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Crucial safety guidelines for performing maintenance on the heat pump unit.
Guidelines for safe operation of the heat pump unit, including prohibited actions and warnings.
Description of different control mechanisms like Compressor, EXV, and Fan control.
List of error codes, their meanings, and potential causes for diagnosis.
Step-by-step diagnostic procedures for common error codes and malfunctions.
Detailed steps for charging refrigerant into the system, both pre-charging and when running.
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General