Midea Error Code PC30: High pressure protection (Mini-Split)
Midea error code PC30 on a mini-split means: High pressure protection. It is also called Midea diagnostic code PC30.
Homeowner? What Midea code PC30 means for you
Call a technician Your ductless mini-split is reporting: High pressure protection. The ductless mini-split has locked out or cannot run properly. One reset is fine; if the code comes back, it needs a licensed technician to find the cause.
Safe things you can check yourself
- Check the remote: fresh batteries and the right mode (Cool, Heat or Auto).
- Check the breaker and the outdoor disconnect; both should be ON.
- Open the front cover of the indoor unit and rinse the washable filters if they are dusty; let them dry before putting them back.
- Keep the outdoor unit clear of snow, ice and leaves.
- Try one reset: turn the power off for 30 seconds, then back on. If the code comes back, stop resetting and call a technician.
Call (647) 657-2977Book a service call
Licensed technicians serving Vaughan, Toronto and the GTA.
What does Midea error code PC30 mean?
The high-pressure switch opened. Outdoor board shows P1; 48K HH shows J5.
Applies to: DLCMRBH / DLCMHBH multi-zone outdoor units 18-48K (Midea, Carrier, Viessmann Vitocal 200-S)
Common causes of Midea code PC30
- Loose switch wiring
- Bad switch
- High outdoor temperature
A technician checks these and 3 other possible causes on site before replacing any part.
Midea models that use code PC30
DLCMHBH24CAKDLCMHBH30DAKDLCMHBH36DAKDLCMHBH48EAKDLCMRBH18BAKDLCMRBH36DAKDLCMRBH48EAK
Other Midea Mini-Split codes
All Midea Mini-Split error codes →
Midea code PC30: homeowner questions
What does Midea code PC30 mean?
High pressure protection. The high-pressure switch opened. Outdoor board shows P1; 48K HH shows J5.
Is it safe to keep using my ductless mini-split with code PC30?
It depends on the cause. The ductless mini-split has locked out or cannot run properly. One reset is fine; if the code comes back, it needs a licensed technician to find the cause.
Can I reset Midea code PC30 myself?
You can try one reset (power off for 30 seconds, then on). If Midea code PC30 comes back, the cause is still there and a licensed technician should check it.
Who can fix Midea code PC30 near me?
Aurora Star Tech Inc. repairs Midea ductless mini-splits in Vaughan, Toronto and across the GTA. Call (647) 657-2977 or book a service call online.
Homeowner help: AC Running But Not Cooling: What to Check · Heat Pump Not Heating or Blowing Cold Air
Troubleshooting guides
- Indoor unit leaking water All brands · Mini-Split
- Poor capacity / high head All brands · Mini-Split
- Water leaking All brands · Mini-Split
- Discharge the inverter capacitors before service Midea · Mini-Split
- Display shows a strange code or does not answer the remote - DLFSHB indoor Midea · Mini-Split
- Multi-zone: one room heats, another will not cool - DLC multi-zone Midea · Mini-Split
- Read live data with the outdoor check button (SW1) Midea · Mini-Split
- Run the automatic wiring / piping correction Midea · Mini-Split
Source: DLCMRBH/DLCMHBH Multi-Zone Outdoor Service Manual (sold as Midea, Carrier and Viessmann Vitocal 200-S; Viessmann doc 6225551-03, 12/2024), Table 23 Outdoor Unit Error Display p.26; diagnosis p.60-61. Written in our own words as a summary; always check the original manual.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.