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General| Type | Heat Pump |
|---|---|
| SEER Rating | 18 |
| Refrigerant | R-410A |
| Cooling Capacity | 2-5 tons |
| Cooling Capacity (BTU/h) | 24, 000-60, 000 |
| Heating Capacity (BTU/h) | 24, 000 - 60, 000 |
| Voltage | 208/230V |
| Stages | Variable Speed |
Important notices for consumers and servicers, including safety symbols, words, and labels.
Guidelines and warnings for safely handling refrigerants, including potential hazards and EPA regulations.
Explanation of model codes for DX16TC, DX18TC condensing units and DZ16TC, DZ18TC heat pumps.
Details on model codes for DV**PTC air handlers and various indoor coil types.
Information on expansion valve kits and electric heat kit applications for various models.
Description of condensing unit components, scroll compressor operation, and design characteristics.
Overview of the Communicating Unitary Control (UC) PCB and its system integration.
Explanation of the refrigeration cycle in cooling and heating modes for heat pumps.
Details on defrost cycle control and continuous fan operation modes.
A chart outlining possible causes and remedies for cooling and heat pump operational issues.
Procedures for checking electrical system voltage, wiring, and transformer.
Information on interpreting diagnostic codes for air handlers and system troubleshooting.
Methods for testing compressor windings, ground faults, and unloaders.
Guidelines for leak testing, evacuation, and charging refrigeration systems.
Detailed wiring diagrams for various unit models including DV/MBVC, 3-Phase Heat Kit, and DX/DZ models.
