Mitsubishi Electronics PKH18FL, PKH36FL, PKH24FL, PKH30FL service manual

Contents Revised EDITION-A ContentsFeatures Part Names and Functions Models PKH18FL, PKH24FL, PKH30FL, PKH36FL SpecificationsModels PKH18FL, PKH24FL, PKH30FL, PKH36FL Performance Data DataHeating Capacity Performance Curve PKH18FLPKH24FL PKH36FL PKH18FL Cooling Mode Heating ModeCondensing Pressure and Suction Pressure Indoor DB temperature F 80 psi.G Pressure Suction PKH24FL Cooling ModePKH30FL Cooling Mode PKH36FL Cooling Mode SHF PKH18FL PKH24FL PKH30FL PKH36FL Standard Operation DataOperating Range Outlet AIR Speed and Coverage RangeWith wind baffle D.B F if no wind baffle Band Center FREQUENCIES, Hz Noise Criterion CurvesPKH30FL PKH36FLOutlines PKH24FLUnit inch Inch PKH36FL PKH30FLRefrigerant System Diagram Wireless Remote ControllerPKH18FL PKH24FL PKH30FL PKH36FL Models PKH18FL, PKH24FL, PKH30FL, PKH36FL Wiring Diagram Wiring DiagramMain Operation Operation FLOW-CHARTCooling Operation YES DRY OperationYES FAN Speed no Heating OperationOutline of Microprocessor Control Microprocessor ControlCool operation Cool operation time chartHow to operate Indoor Unit ControlTermination conditions Compressor controlStart condition Coil frost protectionAuto Return Auto vane controlDetecting abnormalities in the outdoor unit DRY operation DRY operation time chart How to operateFan control in DRY operation Heat operation time chart How to operate Heat operationDisplay in Heat operation Overheat protection Booster heater controlOverheat prevention Defrosting operation Indoor coil temperature abnormality detectionInitial mode Mode changeTemperature range Auto vane control COOL/DRY operationAuto return Timer operation Timer functionTest run Before emergency operation Emergency operationOn remote controller board On indoor controller board Dip switch and jumper connector functionsIndoor FAN Control Model No Wireless remote controller pair number setting operationSelf-check TroubleshootingOther Troubles and Causes Between remote controller and indoor unit Wrong Wiring on SiteCheck points HOW to Check the PartsPhoto Disassembly ProcedureOperating Procedure PHOTOS&ILLUSTRATION Indoor unit PKH24FLRemoving the vane motor Removing the intake grillesRemoving the drain pan Operating Procedure Photos Removing the line flow fan and the fan motorRemoving the electrical heater Electrical Parts PKH18FL PKH24FL PKH30FL PKH36FL Parts ListR01 12G 621 Qty / set Wiring Parts No Parts Name SpecificationsT7W E13 T7W E14PKH24FL PKH30FL PKH36FL Structural PartsPage Distributed in Dec No.OC276 New publication, effective Nov Specifications are subject to change without notice