CHANGING THE REMOTE CONTROL TRANSMISSIONCODE1. Press AUTO SW continuously for 11 seconds (buzzersound = pep pep pep)2. After 11 seconds, release AUTO SW, then press Remo-Con TIMER “ ” SW continuously for 5 seconds. Resetcode will be transmitted. After the reset code is transmitted,release TIMER “ ” SW.3. Press Remo-Con “OFF/ON” button. The new Remo-ConNo. will be accepted and memorized, after which the newRemo-Con No. can be used.REMO-CON NO. CHANGE IN REMOTE CONTROL1. Remove the batteries from the battery compartment of theRemote Control.2. On the left side of the battery compartment, there is a smallopening in the centre in which Jumper (J_A) can be seen.In the accepted Remo-Con PCB shown beside, Jumper(J_B) can be seen.J_A J_B Remo-Con No.Short Open A (Default)Open Open BShort Short COpen Short DIs there any gas leakage at flare nut connections?Has the heat insulation been carried out at flare nutconnections?Is the connecting cable being fixed to the terminal boardfirmly?Is the connecting cable being clamped firmly?Is the drainage OK?Is the Earth wire connection properly done?Is the cooling operation normal?Is the indoor unit property secured to the installation plate?Is the power supply voltage complied with rated value?Is there any abnormal sound?Is the thermostat operation normal?Is the remote control’s LCD operation normal?CHECK ITEMSHAND OVER• Teach the customer the operation and maintenance procedures, using the operation manual (air filter cleaning, temperaturecontrol, etc.)As to parts to be sold separately• With regards to installation of the parts sold separately, follow the installation manual which is provided with the parts soldseparately.65CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE