Haier GE AZ45E07EACW5 Technical Service Manual Download Page 1

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2019 Zoneline Air Conditioner

Technical Service Guide

July 2019

31-9303

Rev. 2 ~

11/18/20

AZ45E07EACW5

AZ45E07EACW6

AZ45E09EACW5

AZ45E09EAPW5

AZ45E12EACW5

AZ45E12EACW6

AZ45E12EAPW5

AZ45E15EACW5

AZ45E15EACW6

AZ45E15EACW7

AZ65H07EACW5

AZ65H07EADW5

AZ65H07EBMW5

AZ65H09EACW5

AZ65H09EADW5

AZ65H09EBMW5

AZ65H12EACW5

AZ65H12EACW6

AZ65H12EACW7

AZ65H12EADW5

AZ65H12EADW6

AZ65H12EADW7

AZ65H12EBMW5

AZ65H12EBMW6

AZ65H12EBMW7

AZ65H15EACW5

AZ65H15EACW6

AZ65H15EACW7

AZ65H15EADW5

AZ65H15EADW6

AZ65H15EADW7

Summary of Contents for GE AZ45E07EACW5

Page 1: ...2EACW5 AZ45E12EACW6 AZ45E12EAPW5 AZ45E15EACW5 AZ45E15EACW6 AZ45E15EACW7 AZ65H07EACW5 AZ65H07EADW5 AZ65H07EBMW5 AZ65H09EACW5 AZ65H09EADW5 AZ65H09EBMW5 AZ65H12EACW5 AZ65H12EACW6 AZ65H12EACW7 AZ65H12EADW...

Page 2: ...trical power is required for diagnosis or test purposes disconnect the power immediately after performing the necessary checks RECONNECT ALL GROUNDING DEVICES If grounding wires screws straps clips nu...

Page 3: ...de 12 Fan Cycle Operation 13 Fan Cycle Resistance Heating Mode 14 Fan Cycle Heat Pump Mode 15 Constant Fan 16 Random Restart 17 Freeze Prevention for Indoor Coil Cooling 19 Indoor Coil Overheat Protec...

Page 4: ...ain Board 31 Fault Codes 32 Service Mode 34 Accessing Control 35 Low Voltage Transformer 36 Service Main Board 37 User Interface 39 Air System 40 Fan Motors 40 Indoor Fan Motor 40 Indoor Blower Wheel...

Page 5: ...ve 51 Service Replacement Valve Assembly 52 Sealed System Common 52 Sealed System Refrigerant Flow Cooling 53 Sealed System Refrigerant Flow Heating 54 Recovery Process 55 Charging Summary 56 Refriger...

Page 6: ...oes for all repairs Step 1 Plan and Prepare Step 4 Apply LOTO device and lock Step 2 Shut down the appliance Step 5 Control discharge stored energy Step 3 Isolate the appliance Step 6 Try It verify th...

Page 7: ...of 120 F and 45 F evaporator saturation temperature will have a high side pressure of approximately 500 psi and a low side pressure of approximately 150 psi 5 16 in socket or drive most screws are 5...

Page 8: ...ce Heat Universal Power Connection A These models use power cord kits heater size determined by a power cord kit B These models use power cord kits heater size determined by a power cord kit and have...

Page 9: ...and outdoor fan run AZ6500 In the cooling mode the compressor indoor fan and outdoor fan run The reversing valve is energized throughout the entire cooling cycle Heating AZ4500 In the heating mode AS...

Page 10: ...time Upon initial start up or resumption after a power interruption Stage 3 Heater A and Heater B are energized at full power to generate heat until the room temperature rises to the temperature setti...

Page 11: ...TERS A AND B ONLY When the room temperature falls below 2 7 F from the temperature control setpoint the heat pump operation will stop Stage 3 heating is activated based on power cord for all outdoor t...

Page 12: ...nd the Heat Pump modes remain off Boost Heat Mode AZ6500 Series ONLY When the Boost Heat Auxiliary set button is enabled and the outdoor temperature is above 25 F the first stage heat heat pump only i...

Page 13: ...seconds before the compressor and outdoor fan are turned on The indoor and outdoor fan runs continuously for a short period of time approximately 30 seconds after the compressor and outdoor fan are tu...

Page 14: ...OFF mode the indoor fan will continue to operate for 6 seconds after the user has stopped the Zoneline in order to dissipate the heat inside the Zoneline In the heating mode the indoor fan shall be de...

Page 15: ...N 6 sec 3 sec AZ6500 series ONLY The indoor fan is turned on 3 seconds before the compressor and outdoor fan is turned ON The outdoor fan and the compressor are turned ON at the same time The indoor f...

Page 16: ...ion control Any time a fan is energized the control checks that the fan reaches the target RPM speed 150 RPMs If the target cannot be met the fan motor will shut down for 15 minutes and will set a fau...

Page 17: ...nt from the building to help prevent a second power outage The controls will revert to settings established prior to the outage The Random Restart function is effective in the Class 2 mode Random Rest...

Page 18: ...ver a 3 to 20 seconds timing period Cool Mode Heat Mode Stop Mode Compressor Run Power Down Heat Pump Operation 3 mins Power Recovered Range Stop Fan Operation Quick Heat Recovery Compressor Run Power...

Page 19: ...t running again when the coil temperature reaches 50 F or above The safety restarting function will prevent the compressor restarting if the minimum 3 minute shutdown time period has not elapsed The i...

Page 20: ...rature is too high for heat pump operation The temperature of the indoor coil is monitored and if it rises above 131 F the control stops the outdoor fan The Zoneline will resume normal operation when...

Page 21: ...ature is satisfied 3 Wait for compressor off time 3 minutes to be satisfied 4 Run reverse cycle defrost cooling mode without fans until either The outdoor coil temperature rises to 68 F or The total e...

Page 22: ...ase pan into a collector tray positioned above the indoor coil The collected condensate will then drain from the tray onto the warm indoor coil where it is evaporated into the room atmosphere If an ex...

Page 23: ...er being able to change the operating mode of the Zoneline While the Zoneline is operating in the desired mode press and hold the Display On Off button for 10 seconds to lock the control to this setti...

Page 24: ...o set up various configurations The display has a number 0 in the left digit and the setting in the right digit The heat and cool LED s are also used On entry the display shows AU Pressing MODE steps...

Page 25: ...ne External Fan Field Installed Remote Thermostat The Remote Thermostat Connectors are included with each Zoneline If required order a replacement Part WP26X24981 When connected to a remote thermostat...

Page 26: ...rature The outlet air thermistor is mounted on the air deflector to sample the outgoing air temperature Indoor Thermistor Resistance ohms All Zoneline heat pump models have two indoor thermistors and...

Page 27: ...ed relays for the selected cycle The main board also has a DC power supply to provide the needed DC voltage to run the indoor and outdoor fan motors Personality is programmed into the board at the tim...

Page 28: ...and 30 amp cords will have a separate heater enabling jumper that plugs into the main board which limits the heater wattage according to house supply limitations If this jumper is not connected the he...

Page 29: ...ft portion of the main board Indoor Thermistors RJ 45 A RJ 45 connector is mounted to the front of the main control board next to the red auxiliary set button of the main board to provide a way to eas...

Page 30: ...r DLB Relay J305 ICR Pump J304 Reversing Valve Coil AC Input plug J101 voltage select jumper Jumper between 1 and 2 230V Jumper between 1 and 3 265V This jumper provide voltage to 24 VAC transformer a...

Page 31: ...ms Indoor Fan Motor J103 pin 1 and pin 2 blue to yellow J103 Pin 3 and pin 4 white to black 38 5k ohms approximately J103 pin 3 through pin 6 white to red J103 pin 4 through 6 black to red Outdoor Fan...

Page 32: ...al thermostat wiring Applied signal is not valid and has been constant for 30 seconds No external control of fans heat or cooling Internal control operation only Clears once a valid signal is received...

Page 33: ...d Maku Up air module F17 Outlet thermistor failure Fault clears when thermistor reads value other than short circuit or open circuit No resistance heating available F18 Outlet temperature overheat The...

Page 34: ...0 seconds 7 S5 Indoor Outlet Air Thermistor temperature will be displayed between 9 F and 99 F 8 UI User Interface Test Run the LED test sequence 9 So Software version is displayed AZ6500 1 CL Cooling...

Page 35: ...e the protective shield and discharge the capacitor with proper insulated pliers and electrically rated gloves before attempting service To access the control connectors or remove the control release...

Page 36: ...l will need to be replaced Low Volt Transformer Diagnosing To verify Low Volt Transformer operation AC Volts may be checked on the Remote Thermostat Connector J401 pins 1 7 24 VAC is normal To diagnos...

