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General| Brand | Midea |
|---|---|
| Model | MDV-900W/DRN1-i(C) |
| Category | Air Conditioner |
| Language | English |
Provides detailed technical specifications for outdoor units, compressors, and fans.
Presents cooling capacity data for different temperature conditions and combination ratios.
Presents detailed heating capacity data under various indoor/outdoor conditions.
Details the steps for selecting indoor and outdoor units based on cooling load.
Provides guidelines for choosing an appropriate installation location for the outdoor unit.
Explains requirements for a solid and level base for the outdoor unit.
Covers valve instructions, piping lengths, selection, and examples for refrigerant lines.
Covers power supply, signal wiring, and connection examples for indoor/outdoor units.
Identifies components within the outdoor unit's electric control box.
Details the function of various ports on the main control board.
Explains system settings using dial switches and SW query instructions.
Lists error codes, their types, and corresponding notes for troubleshooting.
Provides diagnostic flowcharts for common errors like communication, phase, and sensor issues.
Fault diagnosis for communication issues between outdoor units.
Troubleshooting steps for incorrect phase sequence errors.
Diagnosing communication errors between indoor and master units.
Steps to troubleshoot sensor errors related to pipe and ambient temperature.
Troubleshooting for communication errors involving specific chips and transformers.
Steps to diagnose errors related to a decrease in the number of indoor units.
