Table of Contents
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AE4-1303 R15
7 to 15 Ton ZR*KC and ZP*KC Copeland Scroll
Section
Safety
Safety Instructions ......................................................2
Safety Icon Explanation ..............................................2
Shock, Fire, or Injury to Persons ..............................3
Safety Statements .......................................................3
Nomenclature ..............................................................4
Operating Envelope ....................................................4
Internal Pressure Relief (IPR) Valve ...........................4
Advanced Scroll Temperature Protection ....................5
Discharge Line Thermostat .........................................5
High Pressure Control .................................................5
Low Pressure Control .................................................5
Shut Down Device ......................................................5
Discharge Check Valve ...............................................5
Discharge Mufflers ......................................................5
Compressor Cycling ....................................................6
Piping Length & High Refrigerant Charge ...................6
Suction & Discharge Line Noise & Vibration ...............6
Suction & Discharge Fittings .......................................7
System Tubing Stress .................................................7
Accumulators ..............................................................7
Crankcase Heat ..........................................................7
Pump Down Cycle ......................................................8
Reversing Valves ........................................................8
System Screens & Strainers .......................................8
Contaminant Control ...................................................8
Oil Type & Removal ....................................................9
Three Phase Electrical Phasing ..................................9
Power Factor Correction ............................................10
Deep Vacuum Operation ............................................10
Manifolded Compressors ...........................................10
Manifolded Applications .............................................10
Motor Protection .........................................................11
Application Test Summary .........................................11
Continuous Floodback Test ........................................12
Field Application Test .................................................12
© 2016 Emerson Climate Technologies, Inc.
TABLE OF CONTENTS
Page
Section
Compressor Handling ............................................... 12
Mounting ................................................................... 13
Suction & Discharge Fittings ..................................... 13
Assembly Line Brazing Procedure ............................ 13
Unbrazing System Components ............................... 13
Pressure Testing ....................................................... 13
Assembly Line System Charging Procedures ........... 14
Electrical Connections .............................................. 14
Hipot Testing ............................................................. 14
Tandem Assembly ..................................................... 14
Field Replacement .................................................... 15
Mounting ................................................................. 15
Removing Oil .......................................................... 15
Electrical ................................................................. 15
Module .................................................................... 15
Compressor Replacement after a Motor Burn .......... 16
Manifolded Compressor Replacement ...................... 16
Field Troubleshooting the Kriwan Module ................. 16
Communications Module ........................................ 17
Scroll Functional Check ............................................ 17
Refrigerant Retrofits .................................................. 18
How a Scroll Works.. ................................................. 19
Scroll Operating Envelopes ...................................... 20
Compressor Terminal Box Wiring ............................. 21
ASTP Label ............................................................... 22
Crankcase Heater Location ...................................... 23
Scroll Suction Tube Brazing ...................................... 24
Field Application Test ................................................ 25
Design Configurations ............................................... 25
Compressor Accessories & Service Parts ................ 26
Refrigerant Charge Limits... ...................................... 27
Torque Values ........................................................... 27
Protector Specifications ............................................ 28
CoreSense LED Flash Code Information ................28-29
Tandem Oil Balancing ............................................... 30
Tilted Tandem ............................................................ 30
Kriwan to CoreSense Retrofit Instructions ................ 31
1
AE4-1303 R15
June 2016
Compressors
™
Page
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Table of Contents
Troubleshooting
Related Manuals for Emerson Copeland Scroll ZR190KC
Summarization of Contents
Safety
Safety Instructions and Iconography
General safety instructions and explanation of hazard icons (DANGER, WARNING, CAUTION, NOTICE).
Specific Safety Risks and Statements
Precautions for electrical shock, fire, injury, and essential safety statements for qualified personnel.
Introduction
Nomenclature and Compressor Overview
Explanation of model numbering, capacity ranges, voltage, and key compressor features.
Application Considerations Overview
Introduction to application considerations, including operating envelopes and system design.
Application Considerations
Operating Envelope and Pressure Controls
Defines operating envelopes and discusses IPR valves, discharge/high/low pressure controls.
System Components and Noise Control
Covers discharge check valves, mufflers, noise/vibration, accumulators, and crankcase heaters.
Refrigerant, Oil, and Contaminant Management
Discusses refrigerant flow, oil type/removal, and contaminant control in systems.
Electrical, Phasing, and Advanced Topics
Covers electrical phasing, power factor, deep vacuum, manifolded compressors, and oil balancing.
Service Procedures
Field Replacement and Component Swap
Guidelines for replacing compressors, including mounting, oil removal, and electrical components.
Compressor Start-up and Module Troubleshooting
Steps for starting new compressors and troubleshooting Kriwan/CoreSense protection modules.
Figures and Tables
Scroll Compressor Operation and Envelopes
Explains scroll compression and displays operating envelopes for various refrigerants.
Wiring, Labels, and Component Placement
Shows terminal box wiring, ASTP labels, and crankcase heater locations for compressors.
Installation, Testing, and Specifications
Covers brazing, testing procedures, application tests, charge limits, torque, and protector specs.
Appendix
Kriwan to CoreSense Retrofit Instructions
Step-by-step guide for replacing Kriwan motor protector modules with CoreSense modules.
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