Panasonic CU-2S18NBU-1 service manual Outdoor Unit Installation Guidelines

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Outdoor Unit Installation Guidelines

•Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below.

•For any of the below installation patterns, the wall height on the exhaust side should be 47 1/4" or less.

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Contents Table of Contents Disassembly and Assembly Instructions Safety Precautions Items to be followed are classified by the symbolsPage Specification Model Outdoor Unit CU-2S18NBU-1Multi split combination possibility Dimensions Refrigeration Cycle Diagram Block Diagram Wiring Connection Diagram Electronic Circuit Diagram Printed Circuit Board Main Printed Circuit BoardNoise Filter Printed Circuit Board Installation Information Check PointsInstallation Instruction Outdoor Unit Installation DiagramOutdoor Unit Installation Guidelines Connecting the Piping to Outdoor Unit Gas Leak CheckingEvacuation of the Equipment Heat Insulation Powerful Operation Operation ControlCooling Operation Outdoor fan controlElectronic Parts Temperature Rise Protection 1 Cool Electronic Parts Temperature Rise Protection 2 CoolProtection Control Freeze Prevention control CoolTime Delay Safety Control Restart Control IPM power transistor Protection ControlCooling overload control Cool 12.7 30 seconds Force OperationValve close detection control Compressor Protection Control Gas leak detection controlCompressor discharge high pressure protection control Servicing Mode Wiring Error CheckPump Down Operation Test OperationPower Save Mode Mode priority functionTroubleshooting Guide Self Diagnosis FunctionIndoor high Check indoor heat Exchanger Disassembly and Assembly Instructions Outdoor Unit Removal ProcedureRemoving the Cabinet Top Plate and Cabinet Front Plate Remove the Control Board Cover and Particular PlatesRemoving the Control P.C. Board Removing the Propeller Fan and Fan MotorPage Operation Characteristics Technical DataCS-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