LG LAN121CNM Service Manual - Page 21
and the drain hose to drain pipe.
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Insert the connecting cable into the indoor unit. • Don't connect the cable to the indoor unit. • Make a small loop with the cable for easy con- nection later. Tape the drain hose and the connecting cable. • Connecting cable Torque wrench Indoor unit tubing Spanner (fixed) Flare nut Connection pipe Outside diameter Ø6.35 1/4 Ø9.52 3/8 Ø12.7 1/2 Ø15.88 5/8 Torque 1.8 4.2 5.5 6.6 Tape Connecting pipe Drain hose Connecting cable Indoor unit installation • Hook the indoor unit onto the upper portion of the installation plate.(Engage the three hooks of the rear top and rear lower of the indoor unit with the upper edge and lower edge of the installation plate.) Ensure that the hooks are properly seated on the installation plate by moving it left and right. • Mount the clamp on the boss with a type "B" screw.(SE-H/P: 9k, 12k C/O: 12k) Type "B" screw Clamp Boss Drain hose • When extending the drain hose at the indoor unit, install the drain pipe. Connecting cable Drain hose Connecting the pipings to the indoor unit and the drain hose to drain pipe. • Put a couple drops of refrigerant oil on the face of the flare before assembling taking care not to add any contaminants • Align the center of the pipings and sufficiently tighten the flare nut by hand. Drain hose Indoor unit drain hose Adhesive Vinyl tape (narrow) Wrap the insulation material around the connecting portion. • Overlap the connection pipe heat insulation and the indoor unit pipe heat insulation material. Bind them together with vinyl tape so that there is no gap. Plastic bands Insulation material Indoor unit tubing Flare nut Pipings • Tighten the flare nut with a wrench. Service Manual 21