Why does my Mitsubishi Electric Mr.Slim PUHZ-ZRP71VHA2 Air Conditioner say 'PLEASE WAIT'?
If your Mitsubishi Electric Air Conditioner displays a 'PLEASE WAIT ? check code' message, it may indicate that the connector for the outdoor unit’s protection device is not connected, or there is reverse or open phase wiring for the outdoor unit’s power terminal block. You should check the connection and wiring for the outdoor unit’s protection device.
What to do if the trouble with my Mitsubishi Electric Mr.Slim PUHZ-ZRP71VHA2 is not reoccurring but is logged?
If the trouble with your Mitsubishi Electric Air Conditioner is not reoccurring but is logged, consider temporary defects such as the activation of protection devices in the refrigerant circuit (including the compressor), poor wiring connections, or electrical noise. Re-check the symptom, and check the installation environment, refrigerant amount, weather when the trouble occurred and wiring. After finishing service, reset check code logs and restart the unit. Note that this may also indicate that there is no abnormality in electrical components, the controller board, or the remote controller.
What to do if the trouble with my Mitsubishi Electric Mr.Slim PUHZ-ZRP71VHA2 Air Conditioner is not reoccurring and is not logged?
If the trouble with your Mitsubishi Electric Air Conditioner is not reoccurring and is not logged, re-check the abnormal symptom. If the cause is not ascertained, continue to operate the unit for the time being. Also, there may be no abnormality concerning parts such as the electrical component, controller board, or remote controller.
What to do if the trouble with my Mitsubishi Electric Mr.Slim PUHZ-ZRP71VHA2 Air Conditioner is not reoccurring and is logged?
If the trouble with your Mitsubishi Electric Air Conditioner is not reoccurring and is logged, consider temporary defects such as the operation of protection devices in the refrigerant circuit including the compressor, poor wiring connections, or noise. Re-check the symptom, and check the installation environment, refrigerant amount, weather when the trouble occurred, and wiring. Also, reset check code logs and restart the unit after finishing service. If these steps don't reveal the issue, there is likely no abnormality in the electrical components, controller board, or remote controller.
General| Brand | Mitsubishi Electric |
|---|---|
| Model | Mr.Slim PUHZ-ZRP71VHA2 |
| Category | Air Conditioner |
| Language | English |
General safety rules to follow before accessing terminals.
Specific precautions for using R32/R410A refrigerant.
Summary of check codes and actions for reoccurring/non-reoccurring troubles.
Procedure for diagnosing malfunctions using the remote controller.
Table detailing check codes, causes, and countermeasures for self-diagnosis.
Troubleshooting guide for specific phenomena like LED status and performance issues.
Procedures for emergency operation when remote controllers fail or are exhausted.
Guides for checking specific components like thermistors, motors, and pumps.
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