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Need help?Do you have a question about the Goodman ComfortNet ASXC180361AC and is the answer not in the manual?
Describes the defrost cycle control for ComfortNet™ systems.
Chart for diagnosing cooling/heat pump issues with causes and remedies.
Procedure for checking system voltage and locked rotor voltage.
Explains the ComfortNet™ system and thermostat interaction.
Guidance on troubleshooting network communication issues.
Chart for diagnosing communication problems using LED indicators.
Diagnostic codes for PCBJA101/102 air handler control boards.
Diagnostic codes for PCBJA104 air handler control boards.
Diagnostics for Copeland Comfort Alert™ on unitary controls.
Lists symptoms of abnormal operation for different thermostat types.
Diagnostic codes for unitary control modules.
Procedure to test the high pressure control switch operation.
Method for checking capacitor health using a digital multimeter.
Steps for diagnosing Emerson Ultratech™ ECM motors.
How to adjust ECM motor CFM settings using dipswitches.
Safety warnings and initial steps for checking a compressor.
Procedure for testing compressor winding resistance.
Procedure for testing compressor windings for ground faults.
Steps to verify the operation of the unloader system.
Procedure for testing compressor operation when other tests fail.
Troubleshooting steps for the reversing valve and its solenoid.
Procedure for testing the defrost control sequence.
How to test outdoor and coil temperature sensors.
Overview of the electronic control for AVPTC/MBVC models.
Steps for troubleshooting data line voltage and bias switches.
Explains the defrost cycle operation for heat pump systems.
Procedure for checking heater limit controls.
Steps to check the fuse link on optional electric heaters.
Procedure for checking the continuity of heater elements.
General practices for refrigeration system repair, including brazing.
Methods for leak testing refrigeration systems using nitrogen.
Procedure for evacuating the system to remove air and moisture.
Steps for properly charging the refrigeration system.
Critical warnings regarding refrigerant handling and system operation.
Method to check compressor efficiency by examining scroll flanks.
Symptoms and checks for overfeeding by the expansion valve.
Symptoms and checks for underfeeding by the expansion valve.
Explanation of superheat and its importance in system operation.
Steps for diagnosing and addressing compressor burnout.
General