American Water Heater HPE10280H045DV, HPE10260H045DV Resistance vs. Temperature Charts, Chart #1

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Resistance vs. Temperature Charts

Chart #1

Resistance vs. temperature for ambient and coil thermistors

	35
	30
	25
Ohms)	20
(k	20
(k
Resistance	15
Resistance
	10
	5
	0
	0	20	40	60	80	100	120	140	160	180	200	220

Temperature (F)

Chart #2

Resistance vs. Temperature for Tank and Discharge thermistors

	170
	160
	150
	140
	130
	120
(k Ohms)	110
	100
	90
Resistance	90
	80
	70
	60
	60
	50
	40
	30
	20
	10
	0
	0	20	40	60	80	100	120	140	160	180	200	220

Temperature (F)

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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 InstallationTemperature & Pressure Relief Valve Temperature and Pressure Relief ValveClosed System/Thermal Expansion Discharge LineCleaning/Replacing the Air Filter General Service informationRoutine Preventive Maintenance Air Filter Cleaning/ReplacementOperational Overview Operating Mode DescriptionsHeat Pump Water Heater Operation User Interface Module OverviewSelecting Operating Mode Adjusting Set Point TemperatureOperating Your Heat Pump Water Heater Turning the Unit OnHeat 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 ModelsInterpreting the fault code history Accessing the Maintenance DisplayAccessing the Maintenance Display Screen Message MeaningIIB. Testing for a Grounded Element IIA. Testing for a Burned Out ElementElement Test Continuity Tester Preparing for the TestElement Test OhmMeter Heating Element Replacement ECO Function and Troubleshooting Energy Cutout ECO Switch TroubleshootingResetting a tripped ECO Relay Number Load Check PinsChecking the Run Capacitor Removing the Powered Anode Powered Anode Troubleshooting and ReplacementReplacing the Powered Anode Removing the Top Housing ShroudCheck Voltage Resistance Compressor Check Flow Chart± 5% Values with 240 VAC inputPowered Anode Check Flow Chart UIM Fan Check Flow ChartFan Check Flow Chart Temperature Sensor Resistance Measurement Temperature SensorsSensor Connector Chart Pins OverviewChart #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 CostsValve, etc Drain valve, reliefCrackling, gurgling Popping, rumblingFan 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 RAM Fault Main board failure Main Control Board Crystal Fault Main board failureMain Control Board ROM Fault Main board failure Main Control Board Eeprom 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.