American Water Heater HPE10260H045DV manual Potential Installation Issues, Symptom Cause Solution

Page 7

Potential Installation Issues

Symptom

Cause

Solution

Temperature set to 60 ºF and not

Vacation mode is on

Turn off Vacation mode by pressing

adjustable

 

the Vacation button

Electric mode selected but the

Upon initial start up, the heat

No action is necessary.

heat pump is running

pump will run until the tank

If after heat pump operation has

 

temperature reaches the set

 

been verified and element heating

 

point; this is done so that the

 

is desired, lower the set point

 

heat pump operation can be

 

temperature to 95ºF. The heat

 

verified. The water heater

 

pump will shut off when the tank

 

will operate according to the

 

temperature is ≥ 95º F. Set the

 

selected mode after this first

 

temperature to the desired set point.

 

run.

 

The elements will now be used for

 

 

 

 

heating in Hybrid and Electric modes.

 

 

 

Power is applied to the unit, but

The unit is in Standby; the

Press the power button; it should turn

there is no display on the User

power button on the UIM is

green and the display should light

Interface Module (UIM)

RED

up. If the power button does not turn

 

 

green, remove the protective film

 

 

over the face of the UIM and re-try

 

 

the power button.

 

 

If the unit does not power up, cycle

 

 

power to the unit and re-try using a

 

 

thumb.

 

 

 

“Low Water Level Alarm” message

The tank is not completely

Purge air from the tank using the

displayed on the UIM

filled with water

procedure outlined in the “Dry Fire

 

 

Element Protection” section (p.8).

 

 

If the tank is properly filled, the unit

 

 

should operate normally.

 

 

 

“Heat Pump Fault” message

There are 12 potential causes

Refer to the Trouble Shooting section

displayed on the UIM

for this fault

for corrective actions (p.39-44)

Efficiency mode selected but

Ambient air or water

Heat pump safety lock out occurs if :

elements come on instead of heat

temperature outside the heat

• ambient air temperature is

pump

pump safe operating envelope

below 45º F or above 109º F;

 

 

 

 

• tank temperature is below 59º F

 

 

 

7

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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 IssuesChecking the Powered Anode for Proper Operation Powered Anode 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 Section B of Control Board CN 203 Powered AnodeRY 203 Upper Element Relay CN 212 Temperature Sensors CN 204 Upper and Lower tank water 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-134aImportant Do not spray cleaner on the fan motor Cleaning the EvaporatorImportant 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 Heat Pump Low Pressure Fault Lower pressure switch is open Low Water Level Alarm The tank is not full of waterHeat 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 Drain Maintenance Condensate Pump TroubleshootingDisposal 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.

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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.