Whirlpool Hybrid Electric Heat Pump Water Heater Manual Download

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Hybrid Electric

Heat Pump Water Heater

Installation

Instructions and

Use & Care Guide

To obtain technical, warranty or service assistance during or after

the installation of this water heater, call toll free

1-877-817-6750

When calling for assistance, please have the following
information ready:

1. Model number

2.10 Digit product number

3. Serial number

4. Date of installation

5. Place of Purchase

Water Heater Safety ............................................................................... 2

Installing Your Water Heater ................................................................. 3-9

Consumer

Information

................................................................ 3

Consumer Responsibilities ......................................................... 3

Unpacking Instructions ............................................................ 3-4

Location Requirements ............................................................... 4

Water System Piping.................................................................5-6

Temperature & Pressure Relief Valve ....................................... 7-8

Electrical

Requirements

............................................................ 8-9

Installation Checklist .............................................................................. 10

Operating Your Water Heater ........................................................... 11-14

Before Using ............................................................................. 11

Water Temperature Regulation ................................................. 11

Adjusting the User Interface Module/Operational Modes .......... 12

Operational

Conditions

........................................................ 13-14

Maintenance of Your Water Heater .................................................. 15-16

Routine

Maintenance

................................................................. 15

Temperature and Pressure Relief Valve .................................... 15

Draining and Flushing ........................................................... 15-16

Heating Element Replacement .................................................. 16

Diagnostic Codes .................................................................................. 17

Troubleshooting Chart ........................................................................... 18

Repair Parts Illustration ......................................................................... 19

Table of Contents

Page

326883-002

March, 2014

LOW LEAD

CONTENT

Summary of Contents for Hybrid Electric Heat Pump Water Heater

Page 1: ...ion 3 Consumer Responsibilities 3 Unpacking Instructions 3 4 Location Requirements 4 Water System Piping 5 6 Temperature Pressure Relief Valve 7 8 Electrical Requirements 8 9 Installation Checklist 10 Operating Your Water Heater 11 14 Before Using 11 Water Temperature Regulation 11 Adjusting the User Interface Module Operational Modes 12 Operational Conditions 13 14 Maintenance of Your Water Heate...

Page 2: ... not been used for a long period of time 2 weeks or more Hydrogen gas is extremely flammable To reduce the risk of injury under these conditions it is recommended that the hot water faucet be opened for several minutes at the kitchen sink before using any electrical appliance connected to the hot water system When hydrogen is present there will probably be an unusual sound such as air escaping thr...

Page 3: ... When referring to your water heater always have the information listed on the data plate readily available to include the model and serial number Retain your original receipt as proof of purchase Basic Operation Fundamentals The Heat Pump Water Heater HPWH is an integrated heat pump water heater unit having a compressor and external coil heat exchanger with backup electric elements Figure 1 When ...

Page 4: ...le and install this product After installation dispose of recycle all packaging materials Location Requirements Site location Select a location near the center of the water piping system The unit must be installed indoors and in a vertical position on a level surface The flooring beneath the water heater must be able to support the weight of the water heater when filled with water Table 1 IMPORTAN...

Page 5: ...e water heater in a closed water system install an expansion tank in the cold water line as specified under Closed System Thermal Expansion 6 Install a shut off valve in the cold water inlet line It should be located close to the water heater and be easily accessible Know the location of this valve and how to shut off the water to the heater 7 Install a discharge line from the temperature and pres...

Page 6: ... 7 8 Turn on electrical power to the water heater 9 Select the efficiency mode After about 8 minutes the user interface module will display repetitively during this period the heat pump will turn on if the ambient temperature and water temperature meet the heat pump requirement 10 Test the operation of the shut off switch by unplugging the condensate pump and filling the condensate reservoir with ...

Page 7: ... valve Failure to follow these instructions can result in death or explosion WARNING Most public water systems in North America are required to prevent water flowing from points of use residences businesses etc back into the supply system in order to maintain water quality To accomplish this back flow preventers such as check valves are installed in the water line going to each point of use Typica...

