The error code 'P8/P9' is signifying the refrigerant in the system is either low or too high.
P8 means the system is running low on pressure.
P9 means the system is running at a higher pressure.
An engineer is required to check the refrigerant level and check for leaks.
To get an engineer to check the refrigerant level for you, contact us via email at info@airconditioningcentre.com or call us at 0370 3344 556.