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 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| Brand | Mitsubishi Electric |
|---|---|
| Model | PUD-SHWM100YAA |
| Category | Heat Pump |
| Language | English |
General safety precautions before and during repair service operations.
Specific cautions for using R32 refrigerant and required tools.
Critical warnings and guidelines for service personnel to follow during operations.
Specific cautions to be observed during service operations for safety.
Safety checks and procedures for servicing units using R32 refrigerant.
Procedures and precautions for repairing sealed components of the unit.
Methods and precautions for detecting flammable refrigerants.
Techniques and equipment for detecting refrigerant leaks.
Procedures for removing and evacuating refrigerant from the system.
Steps and requirements for safely charging refrigerant into the system.
Requirements for minimum installation space around the unit for proper operation.
Data for initial and additional refrigerant charging amounts based on pipe length.
Step-by-step procedure for collecting refrigerant from the system.
Summary of self-diagnosis check codes and actions to take for troubleshooting.
Table detailing abnormalities detected and their resolution.
Addresses common operational issues and provides solutions.
Troubleshooting steps for remote controller display issues like 'Please Wait'.
Procedure for collecting refrigerant before unit relocation or disposal.
Abnormal conditions indicated by LED blinking and check codes.
Inspection codes displayed when the compressor stops due to protection devices.
