Bleed the air and humidity through the refrigerant circuit. Eliminate the caps with the two-way and 3-way valves and with the support port and join a vacuum pump hose on the service port. Having the proper information before the day of installation increases the chances of the job being completed https://airconditioninginstallati64196.answerblogs.com/26714188/how-much-you-need-to-expect-you-ll-pay-for-a-good-air-conditioning-installation-lancashire