Samsung AQ18FA Series Installation Manual

Also see for AQ18FA Series: Service manual

Contents

E-10There are 2 refrigerant pipes of different diameters: The smaller one is for the liquid refrigerant The larger one is for the gas refrigerantA short pipe is already fitted to the air conditioner. You must extendthe pipe using the assembly pipe. (Optional)The connection procedure for the refrigerant pipe varies according tothe exit position of the pipe when facing the wall: Right (A) Left (B) Underside (C) Rear1 Cut out the appropriate knock-out piece on the rear of the indoor unitunless you connect the pipe directly from the rear.2 Smooth the cut edges.3 Remove the protection caps of the pipes and connect the assemblypipe to each pipe. Tighten the nuts first with your hands, and then witha torque wrench applying the following torque.Outer Diameter Torque (kgf•cm)6.35 mm 140~17012.70 mm 380~42015.88 mm 440~480➢ If you want to shorten or extend pipes, refer to page 11.4 Cut off the remaining foam insulation.5 If necessary, bend the pipe round along the bottom of the indoor unit.Then pull it out through the appropriate hole. The pipe should not be projected from the rear of the indoor unit. The bending radius should be more than 100mm.6 Pass the pipe through the hole in the wall.7 For further details on how to connect to the outdoor unit and purge theair, refer to page 12.➢ The pipe will be insulated and fixed permanently into positionafter finishing the installation and the gas leak test ; refer topage 13 for further details.Installing and Connecting the Assembly Pipe of the Indoor UnitINSTALLING THE AIR CONDITIONERABC