To Next PageTo Next PageWhat to do if the trouble is reoccurring with my Mitsubishi Electric Heat Pump?
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-SHWM140YAA Heat Pump?
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-SHWM140YAA |
|---|---|
| Category | Heat Pump |
| Cooling Capacity | 14.0 kW |
| Heating Capacity | 16.0 kW |
| Coefficient of Performance (COP) | 4.0 |
| Refrigerant | R410A |
Guidelines for safe operation and maintenance before, during, and after repair services.
Specific warnings and precautions when working with R32 refrigerant.
Important warnings for installation, relocation, and service operations.
Safety checks and procedures for working with flammable refrigerants.
Checks to ensure proper function and safety of refrigeration equipment.
Guidelines on pipe thickness, flare dimensions, and torque for R32 refrigerant.
Detailed technical data for outdoor units, including power, dimensions, weight, and refrigerant.
Diagrams showing refrigerant circuits for heating and defrosting modes.
Overview of self-diagnosis check codes and initial troubleshooting actions.
Detailed table correlating check codes with abnormal points, causes, and judgments.
Troubleshooting steps for issues related to remote controller display and operation.
Troubleshooting for problems like insufficient capacity or compressor start-up delays.
