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Carrier ComfortLink 30HXC246 Installation Instructions Manual
Carrier ComfortLink 30HXC246 Installation Instructions Manual

Carrier ComfortLink 30HXC246 Installation Instructions Manual

Fluid-cooled and condenserless chillers
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CONTENTS
SAFETY CONSIDERATIONS
                                  
INTRODUCTION
                               
INSTALLATION
Step 1 — Inspect Shipment
Step 2 — Rig and Place Unit
Step 3 — Piping Connections
    
 
   
  
  
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Step 4 — Make Electrical Connections
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Step 5 — Install Accessories
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Step 6 — Leak Test Unit
 
  
Step 7 — Refrigerant Charge
 
  
SAFETY CONSIDERATIONS
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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
PC 903
Book 2
Tab
5c

Installation Instructions


                      
                      
                     
                   
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                    #$
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Catalog No. 533-012
Printed in U.S.A.
30HXA,HXC076-271
ComfortLink™ Fluid-Cooled and
Condenserless Chillers
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INTRODUCTION
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INSTALLATION
Step 1 — Inspect Shipment — &'-0( ,&*( 86+ .3
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Step 2 — Rig and Place Unit
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Replaces: 30HX-7SI

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Summarization of Contents

Carrier 30HXA, HXC Installation Instructions
SAFETY CONSIDERATIONS
Critical safety precautions and warnings for installing and servicing the equipment.
INTRODUCTION
Overview of the chiller installation instructions and unit compatibility.
INSTALLATION STEPS
Step 1 - Inspect Shipment
Instructions for checking the unit for damage upon arrival.
Step 2 - Rig and Place Unit
Guidance on safely lifting, moving, and positioning the chiller unit.
Piping and Fluid Connections
COOLER FLUID, VENT, AND DRAIN
Details on connecting cooler fluid, vent, and drain lines.
30HXA REFRIGERANT PIPING & SWITCHES
Instructions for 30HXA refrigerant piping, valves, and fan cycling pressure switches.
30HXC CONDENSER PIPING & VALVES
Instructions for 30HXC condenser piping and valve installation.
YEAR-ROUND OPERATION & FLUID FILL
Preparation for cold weather and filling the fluid loop.
Piping and Wiring Diagrams
Fig. 12 - Typical Cooler/Condenser Piping
Diagram showing typical piping and wiring for cooler/condenser connections.
NOTES ON PIPING AND WIRING
Notes regarding piping, wiring, and installation specifics.
30HXA Refrigerant Piping Diagrams
Fig. 13A - Piping to Remote Condenser (076-146)
Diagram for 30HXA refrigerant piping to remote condensers (076-146).
Fig. 13B - Piping to Remote Condenser (206-271)
Diagram for 30HXA refrigerant piping to remote condensers (206-271).
NOTES ON 30HXA PIPING
Notes on piping, installation, and wiring for 30HXA units.
30HXA Specific Installation Details
30HXA PIPING, VALVE, & SWITCH INSTALLATION
Details for 30HXA refrigerant piping, valves, and fan cycling pressure switches.
30HXA LOW-AMBIENT CONSIDERATIONS
Recommendations for low-ambient operation and freeze-up protection.
BACK-PRESSURE VALVE INSTALLATION
Instructions for installing back-pressure valves on 30HXA oil separators.
Evacuation, Dehydration, and 30HXC Piping
EVACUATION AND DEHYDRATION PROCEDURES
Procedures for minimizing moisture and performing deep vacuum tests.
30HXC PIPING AND VALVE INSTALLATION
Instructions for installing condenser piping and valves for 30HXC units.
Refrigerant Line Sizing Charts
Fig. 14 - R-134a Liquid Line Sizing
Chart for sizing R-134a liquid refrigerant lines for 30HXA units.
Fig. 15 - R-134a Discharge Line Sizing
Chart for sizing R-134a discharge refrigerant lines for 30HXA units.
NOTES ON LINE SIZING
Notes on line sizing for discharge and liquid lines.
Condenser and Electrical Connections
30HXC CONDENSER TEMPERATURE REGULATING VALVE
Installation of temperature-controlled valves for 30HXC condensers.
INSTALL PRESSURE RELIEF REFRIGERANT VENT PIPING
Details on connecting relief valves and vent piping.
Step 4 - Make Electrical Connections
Main section detailing electrical connection procedures.
Condenser Temperature Regulating Valve Installation
Fig. 17 - Installation Diagram
Diagram illustrating condenser temperature regulating valve installation.
NOTES ON VALVE INSTALLATION
Notes on installing condenser temperature regulating valves.
Field Wiring Diagram
Fig. 18 - Field Wiring Diagram
Diagram showing field wiring connections for 30HXA, C076-271 units.
NOTES ON FIELD WIRING
Important notes on electrical connections, power supply, and wiring requirements.
Accessory Installation and Leak Testing
FIELD CONTROL POWER CONNECTIONS
Guidance on connecting field control power supplies.
Step 5 - Install Accessories
Instructions for installing various control accessories.
Step 6 - Leak Test Unit
Procedures for leak testing 30HXC and 30HXA units.
Unit Electrical Data Tables
Table 4A - Unit Electrical Data, 30HXC Units
Electrical data for 30HXC units, including power circuits and control circuits.
Table 4B - Unit Electrical Data, 30HXA Units
Electrical data for 30HXA units, including power circuits and control circuits.
LEGEND FOR ELECTRICAL DATA
Explanation of acronyms and symbols used in electrical data tables.
Compressor Electrical Data Tables
Table 5A - Compressor Electrical Data, 30HXC Units
Compressor RLA/LRA data for 30HXC units across various voltages.
Table 5B - Compressor Electrical Data, 30HXC Units (cont)
Compressor RLA/LRA data for 30HXC units across various voltages.
LEGEND FOR COMPRESSOR DATA
Explanation of acronyms and symbols used in compressor electrical data.
30HXA Compressor Electrical Data
Table 5B - Compressor Electrical Data, 30HXA Units
Compressor RLA/LRA data for 30HXA units across various voltages.
LEGEND FOR 30HXA COMPRESSOR DATA
Explanation of acronyms and symbols used in compressor electrical data.
Refrigerant Charge Procedures
Step 7 - Refrigerant Charge
Instructions for charging the system with refrigerant.
Table 6 - 30HXA System Charge for Start-Up
System refrigerant charge data for start-up for 30HXA units.
Table 7 - Cooler Refrigerant Capacity
Cooler refrigerant capacity data for various 30HXA unit sizes.