisplayPreparing for the Test IIA. Testing for a Burned Out ElementIIB. Testing for a Grounded Element Element Test Continuity TesterElement Test OhmMeter Heating Element Replacement Relay Number Load Check Pins Energy Cutout ECO Switch TroubleshootingECO Function and Troubleshooting Resetting a tripped ECOChecking the Run Capacitor Removing the Top Housing Shroud Powered Anode Troubleshooting and ReplacementRemoving the Powered Anode Replacing the Powered AnodeValues with 240 VAC input Compressor Check Flow ChartCheck Voltage Resistance ± 5%Powered Anode Check Flow Chart UIM Fan Check Flow ChartFan Check Flow Chart Overview Temperature SensorsTemperature Sensor Resistance Measurement Sensor Connector Chart PinsChart #1 Resistance vs. Temperature ChartsChart #3 Pressure-Temperature Chart for Refrigerant R-134aCleaning the Evaporator Important Do not spray cleaner on the fan motorImportant Do not damage the fan blades Problem Possible Cause TEST/CORRECTIVE Action Troubleshooting Common Service ProblemsCap T&P discharge pipe Operating CostsPopping, rumbling Drain valve, reliefValve, etc Crackling, gurglingFan Connect Fault Heat pump fan circuit is open Fault Code Troubleshooting GuideFault Code Troubleshooting Guide Low Water Level Alarm The tank is not full of water Heat Pump Low Pressure Fault Lower pressure switch is openHeat Pump High Pressure Fault High pressure switch is open Main Control Board Eeprom Fault Main board failure Main Control Board Crystal Fault Main board failureMain Control Board RAM Fault Main board failure Main Control Board ROM Fault Main board failurePower Anode Over Current Powered anode circuit not working Low Supply Voltage Fault Very low input voltageNo Display on User Interface Module UIM Power Anode ADC Error Powered anode circuit not workingDraining and Filling the Water Heater Draining and Filling the Water HeaterCondensate Pump Troubleshooting Condensate Drain MaintenanceDisposal of Condensate Part Number

RESIDENTIAL HYBRID ELECTRIC HEAT PUMP WATER HEATER, HPE10260H045DV, HPE10280H045DV specifications

The American Water Heater HPE10280H045DV and HPE10260H045DV are pioneering residential hybrid electric heat pump water heaters designed to deliver energy-efficient performance while meeting the hot water demands of modern households. These innovative units fuse traditional electric heating with advanced heat pump technology, allowing for significant reductions in energy consumption compared to conventional electric water heaters.

One of the primary features of these hybrid models is their outstanding energy efficiency ratings. Both units typically achieve an impressive Energy Factor (EF) that reflects their ability to convert electricity into hot water. By utilizing ambient air to heat water, these heat pump water heaters pull in heat from the surrounding environment and transfer it to the water, thus consuming less electricity. This technology not only reduces energy bills but also decreases the overall carbon footprint of the home.

The HPE10280H045DV and HPE10260H045DV boast a sleek, compact design that allows for flexible installation options, making them suitable for various locations within a home. Their user-friendly digital interface provides homeowners with intuitive controls to manage temperature settings and monitor performance. These models are equipped with smart technology that includes an intuitive display for adjusting modes and settings. They feature selectable operating modes, including electric, heat pump, and hybrid, allowing users to choose the most efficient heating method based on current needs.

In terms of capacity, the HPE10280H045DV offers a substantial 80-gallon tank, while the HPE10260H045DV provides a 60-gallon capacity, ensuring that households of different sizes can enjoy ample hot water for showers, laundry, and dishwashing simultaneously. Both models are designed with durability in mind, featuring robust components and corrosion-resistant tanks that promise longevity and maintenance-free operations.

Another significant aspect of these hybrid water heaters is their whisper-quiet operation, which makes them ideal for installation in living spaces or areas close to bedrooms. The noise level is minimized by the efficient insulation and placement of the compressor, ensuring that the serenity of the home is maintained.

In summary, the American Water Heater HPE10280H045DV and HPE10260H045DV represent a leap forward in the water heating industry, combining innovative heat pump technology with user-friendly features, energy efficiency, and ample capacity, making them an excellent choice for environmentally conscious homeowners looking for reliable hot water solutions.