Bleed the air and humidity from the refrigerant circuit. Clear away the caps in the 2-way and three-way valves and from your company port and hook up a vacuum pump hose to the provider port. Look at the electrical wiring in the outdoor unit. Eliminate the duvet within the condenser. https://air-conditioning-installa18630.blogsumer.com/26353794/detailed-notes-on-air-conditioning-installation-lancashire