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General| SEER Rating | Up to 16 |
|---|---|
| Refrigerant | R-410A |
| Phase | 1 |
| Sound Level (Outdoor Unit) | 72 dB |
| Type | Air Source |
| Cooling Capacity | 24000 BTU/h |
| HSPF Rating | 9.0 |
| Compressor Type | Single Stage |
| Voltage | 208/230V |
Explains the two-stage capacity control mechanism in ComfortNet models.
Details the UC PCB's role in ComfortNet systems and its features.
Details the refrigeration cycle during cooling mode operation.
Explains the defrost cycle control for ComfortNet systems.
Explains the system operation during heating mode.
Provides a guide to diagnose cooling and heat pump system issues.
Step-by-step procedure for checking system voltage.
Guidance on troubleshooting network communication issues.
Procedure to test the high-pressure control switch.
General safety and procedures for checking compressor integrity.
Procedure to test the operation of the unloader solenoid.
Procedure to test compressor operation and identify failure causes.
How to test outdoor air and coil temperature sensors.
Detailed steps for cooling operation in ComfortNet systems.
Details heating operation based on outdoor temperature.
Details on expansion valve systems and charging methods.
How to check compressor efficiency by examining scroll flanks.
How to test the operation of the expansion valve.
Diagnostic information for Copeland Comfort Alert on UC controls.
Procedure to test compressor winding resistance.
Steps to diagnose issues with the reversing valve and solenoid.
Guide to troubleshooting data line voltage and bias switch settings.
Explains the operation sequence of the system.
Operation sequence for auxiliary and emergency heat modes.
Explains the defrost cycle operation for heat pumps.
Guidelines for charging units with adjustable expansion valves.
Procedure for checking superheat in the refrigeration system.
Procedure for identifying and fixing restricted liquid lines.
How to perform a ground test on the compressor.
Operation sequence for heat pump systems.
Method for checking subcooling in the refrigerant system.
Symptoms and correction for refrigerant overcharge.
How to detect and remove non-condensables from the system.
Lists diagnostic codes for specific air handler control boards.
Lists diagnostic codes for PCBJA104 air handler control boards.
Comprehensive table of diagnostic codes for HVAC systems.
Method for leak testing refrigeration systems using nitrogen.
How to check compressor efficiency and identify faulty units.
General practices and safety precautions for refrigeration system repairs.
Procedure for evacuating the refrigeration system.
Steps to diagnose and clean up after a compressor burnout.
Steps for correctly charging the refrigeration system.
