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Panasonic
CU-2S18NBU-1
service manual
Wiring Connection Diagram
Models:
CU-2S18NBU-1
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43 pages
32.39 Kb
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Troubleshooting
Specs
Operation Characteristics
Install
Refrigeration Cycle Diagram
Wiring Error Check
Dimension
Outdoor Unit Removal Procedure
Safety Precautions
Powerful Operation
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6. Wiring Connection Diagram
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Contents
Table of Contents
Disassembly and Assembly Instructions
Safety Precautions
Items to be followed are classified by the symbols
Page
Specification
Model Outdoor Unit CU-2S18NBU-1
Multi split combination possibility
Dimensions
Refrigeration Cycle Diagram
Block Diagram
Wiring Connection Diagram
Electronic Circuit Diagram
Printed Circuit Board
Main Printed Circuit Board
Noise Filter Printed Circuit Board
Installation Information
Check Points
Installation Instruction
Outdoor Unit Installation Diagram
Outdoor Unit Installation Guidelines
Connecting the Piping to Outdoor Unit
Gas Leak Checking
Evacuation of the Equipment
Heat Insulation
Cooling Operation
Powerful Operation
Operation Control
Outdoor fan control
Protection Control
Electronic Parts Temperature Rise Protection 1 Cool
Electronic Parts Temperature Rise Protection 2 Cool
Freeze Prevention control Cool
Cooling overload control Cool
Time Delay Safety Control Restart Control
IPM power transistor Protection Control
12.7 30 seconds Force Operation
Valve close detection control
Compressor Protection Control Gas leak detection control
Compressor discharge high pressure protection control
Pump Down Operation
Servicing Mode
Wiring Error Check
Test Operation
Power Save Mode
Mode priority function
Troubleshooting Guide
Self Diagnosis Function
Indoor high Check indoor heat Exchanger
Removing the Cabinet Top Plate and Cabinet Front Plate
Disassembly and Assembly Instructions
Outdoor Unit Removal Procedure
Remove the Control Board Cover and Particular Plates
Removing the Control P.C. Board
Removing the Propeller Fan and Fan Motor
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Operation Characteristics
Technical Data
CS-S9NKUW-1 CU-2S18NBU-1
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CS-S9NKUW-1x2 CU-2S18NBU-1
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CS-S12NKUW-1 CU-2S18NBU-1
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CS-S12NKUW-1x2 CU-2S18NBU-1
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CS-S12NKUW-1+CS-S9NKUW-1 CU-2S18NBU-1
Page
Exploded View and Replacement Parts List
REF. no Description & Name QTY
Shock Absorber Left
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Contents