American Water Heater RESIDENTIAL HYBRID ELECTRIC HEAT PUMP WATER HEATER User Manuals

Table of Contents

• Introduction

  3
• Certification and Approvals

  3
• Tools Required

  3
• Terms, Definitions, and Formulas

  4
• Safety Precautions

  5
• Installation Check List

  6
• Potential Issues

  7
• Dry Fire Protection / Powered Anode Operation

  8
• Water Piping System

  9
• T&P Valve / Thermal Expansion

  10
• General Service / Preventive Maintenance

  11
• Operational Overview

  12
• Operating Your Heat Pump

  13
• Control Board Overview

  14
• Control Board Section “A”

  15
• Control Board Section “B”

  16
• Control Board Section “C”

  17
• Control Board Section “D”

  18
• Wiring Diagrams

  19
• Accessing Maintenance Display

  21
• Element Test (Continuity Check)

  22
• Element Test (Ohm’s Check)

  23
• Heating Element Replacement

  24
• Energy Cutout (ECO) Troubleshooting

  25
• Run Capacitor

  26
• Powered Anode Replacement / Removing the Shroud

  27
• Component Check Flowcharts

  28
• Temperature Sensors

  32
• Resistance vs. Temperature Charts

  33
• R-134a Temperature Chart

  34
• Cleaning the Evaporator

  35
• Common Service Problems

  36
• Fault Code Troubleshooting Guide

  39
• Draining and Filling the Water Heater

  45
• Condensate Pump

  46
• Parts List

  47
• 1. Ambient / Discharge / Coil Temperature Sensor Assembly

  9007473015
• 2. Upper / Lower Temperature Sensor Assembly

  9007474015
• 3. Run Capacitor

  9007475005
• 4. Compressor Control Relay

  9007476005
• 5. Electronic Control Board

  9007477005
• 6. User Interface Module

  9007478005
• 7. Fan Assembly (complete)

  9007486005
• 8. Upper Heating Element (4.5 kW)

  9007479015
• 9. Lower Heating Element (2.0 kW)

  9003946115
• 10. Energy Cut-Off Switch (ECO)

  9007480015
• 11. J-tube, Hot Water Outlet, Stainless Steel

  9007481015
• 12. Anode, Powered, 3mm for 80-gallon models

  9007564005
• 13. Anode, Powered, 2mm for 60-gallon models

  9007324005
• 14. Air Filter

  9007482005
• 15. Compressor Wiring Harness

  409171
• 16. Fuses (2), Input power to control board, 3 Amp, 250V, slow blow, 20mm X 5mm

  9007485015
• 17. T&P Valve

  9000728015
• 18. Drain Valve, Brass, 2-inch

  9001870015
• 19. Nipple, Dielectric, PEX Lined, 3-inch

  9005883115
• 20. Element Access Cover (upper)

  409230
• 21. Element Access Cover (lower)

  409231
• 22. Personnel Protector (ECO)

  408454
• 23. Personnel Protector (element terminals)

  409195
• 24. Air Inlet Side Panel (louvered)

  409184
• 25. Air Outlet Side Panel (louvered)

  409185
• 26. Top Shroud

  409183
• 27. Element Door (EPS)

  409196