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CH SERIES CHILLER

OPERATOR’S & INSTALLATION MANUAL

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 varia-
tions 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 and are skilled in working with electrical, 
plumbing, pneumatic and mechanical equipment. It is assumed that appropriate safety 
precautions are taken and that all local safety and construction requirements are being 
met, in addition to the information contained in this manual.

To inquire about current revisions of this and other documentation or for assistance with 
any Cornelius product contact:

www.cornelius.com

1-800-551-4423

This document contains proprietary information and it may not be 

reproduced in any way without permission from Cornelius. 

Printed in U.S.A.

Copyright © 1999-2010, All Rights Reserved, IMI Cornelius Inc.

Summary of Contents for Chiller ("CH" Series) CH 250

Page 1: ...AND CH251 Operator s Installation Manual Release Date April 19 2004 Publication Number 620914801 Revision Date April 29 2010 Revision D Visit the IMI Cornelius web site at www cornelius com for all y...

Page 2: ...n trained and are skilled in working with electrical plumbing pneumatic and mechanical equipment It is assumed that appropriate safety precautions are taken and that all local safety and construction...

Page 3: ...ion 1 Chiller Installation 2 Location of Chiller 2 Electrical Connections 2 Start Up 3 Process Water Flow Units and Pump and Tank Standard 3 Standard Thermostat Eliwell IC902 3 Chiller Maintenance 4 C...

Page 4: ......

Page 5: ...ughly inspected before leaving the factory and the carrier has accepted and signed for it Any damage or irregularities should be noted at the time of delivery and immediately reported to the carrier R...

Page 6: ...ures will remain above 40 F 5 C and will never increase above 100 F 38 C To obtain optimum cooling capacity the ambient temperature should be at or below 80 F 27 C It is very important that the air in...

Page 7: ...stem is free from the obstruction that all valves are open and the reservoir when available is full push the CONTROL POWER switch to the ON position The pump should now be operating STANDARD THERMOSTA...

Page 8: ...iller Cleaning of the CONDENSER COIL FINS should be done approximately every three months depending upon cleanliness of your application Pump Motor The PUMP MOTOR should be lubricated with thirty drop...

Page 9: ...ble De Ionized Water 1 5 Meg ohms Acceptable De Ionized Water 5 Meg ohms Acceptable with Stainless Steel PVC only No Copper or Brass Propylene Glycol Lab Industrial Grade Acceptable 30 Glycol 70 Water...

Page 10: ...ler Unit runs continuously but is not cooling process water enough A Condenser is restricted B Unit low on refrigerant C Inefficient compressor D Unit is undersized for applica tion A Clean condenser...

Page 11: ...20914801 Figure 5 Cabinet Section Exploded View Table 1 115V Chiller Item No Part No Description 1 32386 Temperature Controller 2 31934 Power Switch 3 61014 Evaporator 4 620023502 Wrapper Panel 5 5188...

Page 12: ...otor 11 31488 Fan Blade 12 620023503 Panel Right Side 13 60576 Condenser 14 33082 Relay 15 32378 Transformer 16 32588 Temperature Probe 17 620023504 Panel Front 18 24389 Shroud Condenser Table 2 230V...

Page 13: ......

Page 14: ...IMI Cornelius Inc www cornelius com...

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