Daikin FTXJ20MV1BW Installation Manual

Also see for FTXJ20MV1BS: Operation manual

Contents

Daikin FTXJ20MV1BW Installation Manual Manual pdf 14 page image

12 ■ EnglishIndoor Unit Installation7. Drain piping1) Connect the drain hose, as described right.2) Remove the upper front panel and the air filters.(Refer to removal method on page 4.)Pour some water into the drain pan to check the water flows smoothly.3) When drain hose requires extension, obtain an extension hose with an innerdiameter of 16mm.Be sure to thermally insulate the indoor section of the extension hose.4) When connecting a rigid polyvinyl chloride pipe(nominal diameter 13mm) directly to the drainhose attached to the indoor unit as withembedded piping work, use any commerciallyavailable drain socket (nominal diameter 13mm)as a joint.Wiring diagram parts tableA1P~A3P............... Printed circuit boardBZ .......................... BuzzerFG.......................... Frame groundF1U , F 2 U ............ FuseH1P, H2P............... Pilot lampM1F....................... Fan motorM1S, M2S, M3S .... Swing motorM1.......................... Stepping motorR1T,R2T................. ThermistorS25~S2 0 0 ............. ConnectorS1C........................ Limit switchS1W....................... Operation switchX1M ....................... Terminal strip.......................... Protective earthCAUTIONNote that operation will restart automatically if themain power supply is turned off and then back onagain.HIGH VOLTAGE – be sure to discharge the capacitorcompletely before repair work.Risk of failure or water leakage!Do not wash the inside of the air conditionerby yourself.The drain hose shouldbe inclined downward.No trap is permitted.Do not put the endof the hose in water.Indoor unitdrain hoseφ18 Extension drain hoseHeat insulation tube (field supply)Drain hose supplied withthe indoor unitCommercially availabledrain socket(nominal diameter 13mm)Commercially availablerigid polyvinyl chloride pipe(nominal diameter 13mm)φ18

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