Daikin ARXN25N6V1B9 Installation Manual

Contents

8 EnglishPump Down OperationIn order to protect the environment, be sure to pump down when relocating or disposing of the unit.1) Remove the valve cap from liquid stop valve and gas stop valve.2) Carry out forced cooling operation.3) After five to ten minutes, close the liquid stop valve with a hexagonal wrench.4) After two to three minutes, close the gas stop valve and stop forced cooling operation.How to force cooling operation mode Using the indoor unit operation/stop buttonPress the indoor unit operation/stop button for at least five seconds. (Operation will start.)• Forced cooling operation will stop automatically after around 15 minutes.To force a test run to stop, press the indoor unit operation/stop button. Using the main unit’s remote controller1) Press the “operation/stop” button. (Operation will start.)2) Press the temperature button and the “operation select” button at the same time.3) Press the “operation select” button twice.( will be displayed and the unit will enter test run mode.)4) Press the “operation select” button to return the operation mode to cooling.• Test run mode will stop automatically after around 30 minutes. To force a test run to stop, press the operation/stop button.CAUTION1) When pressing the switch, do not touch the terminal block. It has a high voltage, so doing so may cause electric shock.2) After closing the liquid stop valve, close the gas stop valve within three minutes, then stop the forced operation.Gasstop valve Valve capHexagonalwrenchCloseLiquidstop valveWARNING1)2)3) 4) 5)WARNINGThe unit is accompanied with the label below.Please read the following instructions carefully.• When the refrigeration circuit has a leak, do not execute pump down with the compressor.• Use recovery system into separate cylinder.• Warning, explosive hazard exists when executing pump down.• Pump down with compressor can lead to self-combustion due to air entering during pumpdown.Used symbols:1) Warning sign (ISO 7010 – W001)2) Warning, Explosive material (ISO 7010 – W002)3) Read Operator’s manual (ISO 7000 – 0790)4) Operator’s manual; operating instructions (ISO 7000 – 1641)5) Service indicator; read technical manual (ISO 7000 – 1659)EN