Manuals / Brands / Household Appliance / Water Heater / American Water Heater / Household Appliance / Water Heater

American Water Heater HPE10260H045DV, HPE10280H045DV, RESIDENTIAL HYBRID ELECTRIC HEAT PUMP WATER HEATER Wiring Diagram for Non-Relay Models

1 48

Download 48 pages, 2.1 Mb

Wiring Diagram for Non-Relay Models

Red

Black

Approved Connectors

Junction Box

Overload

Protectio

To 240v

1 Phase

Power supply

Electrical

Service ground

Circui

Breaker

Ground

Wire

Green

FIigure 11

Contents

Main RESIDENTIAL HYBRID ELECTRIC HEAT PUMP WATER HEATER Service Handbook Table of Contents Introduction: Certifications and Approvals: Tools for servicing residential electric heat pump water heater models: Supplies for servicing residential electric heat pump water heater models: Service Handbook Terms, De nitions and Formulas Safety Precautions WARNING Installation Checklist Water Heater Location Water System Piping Condensate Drain Line Installation Electrical Connections Potential Installation Issues Symptom Cause Solution Dry Fire Element Protection Powered Anode Operation Checking the Powered Anode for Proper Operation: Water Piping System Piping Installation Explosion Hazard Temperature and Pressure Relief Valve Closed System/Thermal Expansion General Service information Routine Preventive Maintenance Cleaning/Replacing the Air Filter Air Filter Cleaning/Replacement Operational Overview Heat Pump Water Heater Operation: Operating Mode Descriptions: User Interface Module Overview: Initial Start Up: Operating Your Heat Pump Water Heater Turning the Unit On: Adjusting Set Point Temperature: Selecting Operating Mode: Other Controls Page Section A of Control Board Section B of Control Board Section C of Control Board Section C of Control Board (cont) CN 211/215 UIM Communication Cable: Note: CN 208 Overload Detection: Note: SW 201 Dip Switch: Wiring Diagram for Models With Relay Approved Connectors Green L1 L2 Red Black Wiring Diagram for Non-Relay Models FIigure 11 Accessing the Maintenance Display Accessing the Maintenance Display Screen Message Meaning Interpreting the fault code history E l ement Test (Continuity Tester) I. Preparing for the Test IIA. Testing for a Burned Out Element IIB. Testing for a Grounded Element III. Completing the Test E l ement Test (OhmMeter) IIA. Testing for a Burned Out Element IIB. Testing for a Grounded Element III. Completing the Test I. Preparing for the Test Heating Element Replacement Energy Cutout (ECO) Switch Troubleshooting ECO Function and Troubleshooting: Resetting a tripped ECO: TABLE 3 Relay Number Load Check Pins Checking the ECO: Checking the Run Capacitor Powered Anode Troubleshooting and Replacement Checking the Powered Anode for Proper Operation: Removing the Powered Anode: Replacing the Powered Anode: Removing the Top Housing (Shroud): Compressor Check Flow Chart Powered Anode Check Flow Chart Page Fan Check Flow Chart Temperature Sensors Overview: Temperature Sensor Resistance Measurement: TABLE 5 Sensor Connector / Pins Chart Chart #1 Resistance vs. Temperature Charts Resistance vs. Temperature for Tank and Discharge thermistors Chart #2 Pressure-Temperature Chart for Refrigerant R-134a Chart #3 Cleaning the Evaporator Figure 18 NO HOT WATER: INSUFFICIENT HOT WATER / SLOW HOT WATER RECOVERY: HIGHER THAN EXPECTED OPERATING COSTS: DRIP FROM TEMPERATURE & PRESSURE RELIEF VALVE: (Warning: Do not plug or cap T&P discharge pipe.) OTHER: LEAKS AROUND THE ELEMENTS: Page Upper Element Connect Fault (Upper heating element circuit is open): Lower Element Connect Fault (lower heating element circuit is open): Heat Pump Connect Fault (Heat pump compressor circuit is open): Fan Connect Fault (Heat pump fan circuit is open): Ambient Temperature Sensor Short or Open or Ad Error (Ambient temperature sensor Upper Temperature Sensor Short or Open or Ad Error (Upper temperature sensor Lower Temperature Sensor Short or Open or Ad Error (Lower temperature sensor Low Water Level Alarm (The tank is not full of water): Heat Pump Low Pressure Fault (Lower pressure switch is open): Heat Pump High Pressure Fault (High pressure switch is open): Heat Pump High Temperature Fault (Compressor discharge temperature is too high): Main Control Board Crystal Fault (Main board failure): Main Control Board RAM Fault (Main board failure): Main Control Board ROM Fault (Main board failure): Main Control Board EEPROM Fault (Main board failure): Low Supply Voltage Fault (Very low input voltage): High Temperature Lock Out (ECO tripped due to excessivly high tank temperature): Condensate Drain Alarm (The installed condensate pump is not working): Power Anode Over Current (Powered anode circuit not working): Power Anode Max Current at Min PWM (Powered anode circuit not working): Power Anode Drive Voltage LT Tank Voltage (Powered anode circuit not working): Power Anode ADC Error (Powered anode circuit not working): Power Anode No Tank Voltage (Powered anode circuit not working): Power Anode No Current Sense (Powered anode circuit not working): Power Anode Wrong Voltage Feedback (Powered anode circuit not working): Draining and Filling the Water Heater D raining and F illing the Water Heater Condensate Pump Troubleshooting Condensate Drain Maintenance Disposal of Condensate Inspection/Cleaning of the Condensate Drain Pan & Condensate Drain Lines Service Parts List for 60 and 80 Gallon Heat Pump Water Heaters Item Part Number