Carrier ROOM AIR CONDITIONER Installation Manual

Also see for ROOM AIR CONDITIONER: Operating manual User guide

Contents

Fit the seal into the drain joint, then insert thedrain joint into the base pan hole of outdoor unit,。rotate 90 to securely assemble them.Connecting the drain joint with an extension drainhose (Locally purchased), in case of the waterdraining off the outdoor unit during the heatingmode.Drain joint installationSeal Drain joint Base pan hole ofoutdoor unitSealDrain pipeRefrigerant pipe connectionOblique。90 Roughness BurrMain cause for refrigerant leakageis due to defect in the flaring work.Carry out correct flaring workusing the following procedure:A: Cut the pipes and the cable.1. Use the piping kit accessory or pipespurchased locally.2. Measure the distance between the indoorand the outdoor unit.3. Cut the pipes a little longer than themeasured distance.4. Cut the cable 1.5m longer than the pipelength.1. Flaring workFig.53B: Burr removal1. Completely remove all burrs from the cutcross section of pipe/tube.2. Put the end of the copper tube/pipe in adownward direction as you remove burrs inorder to avoid dropping burrs into the tubing.PipeReamerPoint downFig.54Fig.55C: Putting nut onRemove flare nuts attached to indoor andoutdoor unit, then put them on pipe/tubehaving completed burr removal.(not possibleto put them on after flaring work)Flare nutCopper tubeFig.5629REFRIGERANT PIPE CONNECTION(1) (2)NOTE: The drain joint differ from applianceto appliance.BarCopper pipeClamp handle Red arrow markConeYokeHandleBar"A"Fig.57D: Flaring workFirmly hold copper pipe in a die in thedimension shown in the table below.Outer diam.(mm)A(mm)Max. Min.6.35 1.3 0.79.52 1.6 1.012.7 1.8 1.012.7 1.8 1.0