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CH250 AND CH251 CHILLERS
Operator's & Installation Manual
Release Date: April 19, 2004
Publication Number: 620914801
Revision Date: May 15, 2015
Revision: G
Visit the Cornelius web site at www.cornelius.com for all your Literature needs.
The products, technical information, and instructions contained in this manual are subject to change
without notice. These instructions are not intended to cover all details or variations of the equipment,
nor to provide for every possible contingency in the installation, operation or maintenance of this
equipment. This manual assumes that the person(s) working on the equipment have been trained
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Summary of Contents for Cornelius CH Series
- Page 1 Revision Date: May 15, 2015 Revision: G Visit the Cornelius web site at www.cornelius.com for all your Literature needs. The products, technical information, and instructions contained in this manual are subject to change without notice. These instructions are not intended to cover all details or variations of the equipment, nor to provide for every possible contingency in the installation, operation or maintenance of this equipment.
- Page 2 Commercial Warranty. Cornelius will not be responsible for any repair, replacement or other service required by or loss or damage resulting from any of the following occurrences, including but not limited to, (1) other than normal and proper use and normal...
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Page 3: Table Of Contents
TABLE OF CONTENTS Safety Instructions..............1 Read and Follow ALL Safety Instructions . -
Page 5: Safety Instructions
CH Series Chiller Operator’s & Installation Manual SAFETY INSTRUCTIONS ALL S EAD AND OLLOW AFETY NSTRUCTIONS Safety Overview • Read and follow ALL SAFETY INSTRUCTIONS in this manual and any warning/caution labels on the unit (decals, labels or laminated cards). -
Page 6: Safety Precautions
CH Series Chiller Operator’s & Installation Manual AFETY RECAUTIONS This unit has been specifically designed to provide protection against personal injury. To ensure continued protection observe the following: WARNING: Disconnect power to the unit before servicing following all lock out/tag out procedures established by the user. Verify all of the power is off to the unit before any work is performed. -
Page 7: General Information
GENERAL INFORMATION NTRODUCTION The Cornelius “CH” Series Recirculating Water Chiller is designed to provide an accurate, reliable and user-friendly system for cooling a continuous flow of water and keep it at a constant temperature in various closed loop or tank cooling applications. - Page 8 NFORMATION Figure 1. Sample Data Plate When servicing a Cornelius Chiller, it is important to note the information contained on the data plate located in the upper rear of the Unit. If technical assistance is needed, the phone technician will need the Serial Number of your chiller. That information is found on the Data Plate along with the model number, voltage requirement and refrigerant information.
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Page 9: Chiller Installation
CH Series Chiller Operator’s & Installation Manual CHILLER INSTALLATION OCATION OF HILLER CAUTION: The chiller must be located near a properly grounded electrical outlet. the circuit should be fused and no other electrical appliance should be connected to the circuit. All electrical wiring must conform to national and local electrical codes. -
Page 10: Start Up
The thermostat has a range that is pre-set at the factory. The range is 40° F (5° C) to 100° F (38° C). If operation outside of this range is required, please contact the Cornelius Technical Service Department. Publication Number: 620914801 - 6 - ©... - Page 11 CH Series Chiller Operator’s & Installation Manual out1 Figure 4. Control Panel © 2002-2015, Cornelius Inc. - 7 - Publication Number: 620914801...
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Page 12: Chiller Maintenance
CH Series Chiller Operator’s & Installation Manual CHILLER MAINTENANCE WARNING: Disconnect power to the unit before servicing. Follow all lock out/tag out procedures established by the user. Verify all power is off to the unit before performing any work. Failure to comply could result in serious injury, death or damage to the equipment. -
Page 13: Fluid Recommendations
CH Series Chiller Operator’s & Installation Manual FLUID RECOMMENDATIONS Cornelius chillers are designed to operate with water to provide maximum performance for temperatures of 40° F (4.4° C) to 100° F (37.8° C). Table 2: Distilled Water Acceptable De-Ionized Water... -
Page 14: Troubleshooting
Unit is undersized for application. Call Cornelius Chiller Sales Rep. NOTE: When servicing a Cornelius chiller, it is important to note all information provided on the DATA PLATE located on the upper rear of the unit. If technical assistance is needed, the Cor- nelius Service Technician will need this information along with any description of the prob- lem(s) you are encountering. - Page 15 CH Series Chiller Operator’s & Installation Manual Figure 5. Cabinet Section Exploded View Table 4. 115V Chiller Table 4. 115V Chiller Item Part No. Description Item Part No. Description 31962 Fan Motor 32386 Temperature Controller 31488 Fan Blade 31934 Power Switch...
- Page 16 CH Series Chiller Operator’s & Installation Manual Table 5. 230V Chiller Item No. Part No. Description 32386 Temperature Controller 31935 Power Switch 61014 Evaporator 620023502 Wrapper Panel 51882 Priming Reservoir Assy 24388 Panel, Left Side 18361 Compressor 30730 Pump 24390R...
- Page 18 Cornelius Inc. www.cornelius.com...
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