7CAUTIONREASSEMBLE1. Connect the display connector to the display panel printedcircuit board.2. Put the control box cover and grille frame back on using theappropriate screws (Steps 3 and 4 of Wire the Indoor Unitsection). Put the grille insert back on.MAKE DRAINAGE CONNECTIONS1. Connect the unattached end of the drainage tube to thedrainage hose outlet.2. Seal the drainage connection to prevent leakage.3. Make sure there are no kinks, "U" bends or flattened sectionsin the tube.4. Check that the drainage functions properly. Fill the pan belowthe unit's coil with water and observe that it freely drains out.5. Make sure the drainage hose is at the bottom side of the wallthrough-hole (see Fig. 5).FILTERIRRECEIVERPOWER/AIRCOND TIMERFUSEAUTO/OFFFILTER RESETSERVICE LEDPOWER/AIRCOND TIMERFUSEAUTO/OFFFILTER RESETSERVICE LEDAUTO/OFFFILTER RESETSERVICE LED12HEAT PUMPModel-BCQ024 DIP Switches location(on the Control Box side)HEAT PUMPModels-BCQ018 DIP Switches location(on the Control Box side)COOLING ONLYModel-BCC024 DIP Switches location(on the Control Box side)COOLING ONLYModels-BCC018 DIP Switches location(on the Control Box side)Standard Dip Switchesstatus from the factoryInter unitterminal block30VDCDisplayConnectionTH1TH2TH3(Heat Pump Only)Inter unit cable clampWIRE THE INDOOR UNIT1. Strip the cables back 1/4 inch.2. Remove the unit's front panel by lifting the lower part andpulling it gently outward and upward. See Fig. 6.3. Remove the two screws from the control box cover and takeoff the cover. See Fig. 7. Save the screws to reassemble.NOTE: In general wiring the indoor unit does not require theremoval of the grille frame but in case of need do as follow:4. Remove the two screws from the air discharge opening.Save the screws to reassemble. See Fig. 7A.• Pull downwards and outwardston the bottom of the grilleand gently raise the frame of the top of the unit.• Once all covers are off, mount the unit onto the wallmounting bracket. See Fig. 8 .NOTE: Leave covers off until after the Making Drainage Con-nections section.• Route the interconnecting unit's electric cable and theoutdoor sensor cable towards the lower right hand corner ofthe indoor unit.• Make sure that the wires are connected in accordance withthe wiring diagram on the inside of the unit front cover orwithin this instruction manual.• Secure the control cables to the strain relief.• For heat pump systems only, connect the outdoor sensorTH3 to its mating black terminal. See Fig. 9.Make sure that all wires and screws are firmly fastened. Loosewires or connections can cause damage and present a firehazard.Fig. 6 — Remove Grille InsertFig. 7 — Remove Control CoverFig. 8 — Indoor Unit MountingMount the indoor unit on the mounting bracketGently push with the arrow directionFig. 7A - Remove the screws from the airdischarge opening.Fig. 9 — Outdoor Sensor Connection