Panasonic CU-2S18NBU-1 service manual Block Diagram

Page 9

5. Block Diagram

9

Image 9

Contents Table of Contents Disassembly and Assembly Instructions Items to be followed are classified by the symbols Safety PrecautionsPage Model Outdoor Unit CU-2S18NBU-1 SpecificationMulti split combination possibility Dimensions Refrigeration Cycle Diagram Block Diagram Wiring Connection Diagram Electronic Circuit Diagram Main Printed Circuit Board Printed Circuit BoardNoise Filter Printed Circuit Board Check Points Installation InformationOutdoor Unit Installation Diagram Installation InstructionOutdoor Unit Installation Guidelines Gas Leak Checking Connecting the Piping to Outdoor UnitEvacuation of the Equipment Heat Insulation Operation Control Powerful OperationCooling Operation Outdoor fan controlElectronic Parts Temperature Rise Protection 2 Cool Electronic Parts Temperature Rise Protection 1 CoolProtection Control Freeze Prevention control CoolIPM power transistor Protection Control Time Delay Safety Control Restart ControlCooling overload control Cool 12.7 30 seconds Force OperationCompressor Protection Control Gas leak detection control Valve close detection controlCompressor discharge high pressure protection control Wiring Error Check Servicing ModePump Down Operation Test OperationMode priority function Power Save ModeSelf Diagnosis Function Troubleshooting GuideIndoor high Check indoor heat Exchanger Outdoor Unit Removal Procedure Disassembly and Assembly InstructionsRemoving the Cabinet Top Plate and Cabinet Front Plate Remove the Control Board Cover and Particular PlatesRemoving the Propeller Fan and Fan Motor Removing the Control P.C. BoardPage Technical Data Operation CharacteristicsCS-S9NKUW-1 CU-2S18NBU-1 Page CS-S9NKUW-1x2 CU-2S18NBU-1 Page CS-S12NKUW-1 CU-2S18NBU-1 Page CS-S12NKUW-1x2 CU-2S18NBU-1 Page CS-S12NKUW-1+CS-S9NKUW-1 CU-2S18NBU-1 Page Exploded View and Replacement Parts List REF. no Description & Name QTY Shock Absorber Left