To Next PageTo Next PageWhat to do if the trouble is reoccurring with my Mitsubishi Electric PUD-SHWM140VAA?
If the trouble with your Mitsubishi Electric Heat Pump is reoccurring, you should determine the issue and take corrective action according to the self-diagnosis action table. Additionally, conduct troubleshooting to ascertain the cause of the problem.
What to do if the trouble is not reoccurring on my Mitsubishi Electric PUD-SHWM140VAA?
If the trouble is not reoccurring with your Mitsubishi Electric Heat Pump, consider temporary defects such as the activation of protection devices in the refrigerant circuit (including the compressor), poor wiring connections, or noise. Re-check the symptom, and inspect the installation environment, refrigerant amount, and weather conditions when the trouble occurred, as well as anything related to wiring. If the cause is not ascertained, continue to operate the unit for the time being. Also, reset check code logs and restart the unit after finishing service. Moreover, re-check the abnormal symptom. Conduct troubleshooting to ascertain the cause of the trouble. Note that there might be no abnormality in electrical components, controller board, or remote controller.
General| Model | PUD-SHWM140VAA |
|---|---|
| Type | Heat Pump |
| Cooling Capacity | 14.0 kW |
| Heating Capacity | 16.0 kW |
| Coefficient of Performance (COP) | 4.0 |
| Refrigerant | R410A |
| Power Source | Electric |
| Weight | 120 kg |
| Category | Heat Pump |
| Operating Temperature Range (Cooling) | -10°C to 46°C |
| Operating Temperature Range (Heating) | -20 to +21 °C |
| Power Supply | 380-415V, 50Hz |
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Essential safety rules to follow before and during service operations, including tool preparation and electrical precautions.
Critical warnings and handling precautions for R32 refrigerant, covering pipe cleaning, tools, and refrigerant use.
General warnings and guidelines applicable to all service activities, including unit alteration, installation, and refrigerant handling.
Specific safety cautions to be observed during service procedures, such as refrigerant recovery and filter drier replacement.
Safety measures and handling precautions specific to R32 refrigerant units, covering work area and equipment checks.
Technical data and specifications for the outdoor unit models, including electrical, physical, and refrigerant details.
Procedure for safely collecting refrigerant from the system before maintenance or disposal.
Summary of self-diagnosis and problem-solving steps based on unit conditions and check codes.
Table for diagnosing abnormalities detected upon unit power-on, including causes and judgment actions.
Addressing common operational issues, symptoms, and their solutions, such as abnormal sounds or performance.
