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IMI CORNELIUS REMCOR INC 500 REGENCY DRIVE GLENDALE HEIGHTS, IL 60139–2268
Telephone (800) 551–4423 Facsimile (800) 519–4423
CHILLER (“CH” SERIES)
Models: CH 250
CH 251
Operator’s Manual
Part No. 620914801
February 16, 1999
Revised: August 12, 2002
Revision C
THIS DOCUMENT CONTAINS IMPORTANT INFORMATION
This Manual must be read and understood before installing or operating this equipment
PRINTED IN U.S.A
IMI CORNELIUS INC; 1999–2002
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TABLE OF CONTENTS Page GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 UNPACKING AND INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 DESIGN DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
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GENERAL INFORMATION INTRODUCTION The REMCOR ”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. The ”CH” Series Chiller consists of an air–cooled refrigeration system housed in a sturdy sheet metal frame and cabinet. A standard pump and insulated water reservoir package provides a complete liquid cooling and
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When servicing a REMCOR 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 informa- tion is found on the Data Plate along with the model number, voltage requirement, and refrigerant information. The serial Number is also needed when replacement parts are being ordered or for warranty claims. See CHILLER WARRANTY PAGE. Be sure
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radiators, hot water pipes, etc. Any lengths of tubing that are exposed to high ambient temperatures should be insulated to prevent condensation and/or significant liquid heat loss. After ensuring that the system is free from the obstruction, that all valves are open, and the reservoir when avail- able is full, push the CONTROL POWER switch to the “ON” position. The pump should now be operating. Process Water Flow, Units Without Reservoir (Optional) Follow standard plumbing practices and local c
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1. Push the “SET” button located to the right of the digital display. The current set-point will be displayed. 2. Push the “UP” or “DOWN” button until the desired set-point is displayed. 3. After approximately 3 seconds, the display will show the system water temperature. The set-point can be viewed at any time by pressing the “SET” button. The thermostat has a range that has been 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,
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FLUID RECOMMENDATION Remcor Chillers are designed to operate with water to provide maximum performance for temperatures of 40F–100F. Distilled Water Acceptable De–Ionized Water Acceptable (1–5 MEG/OHMS) De–Ionized Water Acceptable with Stainless Steel & PVC only (5+MEG/OHMS) *No Copper or Brass Propylene Glycol Acceptable – 30% Glycol/70% Water (Lab & Industrial Grade) *For Applications with Temperatures below 40F Lab & Industrial Grade Ethylene Glycol Acceptable – 30% Glycol/70% Water *For A
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TROUBLESHOOTING WARNING: Disconnect electrical power to the Chiller to prevent personal injury before attempting any internal maintenance. Only qualified personnel should service internal components or electrical wiring. If repairs to the Chiller must be made, disconnect electrical power to the unit, then shut off the water source. TROUBLE PROBABLE CAUSE REMEDY CHILLER DOES NOT A. No Power To Unit. A. Check Main disconnect fuses, OPERATE, CONTROL wiring, and power lead to unit. POWER LIGHT “OFF
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COMPRESSOR 1 3 C M OVERLOAD 115/1/60 5 1 8 9 M 6 115V 24V PUMP FAN 7 M 4 S R M COMPRESSOR START START RELAY CAPACITOR LIGHT, POWER ON ELECTRICAL WIRING DIAGRAM FIGURE 3. WIRING DIAGRAM (115V) 620914801 7
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FIGURE 4. WIRING DIAGRAM (230V) 620914801 8 COMPRESSOR 1 3 C M OVERLOAD 230/1/60 2 1 5 8 9 M 6 PUMP FAN 230V 24V 7 M 4 S R M COMPRESSOR START CAPACITOR START RELAY LIGHT, POWER ON ELECTRICAL WIRING DIAGRAM
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4 17 16 2 1 6 3 14 15 7 5 8 10 18 11 12 13 9 FIGURE 5. CABINET SECTION EXPLODED VIEW Item Item No. Part No. Name No. Part No. Name 1 32386 Temperature Controller 10 31962 Fan Motor 2 31934 Power Switch 11 31488 Fan Blade 3 61014 Evaporator 12 620023503 Panel, Right Side 4 620023502 Wrapper Panel 13 60576 Condenser 5 51882 Priming Reservoir Ass’y 14 33082 Relay 6 24388 Panel, Left Side 15 32378 Transformer 7 60992 Compressor 16 32588 Temperature Probe 8 31955 Pump 17 620023504 Panel, Front 9 2439
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WARRANTY IMI Cornelius Inc. warrants that all equipment and parts are free from defects in material and workmanship un- der normal use and service. For a copy of the warranty applicable to your Cornelius, Remcor or Wilshire prod- uct, in your country, please write, fax or telephone the IMI Cornelius office nearest you. Please provide the equipment model number, serial number and the date of purchase. IMI Cornelius Offices AUSTRALIA P.O. 210, RIVERWOOD, NSW 2210, AUSTRALIA (61) 2 533 3122
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IMI CORNELIUS INC. CORPORATE HEADQUARTERS: One Cornelius Place Anoka, Minnesota 55303-6234 (763) 421-6120 (800) 238-3600 620914801 9