Page 8: ...ate of the water heater The Discharge Line Shall not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line Shall not be capped blocked plugged or contain any valve between the relief valve and the end of the discharge line Shall terminate a maximum of six inches above a floor drain or external to the building In cold climates it is recommen...

Page 9: ...ices rated at 30 amperes Figure 10 Junction Box Power Supply Connector Black Wire Red Wire Green Ground Wire 1 2 Conduit Opening Green Ground Screw The conduit or tubing is terminated in fittings approved for grounding For complete grounding details and all allowable exceptions refer to the current edition of the National Electrical Code NFPA 70 4 A standard 1 2 conduit opening has been made in th...

Page 10: ...properly installed and free of leaks Heater completely filled with water See Water Piping System section Closed system pressure buildup precautions installed See Closed System Thermal Expansion section Mixing valve when applicable installed per manufacturer s instructions See Water Temperature Regulation section Condensate Drain Line Installation INSTALLATION CHECKLIST Must be located with access ...

Page 11: ...ccess panel Reset the ECO by firmly pushing in the red reset button located on the ECO block If the ECO continues to shut off the water heater contact a qualified person for service Water Temperature Regulation Water temperature over 125 F can cause severe burns instantly or death from scalds Children disabled and elderly are at highest risk of being scalded Feel water before bathing or showering ...

Page 12: ...l not operate Similarly if the water temperature in the tank is less than 59 F 15 C the heat pump will not operate The unit will operate in electric mode until ambient and water temperatures return to the safe operating range of the heat pump Hybrid Mode This is the default recommended setting combining high energy efficiency with reduced recovery time This mode uses the heat pump as the primary h...

Page 13: ...mounts of noise and may cause premature tank failure Drain and flush the tank as directed under the Draining and Flushing section 3 The heat pump compressor or fan running Stacking Stacking occurs when a series of short hot water draws 3 gallons or less are made This causes increased cycling of the heat pump and or heater elements and can result in increased water temperatures at the hot water out...

Page 14: ...e the water tank 3 Drain approximately 5 gallons of water from the tank Refer to Draining and Flushing for proper procedures Close drain valve 4 Remove old anode rod 5 Use Teflon tape or approved pipe sealant on threads and install new anode rod 6 Turn on water supply and open a nearby hot water faucet to purge air from water system Check for any leaks and immediately correct any if found 7 Restar...

Page 15: ...r the water heater annually After servicing this water heater check to make sure it is working properly See Operating Your Water Heater section of this manual IMPORTANT If you lack the necessary skills required to properly perform this visual inspection you should not proceed but get help from a qualified person Air Filter Maintenance The heater will monitor the heat pump operation status and indi...

Page 16: ...n the ones specified for the upper and or lower element IMPORTANT Using an element greater than 4500 watts will damage the water heater and void the warranty 1 Turn off the power to the water heater 2 Drain the water heater as directed in the Draining and Flushing section 3 Remove the access cover s then take off the white fiber dam 4 Remove the protective plastic cover s over the elements from th...

Page 17: ...or E11 Heat Pump Coil Temperature Sensor is not functioning E40 or E41 Heat Pump Discharge Temperature Sensor is not functioning Edr Not enough water in the tank tank not full Fill completely Open all hot water taps in home and run until water uninterupted flows from all open hot water taps EPL Power supply voltage is too low Check the power supply to the unit and make sure it is higher than 204V ...

Page 18: ... connection is at the top 5 Insulate exposed piping 6 Repair hot water leaks 7 Call qualified person for service 8 Drain and flush tank Water conditioning may be necessary to minimize build up HIGH OPERATION COSTS 1 Temperature set point too high 2 Air filter dirty 3 Electric mode selected 4 Water connections to unit reversed 5 Heat lost thru long run of exposed pipe 6 Hot water leak at faucet or ...

Page 19: ...mperature Sensor 13 Upper Lower Tank Temperature Sensor 14 Fan Shroud 15 Condensate Drain Connection Cover 16 Electronic Expansion Valve Coil 17 Start Capacitor 18 Relay Kit REPAIR PARTS Repair parts may be ordered through your plumber local distributor home improvement center or by calling 1 800 527 1953 When ordering repair parts always give the following information 1 Model serial and product n...

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