Troubleshooting A P1 or P4 Error Code
When you see a P1 or P4 error code, first turn the unit off. Then turn it back on after two minutes. If the problem persists, go to the outdoor unit. Take off the side wiring cover with a screwdriver.
What does P4 mean on a mini split?
A P4 error code will usually be related to your mini splits compressor system, housed within the outdoor unit. When the compressor drive is malfunctioning, the most likely culprit is excessively high temperatures. A high temperature at the discharge line could also trigger a P4 code.
What does P4 on AC mean?
P4 indicates current protection on Phase A of system A. ▪ P5 indicates current protection on Phase A of system B. ▪ When the compressor current rises above the protection value 24A, the system displays P4 or P5 protection and all units stop running.
What is P4 error?
A P4 error code is caused by an error in the compressor drive. This error code is could be caused by a faulty outdoor board, a faulty outdoor fan motor or a compressor malfunction.
What is P4 error in Lloyd AC?
P4: This error code usually shows up when there is a problem with the temperature indicator. It could also mean that there is an issue with the inverter compressor drive. The solution to this issue can be found by calling the service center.
How do I reset my carrier inverter air conditioner?
How to Reset a Carrier Air Conditioner Unit
Locate the “Reset” button on the air conditioner’s control panel. Press and hold the “Reset” button down for 3 seconds and then release. Press and hold the “Reset” button down for another 3 seconds — this time a light should flash on the display.
Why is my AC showing P1?
Code P1 indicates the bottom tray is full.
Carefully move the unit to a drain location, remove the bottom drain plug and let the water drain away.
How do I fix the p5 error on my air conditioner?
To have this problem resolved, you can reset your unit by unplugging the breaker for 4 consecutive hours, so that the capacitors completely discharge. You can also set all of your indoor unit on cooling mode and have them run together for a short period of time.
