![Fault code u4 and u0. Also there are two head units on the condenser. I also received same code for other mini split Fault code u4 and u0. Also there are two head units on the condenser. I also received same code for other mini split](https://f01.justanswer.com/sAWjYyu2/image0.jpg)
Fault code u4 and u0. Also there are two head units on the condenser. I also received same code for other mini split
![I have a daikin mini split that's giving me a u4 code. Every month I change an clean filter. Yes vents a unclooged. It's I have a daikin mini split that's giving me a u4 code. Every month I change an clean filter. Yes vents a unclooged. It's](https://f01.justanswer.com/AndrewR0601/c65ce268-2fa9-4bfc-b7cb-77fd17d4bf27_E47D761B-5F75-4021-B101-398D64AA8D30.jpeg)
I have a daikin mini split that's giving me a u4 code. Every month I change an clean filter. Yes vents a unclooged. It's
![We have a Daikin ducted air conditioner. I had error code U4. We were told to switch off outdoor unit at isolator for We have a Daikin ducted air conditioner. I had error code U4. We were told to switch off outdoor unit at isolator for](https://ww2.justanswer.com/uploads/MrEureka/2011-12-24_102353_dknn.jpg)
We have a Daikin ducted air conditioner. I had error code U4. We were told to switch off outdoor unit at isolator for
![แอร์ Daikin Inverter ขึ้น Error code U4 ชุดคอล์ยร้อนไม่สามารถสื่อสารกับชุดคอ�ล์ยเย็นได้ Part 2 | Diy และงานฝีมือ แอร์ Daikin Inverter ขึ้น Error code U4 ชุดคอล์ยร้อนไม่สามารถสื่อสารกับชุดคอ�ล์ยเย็นได้ Part 2 | Diy และงานฝีมือ](https://i.pinimg.com/736x/e6/6c/73/e66c73507bda7867cd0711e153f8369d.jpg)