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Residential 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. 7 Digit product number

3. Serial number

4. Date of installation

5. Place of Purchase

Table of Contents Page

317252-002

April 2012

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

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

Consumer Information ................................................................ 3

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

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

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

Confined Space Installation.......................................................5-6

Water System Piping ................................................................7-8

Temperature & Pressure Relief Valve .....................................9-10

Electrical Requirements ....................................................... 10-11

Installation Checklist .............................................................................. 12

Operating Your Water Heater ...........................................................13-15

Before Using ............................................................................. 13

Water Temperature Regulation ................................................. 13

Adjusting the User Interface Module/ Operational Mode .......... 14

Operational Conditions ............................................................. 15

Maintenance of Your Water Heater ..................................................

16-17

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

Draining and Flushing ................................................................

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

16-17

Cleaning the Heat Pump ........................................................... 17

Diagnostic Codes .................................................................................. 18

Troubleshooting Chart ........................................................................... 19

Repair Parts Illustration ......................................................................... 20

Notes... ..............................................................................................21-22

Содержание Residential Electric Heat Pump

Страница 1: ...ater Heater 3 9 Consumer Information 3 Consumer Responsibilities 3 Unpacking Instructions 3 4 Location Requirements 4 Confined Space Installation 5 6 Water System Piping 7 8 Temperature Pressure Relief Valve 9 10 Electrical Requirements 10 11 Installation Checklist 12 Operating Your Water Heater 13 15 Before Using 13 Water Temperature Regulation 13 Adjusting the User Interface Module Operational M...

Страница 2: ...s 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 through the pipe as the water begins to flow There should be no smoking or...

Страница 3: ...le 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 an 850 watt compressor and external coil heat exchanger with backup electric elements See Figure 1 When in Efficiency Mode the heat pump draws heat from the ambient air in the room and transfers ...

Страница 4: ...n 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 See Table 1 IMPORTANT The water heater must have unresticted airflow and requires a minimum installation space of 750 cubic feet As an examp...

Страница 5: ... the building structure through one or more louvered grills or through a fully louvered door leading into the confined space The alternate location from where inlet air will be derived must provide a minimum of 750 cubic feet of space when using this installation method When the Outlet Duct Kit is installed outlet air from the unit is redirected to an alternate location The alternate location to w...

Страница 6: ...aightly as possible there must be no kinks or flattening of the ductwork 10 The Outlet Duct Kit and connected ductwork must redirect outlet air from the unit to a location other than the confined installation space The alternate location to where the outlet air is redirected must be a minimum of 750 cubic feet ITEM LOUVERED GRILL CONFINED SPACE CONFIGURATION door or wall MINIMUM SPACE cubic feet 6...

Страница 7: ...nce as shown in Figure 5 5 If installing the 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 d...

Страница 8: ...des Use appropriate primer and glue to cement the condensate drain lines to the heat pump drain pan NOTE The heat pump drain pan is ABS and the two condensate drain pipes should be PVC If a condensate pump is installed it should shut off the heat pump in the event the condensate pump fails or the float switch in the pump activates See Condensate Pump Installation section Closed System Thermal Expa...

Страница 9: ...lve 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 recommended that the discharge pipe be terminated at an adequate drain inside the building Shall be of material listed for hot water distribution Shall be installed to allow complete drainage of both the valve and discharge line Temperature Pressure R...

Страница 10: ... with water and all air is purged from the tank before making any electrical connections See Draining and Flushing Section 2 Turn off power to the electrical wiring for the water heater at the circuit breaker fuse box 3 Remove the left louvered access panel when facing the water heater by loosening the screws securing it to the water heater See figure 8 4 Loosen the screws securing the electrical ...

Страница 11: ...er 8 Press the power button to turn the water heater on and select the desired operational mode After about 8 minutes the heat pump will turn on 9 Test the operation of the shut off switch by unplugging the condensate pump and filling the condensate reservoir with water until the float switch opens the circuit 10 The heat pump should turn off and the error code CONDENSATE DRAIN ALARM will appear o...

Страница 12: ...ltered from freezing See Figure 5 All piping 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 INSTALLATION CHECKLIST Mixing valve when applicable installed per manufacturer s instructions See Water Temperature Regulation section Condensate Drain L...

Страница 13: ...hing 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 Temperature limiting valves are availab...

Страница 14: ...duced recovery time This mode uses the heat pump as the primary heating source The heating element will heat water if demand exceeds a predetermined level so that the set point temperature can be recovered more quickly EFFICIENCY Efficiency Mode Is the most energy efficient mode This mode uses the heat pump to heat water in the tank The elements are not used unless the ambient operating temperatur...

Страница 15: ...r heater sounds or noises may be heard These noises are common and may result from the following 1 Normal expansion and contraction of metal parts during periods of heat up and cool down 2 Sediment buildup on or around the elements could create varying amounts 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 ...

Страница 16: ...PORTANT Do not turn on power to the water heater unless it is completely filled with water To ensure that the tank is full open a hot water faucet and allow the water to run until the air is purged and the water flows uninterrupted from the faucet 8 Press the power button to turn the water heater on NOTE The water heater will conduct a system diagnostic prior to operation If the water heater is go...

Страница 17: ...Air Filter Remove and inspect clean if needed and reinstall Condensate drain pan and condensate lines The lower metal drain pan for standing water which may indicate a clogged condensate drain pan condensate lines or plumbing leak Leaking or damaged water piping Presence of corrosive materials in the installation area Presence of combustible materials near the water heater After servicing this wat...

Страница 18: ...g 1 Contact a qualified person to service the unit LOWER TEMP SENSOR SHORT OR OPEN OR AD ERROR 1 Lower Temperature Sensor is not functioning 1 Contact a qualified person to service the unit DISCHARGE TEMP SENSOR SHORT OR OPEN OR AD ERROR 1 Discharge Temperature Sensor is not functioning 1 Contact a qualified person to service the unit COIL TEMP SENSOR FAULT OR AD ERROR 1 Coil Temperature Sensor is...

Страница 19: ...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 piping 7 Sediment or scale build up in tank 1 Decrease set point temperature see Adjusting the User Interface Mod...

Страница 20: ... Valve 15 Element Terminal Cover 16 ECO Cover 17 Control Board 18 Compressor ECO Relay 19 EPS Cover 20 Ambient Coil Discharge Temperature Sensor 21 Upper Lower Tank Temperature Sensor 22 Run Capacitor 23 Control Board Module Fuses 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 gi...

Страница 21: ...21 NOTES ...

Страница 22: ...WHIRLPOOL is a registered trademark of Whirlpool U S A 2010 Whirlpool Corporation All rights reserved Manufactured under license by American Water Heater Company Tennessee Warranty provided by Manufacturer ...

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