How To Install A Split Air Conditioner 1. bleed the air and humidity from the refrigerant circuit. remove the caps from the 2 way and 3 way valves and from the service port and connect a vacuum pump hose to the service port. turn the vacuum on until it reaches an absolute vacuum of 10mm hg. close the low pressure knob and then turn off the vacuum. Use a hole saw bit to drill the 2 inch or 3 inch hole. angle the saw downward slightly for better drainage. connect the control wire to your indoor unit. this process varies by mini split model, but it typically requires you to remove a back plate and attach the control wire by hand.
A C Installation Guide Times Square Chronicles This old house plumbing and heating expert richard trethewey explains how to install a mini split air conditioner. (see below for a shopping list and tools.). Install the condenser. set the condenser on a pad on the ground or mount it on a wall bracket so that the refrigerant lines can reach it easily. here are a few tips to fix a sinking air conditioner pad. route the line set so it stays tight to the building exterior and doesn’t leapfrog any obstructions. this makes it easier to install a cover. 1. lay pad on ground, check for level, then set condenser unit on top of pad. 2. use 1 ½ inch hole saw to drill hole through house for refrigerant line. 3. feed refrigerant line through hole and into basement. 4. open up wall in room where air conditioner will be located. 5. 1. connect the vacuum pump: attach the vacuum pump to the service port on the outdoor unit. 2. evacuate the system: run the vacuum pump for at least 30 minutes to remove any air or moisture from the system. 3. close the service valve: close the service valve on the outdoor unit once the system is evacuated.
How To Install A Ductless Air Conditioner The Family Handyman 1. lay pad on ground, check for level, then set condenser unit on top of pad. 2. use 1 ½ inch hole saw to drill hole through house for refrigerant line. 3. feed refrigerant line through hole and into basement. 4. open up wall in room where air conditioner will be located. 5. 1. connect the vacuum pump: attach the vacuum pump to the service port on the outdoor unit. 2. evacuate the system: run the vacuum pump for at least 30 minutes to remove any air or moisture from the system. 3. close the service valve: close the service valve on the outdoor unit once the system is evacuated. 4. run the ac line set. with the hole in place, you can unpack the mini split line set. uncoil the line from the evaporator. from the inside, feed the line through the hole to the outside. we recommend having someone on the outside to help pull and guide the line. carefully bend the line set down to the condenser. Take these steps when installing a ductless mini split: connecting the thermostat: if your mini split system includes a thermostat, mount it in an easy to access location in the room. connect the thermostat wires to the designated terminals on the indoor unit according to the manufacturer’s instructions.
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