Brand: MITSUBISHI ELECTRIC
Category: Air Conditioner
Document Type: Manual
Language: EN
Manual for PU-P18VAKD
Uploaded: Nov. 21, 2025, 8:17 p.m.
Manual Publish Date: 2016-07-01
Warranty Information
Refer to the warranty card provided with the product for detailed warranty information.
This manual provides technical and service information for MITSUBISHI ELECTRIC Split-Type Air Conditioners, focusing on models PU-P18VAKD, PU-P24VAKD, PU-P30VAKD, PU-P36VAKD, PU-P36YAKD, and PU-P42YAKD. It includes parts names, specifications, outlines and dimensions, wiring diagrams, refrigerant system diagrams, piping length limitations, and additional refrigerant charge information. It is intended for service personnel.
Troubleshooting and error codes
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not start. | No power supply. | Check power connection and circuit breaker. |
| Insufficient cooling/heating. | Air filters are dirty. | Clean air filters. |
| Indoor/outdoor unit is obstructed. | Ensure adequate airflow around units. | |
| Unusual noise. | Loose parts or improper installation. | Check for loose components and ensure proper installation. |
| Abnormal odor. | Dust or mold in the unit. | Clean the unit, especially the air filters and indoor coil. |
| Water leakage. | Clogged drain hose or improper installation. | Check and clear the drain hose; verify installation angle. |