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Summary of Contents for Cornelius CH1500-CH7500
- Page 1 CHILLER MODELS: CH5000 & CH7500 Operator’s & Installation Manual Release Date: July, 1997 Publication Number: 91961OPR Revision Date: March 24, 2011 Revision: F Visit the IMI Cornelius web site at www.cornelius.com for all your literature needs.
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Page 2: Contact Information
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... -
Page 3: Table Of Contents
TABLE OF CONTENTS Safety Instructions..............1 Read and Follow ALL Safety Instructions . - Page 4 Electrical Box Components ............17 Wiring Diagram .
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Page 5: Safety Instructions
Only trained and certified electrical, plumbing and refrigeration technicians should service this unit. ALL WIRING AND PLUMBING MUST CONFORM TO NATIONAL AND LOCAL CODES. FAILURE TO COMPLY COULD RESULT IN SERIOUS INJURY, DEATH OR EQUIPMENT DAMAGE. © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual AFETY... -
Page 6: Safety Precautions
Before shipping, storing, or relocating the unit, the unit must be sanitized and all sanitizing solution must be drained from the system. A freezing ambient environment will cause residual sanitizing solution or water remaining inside the unit to freeze resulting in damage to internal components. Publication Number: 91961OPR - 2 - © 2006-2011, IMI Cornelius Inc. -
Page 7: General Information
Never operate the chiller with the panels removed. Always use the power switch to turn off the chiller when it is not being used. Always ensure that all air inlets and outlets are free of obstructions. © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual C). -
Page 8: Installation
PERMANENTLY wired by means of electrical conduit to a properly fused disconnect of proper amperage or wired to a properly rated power cord and plugged into an outlet with the appropriate disconnect and amperage rating. The Publication Number: 91961OPR - 4 - © 2006-2011, IMI Cornelius Inc. -
Page 9: Plumbing
Reservoir Evaporator Pump Figure 2. Chiller Plumbing Schematic with Pump and Tank (Standard) © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual must be supplied to the chiller for a period of 12 hours (with control Low Temp. - Page 10 Figure 4. Chiller Plumbing Schematic No Pump, No Tank (Option) Publication Number: 91961OPR Pump Bypass Valve Low Temp. Control - 6 - From Process Chiller Inlet To Process Chiller Outlet From Process Chiller Inlet To Process Chiller Outlet © 2006-2011, IMI Cornelius Inc.
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Page 11: Start Up
The thermostat has a range that is preset at the factory. The range is 40 outside of this range is required, please contact the Technical Service Department. © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual... -
Page 12: Dual Point Adjustment
7. PUMP POWER SWITCH (OPTIONAL)– A simple (ON/OFF) switch that switches power to the Chiller pump. This switch must be “ON” for the Chiller to operate. Publication Number: 91961OPR F (4.4 Figure 6. Control Panel - 8 - C) to 100 F (37.8 C). If © 2006-2011, IMI Cornelius Inc. -
Page 13: Maintenance
4. The circulation system should be drained and flushed periodically to avoid build-up and possible restriction of flow by contaminates. 5. The strainer at the Chiller inlet should be removed and cleaned monthly (field installed). © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual MAINTENANCE... -
Page 14: Fluid Recommendation
(Above 8/Below 6 PH) Mineral/Hydraulic Oils (Viscosity>50 Centistrokes) For questions regarding special or other fluids contact IMI Cornelius at 800-238-3600. To Purchase Lab or Industrial Glycol contact: IMI Cornelius - (800) 551-4423 - Part # 111521000, 5 gallons Bevcor (866) 275-6392 - Part # 1008534, Chem Glycol Food Grade , 5 gallons Publication Number: 91961OPR Table 2. -
Page 15: Safety Controls
64 psi (4.4 bar). If the control opens again, check the control setting with refrigeration gauges. If setting is correct, contact Technical Service Department. © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual... - Page 16 Sight Glass Filter/Drier Liquid Reveiver Evaporator TXV Equalizer Line Condenser TXV Sensing Bulb Compressor High Pressure Switch Low Pressure Switch Figure 7. Refrigeration Piping Schematic without Hot Gas Bypass Publication Number: 91961OPR - 12 - © 2006-2011, IMI Cornelius Inc.
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Page 17: Service
The Serial Number is also needed when replacement parts are being ordered or for any warranty claims. Figure 8. Sample Data Plate for CH5002-A Be sure to include the serial number on any documentation or billing information. © 2006-2011, IMI Cornelius Inc. - 13 - Publication Number: 91961OPR... -
Page 18: Troubleshooting
Replace the fan motor if necessary. D. Ensure that there is adequate flow throught piping to condenser. A. Ensure that there is adequate flow through the process piping. B. Replace the thermostat. C. Increase the thermostat setting. © 2006-2011, IMI Cornelius Inc. -
Page 19: Parts List
Lower Front Panel Control Panel FPT Coupling Temperature Control Electric Box Assembly Fan Blade Fan Motor © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual PARTS LIST Figure 9. Chiller Parts Breakdown Index No. White Switch/Indicator Red Indicator... -
Page 20: Pump And Tank Components
Index No. Description Thermowell, Temperature Control Temperature Probe Tank Assembly Pump Pump Relief Valve ** Call the Service Department for proper pump identifaction. Publication Number: 91961OPR Figure 10. Pump and Tank Components - 16 - © 2006-2011, IMI Cornelius Inc. - Page 21 Low Temperature Thermostat Control Transformer Contactor, Compressor High pressure Control Low Pressure Control © 2006-2011, IMI Cornelius Inc. CH5000 & CH7500 Chiller Operator’s & Installation Manual Figure 11. Electrical Box Components Index No. Contactor, Pump Overload Relay, 1.0 to 1.6A Overload Relay, 1.4 to 2.0A...
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Page 22: Wiring Diagram
CH5000 & CH7500 Chiller Operator’s & Installation Manual IRING IAGRAM Figure 12. Wiring Diagram Publication Number: 91961OPR - 18 - © 2006-2011, IMI Cornelius Inc. - Page 24 IMI Cornelius Inc. www.cornelius.com...
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