7ENGLISH1. GENERALThis booklet briefly outlines where and how to install the air conditioning system. Please read over the entire set of instructions for theindoor units and make sure all accessory parts listed are with the indoor units before beginning.The installation of pipe-work shall be kept to a minimum.WARNING This symbol shows that this equipment uses a flammable refrigerant. If the refrigerant is leaked, together withan external ignition source, there is a possibility of ignition.CAUTION This symbol shows type of flammable refrigerant contained in the system.CAUTION This symbol shows that the Operating Instructions should be read carefully.CAUTION This symbol shows that a service personnel should be handling this equipment with reference to the TechnicalManual.CAUTION This symbol shows that there is information included in the Operating Instructions and/or InstallationInstructions.1-1. Tools Required for Installation (not supplied)1. Flathead screwdriver2. Phillips head screwdriver3. Knife or wire stripper4. Tape measure5. Carpenter’s level6. Sabre saw or keyhole saw7. Hacksaw8. Core bits9. Hammer10. Drill11. Tube cutter12. Tube flaring tool13. Torque wrench14. Adjustable wrench15. Reamer (for deburring)1-2. Accessories Supplied with UnitMake sure all accessory parts listed are with the system beforebeginning.Part Name Figure Q’ty RemarksInstallationplate 1Screw (4×20) 5 For installationplate installationFlareinsulation 1 For flare nutinsulationClamper 1 For fixing wires(optional)1-3. Type of Copper Tube and Insulation MaterialIf you wish to purchase these materials separately from a localsource, you will need:1. Deoxidized annealed copper tube for refrigerant tubing.Cut each tube to the appropriate lengths +30 cm to 40 cmto dampen vibration between units.2. Foamed polyethylene insulation for copper tubes asrequired to precise length of tubing. Wall thickness of theinsulation should be not less than 8 mm.3. Use insulated copper wire for field wiring. Wire size varieswith the total length of wiring. Refer to 4. ELECTRICALWIRING for details.CAUTIONCheck local electrical codes and regulations beforeobtaining wire. Also, check any specified instructions orlimitations.1-4. Additional Materials Required for Installation1. Refrigeration (armored) tape2. Insulated staples or clamps for connecting wire (See yourlocal codes.)3. Putty4. Refrigeration tubing lubricant5. Clamps or saddles to secure refrigerant tubing6. Scale for weighing