Page 37: ...37 Service Main Board Personality Settings...

Page 38: ...utton to save and exit then verify proper operation Switch S501 4 ON Make up air module equipped Switch S502 3 and S502 4 Are currently not used Switch S502 2 ON 265V model only Outlet Air Thermistor...

Page 39: ...board There is a ferrite bead that the harness connecting the boards wraps around to minimize Electro Magnetic Interference EMI Three screws secure the User Interface Control assembly to the chassis...

Page 40: ...e blower wheel inserts into a bearing assembly The main board supplies high voltage DC to drive the fan motor and receives speed feedback from the motor The motor is secured with a bracket and two scr...

Page 41: ...y The image above shows proper placement of the bearing Failure to install properly will result in a noise complaint Remove six screws to remove the end cap to access the bearing assembly Two screws a...

Page 42: ...fan shroud and motor assembly are attached to the base pan and outdoor coil assembly with twelve screws and a sleeve that slides over the shroud and outdoor coil assembly NOTE An extension will make...

Page 43: ...an blade which is attached to the motor shaft with a 3 8 in regular thread nut The motor is secured to the outdoor shroud with four 5 16 in hex head shoulder bolts NOTE If the wire clip found below th...

Page 44: ...switches to protect the circuit two are cycling resettable thermal switches and the one is a one shot thermal switch Features may vary depending model number throughout this Service Guide The heater...

Page 45: ...end cap to access the heater assembly Two screws are used to secure the bracket attached to the indoor coil and end cap After disconnecting the wire harness from the board and removing one ground scr...

Page 46: ...water is also collected in base pan but because outdoor temperatures may drop below freezing the water level could cause the outdoor fan blade to freeze in the pan To prevent this from occurring a the...

Page 47: ...s feature is called a Make Up Air Module The feature includes a self contained sealed system and control module with a motorized duct door system This feature allows outdoor air to be conditioned and...

Page 48: ...After 30 seconds the compressor will cycle on if temperature and humidity requirements have been met If the control detects the sealed system is not operating correctly Fault Code 23 will be set and...

Page 49: ...d to the CDC connector can open close the circuit to stop operation of the Zoneline when closed and when open the Zoneline is operational The CDC connector can be used with an occupancy detection syst...

Page 50: ...w of refrigerant and a check valve to balance the system are parts of the sealed system A tank or receiver is part of some sealed systems in the Zoneline models The tank allows for expansion of the re...

Page 51: ...ill be in the heating mode The solenoid coil attaches to the valve body with a 5 16 in hex head bolt The 265 volt coil has blue wires and measures approximately 3 23k ohms Reversing Valve Shown with s...

Page 52: ...g valve assemblies will come complete with tubing so excess heat will not be applied to the valve body Tank On 7k and 9k heat pump models a receiver tank is included in the sealed system This tank is...

Page 53: ...53 Sealed System Refrigerant Flow Cooling Features may vary depending on model number throughout this Service Guide...

Page 54: ...54 Sealed System Refrigerant Flow Heating Features may vary depending on model number throughout this Service Guide...

Page 55: ...pen Vapor Port Closed High Side Tap Valve WX5X328 Recovery Process High Pressure Switch On Filter 410A Recovery Cylinder Recovery Hose Hook Ups Complete charging and recovery information for R410A is...

Page 56: ...ce Guide 31 9192 Model R410a oz AZ45E07EACW5 29 oz AZ45E09EACW5 36 oz AZ45E12EACW5 31 oz AZ45E15EACW5 35 oz AZ65H07EACW5 29 oz AZ65H07EADW5 29 oz AZ65H07EBMW5 29 oz AZ65H09EACW5 36 oz AZ65H09EADW5 36...

Page 57: ...57 Schematic Wiring Diagram Features differ by Model All features shown may not be on all models...

Page 58: ...udes junction box RAK330D Direct Connect Pigtail 208 230 v 30 A includes junction box RAK515P Short Power Cord 265 v 15 A RAK520P Short Power Cord 265 v 20 A RAK530P Short Power Cord 265 v 30 A RAK515...

Page 59: ...1 M Make Up Air Module 47 Mini Manual location 8 Model Serial location 8 N Nomenclature 8 O outdoor fan blade 7 46 outdoor fan motor 33 42 43 Outdoor fan shroud 42 P Personality 27 Power Cord 58 R Re...

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