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General| Model | 38QUS028D8S4 |
|---|---|
| Refrigerant | R410A |
| Phase | 1 |
| Power Supply | 60Hz |
| Net Weight (Outdoor) | 121.3 lbs |
| Cooling Capacity | 28000 BTU |
| Voltage | 208/230V |
| Compressor Type | Inverter |
| Operating Temperature (Cooling) | 14 to 122 °F |
General safety instructions, warnings, and cautions to prevent injury and damage.
Guidelines for safe refrigerant servicing, leak detection, evacuation, and addition.
Overview of indoor unit types (cassette, ducted, console) and their specific features.
Details outdoor unit models, dimensions, compressors, and key features.
Provides dimensions and required service space for all unit types.
Illustrates electrical connections for various indoor and outdoor unit models.
Depicts refrigeration circuits for different inverter drive configurations.
Specifies operating temperature limits and details various operational modes and functions.
Explains electronic functions, display icons, protections, and operational modes.
Lists and explains error codes for indoor and outdoor units, with troubleshooting flowcharts.
Guides on checking main parts, sensors, compressors, and IPM modules.
Covers torque, cables, piping, and service space for proper installation.
Details air purging, refrigerant addition, system evacuation, and re-installation procedures.
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