Thermo Scientific System IV Installation Operation Basic Maintenance
Contents
1. 14 DAI 14 Fault Interlock 14 CONMTIQUNATION ee CET 15 Voltage Selector fee 15 ake daasanedanssadanedeasanaunssasaadwasnad dances EEE 15 E 15 Pump Motor Overload 16 Displaying Software 16 siege 17 Service 18 Technical Support oreet i een ieee 18 S ABIDE 19 Rear 20 Water Quality Standards and 22 2 21 22 2 Compliance WEEE RoHS Preface Products tested and found to be in compliance with the requirements defined in the EMC standards defined by 89 336 EEC as well as Low Voltage Directive LVD 73 23 EEC can be identified by the CE Mark on the rear of the exchang er The testing has demonstrated compliance with the following directives LVD 73 23 EEC Complies with IEC EN61010 1 EMC 89 336 EEC IEC EN6 1326 1 For any additional information refer to the Declaration of Conformity that shipped with the exchanger This product is required to comply with the European Union s Waste Electri cal2. TAP OUT CAP TUBE BYPASS 19 TAP IN gt PROCESS OUTLET HIGH TEMP CUTOUT PRESSURE GAGE 1011 TEMPERATURE SENSOR 91 1 TERMOWELL TEMP GAGE B1 HEAT EXCHANGER ASS Y 1 MODULATING VALVE 6 1 TANK ASSEMBLY 5 1 FLOWMETER 411 1 BALL VALVE 31 211 1411 PUMP Rear View FACILITY WATER SUPPLY RECIRCULATING WATER RETURN 1 4 lt High temp cutout md RETURN 2a DRAIN access Q panel 1 33 17 13 10 of ig v v v 4 1 4 gt All dimensions in inches Not to scale l y 214 23 side view j 20 Appendix Water Quality Standards and Recommendations Permissible PPM Desirable PPM Microbiologicals algae bacteria fungi 0 0 Inorganic Chemicals Calcium lt 40 lt 0 6 Chloride 250 lt 25 Copper lt 1 3 lt 1 0 lron lt 0 3 lt 0 1 Lead lt 0 015 0 Magnesium lt 12 lt 0 1 Manganese lt 0 05 lt 0 03 Nitrates Nitrites lt 10 as N 0 Potassium lt 20 lt 0 3 Silicate lt 25 lt 1 0 Sodium lt 20 lt 0 3 Sulfate lt 250 lt 50 Hardness lt 17 lt 0 05 Total Dissolved Solids lt 50 lt 10 Other Parameters pH 6 5 8 5 7 8 Resistivity 0 01 0 05 0 1 MOhmcm Compensated to 25 C Unfavorably hi
3. Er 04 13 Interrupt error Er 14 Synchronous error Er 15 Asynchronous error Er 16 Bad calibration Latching Errors In order to restart the exchanger when a latching error is displayed the con troller s START STOP button must be pressed after the condition is cleared Display Indication Lot Fluid temperature lower than low temp alarm setting Hit Fluid temperature higher than high temp alarm setting Er 22 Fluid temperature higher than the high overrange point This is a fixed value factory set at 55 C Er 25 RDT1 input shorted Er 26 RTD1 input open LLF Low level fault switch open for at least three seconds PHEr Improper phasing OL Pump motor overload If any other code appears contact Thermo Fisher Scientific customer service see Preface 17 Service Assistance Technical Support If after following these troubleshooting steps your exchanger fails to operate properly contact our Service Department for assistance see Preface After sale Support Before calling please obtain the following information Part number Serial number Voltage of exchanger Voltage of power source Software Version Our Service Department can provide you with a complete list of spare parts for your exchanger see Preface After sale Support Before calling please obtain the following information Part number Serial number 18 Flow Diagram Section VII Diagrams PROCESS RETURN
4. Refer to the warranty for prod ucts sold by the affiliated marketing company of Thermo Fisher Scientific for any additional terms This warranty and all matters arising pursuant to it shall be governed by the law of the State of New Hampshire United States All legal actions brought in relation hereto shall be filed in the appropriate state or federal courts in New Hampshire unless waived by Thermo Fisher Scientific Thermo Fisher Scientific 81 Wyman Street P O Box 9046 Waltham Massachusetts 02454 9046 United States www thermofisher com
5. 0 3 4 4 8 Pressure Drop PSI 120 10 10 CAT o HEAT REMOVAL KW N o 5 10 15 20 25 30 35 FACILITY FLOW RATE GPM 100 kW 341200 BTU 50 gpm 60 psi 189 3 Ipm 4 1 bar 41 5 gpm 42 1 psi 157 lom 2 9 bar 6 5 24 6 3374 x 23 0 x 27 0 85 7 x 58 4 x 68 6 Specifications obtained using water as the recirculating fluid and using water as a coolant on secondary loop 25C ambient condition at nominal operating voltage Other fluids process temperatures ambient temperatures altitude or operating voltages will affect performance Specifications subject to change 1 Heat load removal is based on a 10 C difference between the temperature of the cooling water supply house water and the cooling fluid as it leaves the System IV 2 Pressure drop indicates the minimum pressure differential pressure between the facility water inlet and outlet to achieve the corresponding facility water flow rate Pressure Pressure Pressure inlet outlet drop 3 If the pump trips or overloads it may be because the system pressure is too low or the pump flow is too high Contact our Customer Support 4 Additional dimensions are shown on page 20 6 Site Facility Water Requirements AN Electrical Requirements AN Section lll Installation Pace the exchanger in a laboratory or clean industrial environment with ea
6. ENTER Y NEXT NTER Press NEXT ENTER to display the A ON serial comm SEr prompt The SEr Ser display should flash NO If not use ps the arrow keys until NO is aN e displayed NEXT ENTER NEXT ENTER oo NEXT ENTER ABORT ALL CHANGES room EC 4 Stor NO Press NEXT ENTER to display Stor press YES 22 to accept all the changes press NO to abort all A changes and restore all the previous values The controller will again display the fluid temperature Setup Loop 23 Section V Maintenance amp Service A Service Contracts Facility Water Strainer Algae Fault Interlock Contact For personal safety and equipment reliability the following procedure should only be performed by a qualified technician Contact our Service Department for assistance see Preface After sale Support Thermo Fisher Scientific offers on site Service Contracts that are designed to provide extended life and minimal down time for your exchanger For more in formation contact our Service Department see Preface After sale Support The facility water strainer is the user installed basket strainer on the FACILITY WATER inlet NOTE The strainer is designed to be used only with water Clean the strainer when it becomes visibly clogged or dirty Disconnect the power cord from the power source and turn off the facility cooling water Place a container under the strainer to collect any water that spills out of
7. company and file a damage claim Under ICC regulations this is your responsibility An Out of Box Failure is defined as any product that fails to operate in con formance with sellers published specifications at initial power up The ex changer must be installed in accordance with manufacturer s recommended operating conditions within 30 days of shipment from the seller Any Thermo Scientific product meeting the definition of an Out of Box Failure must be packed and shipped back in the original packaging to Thermo Fisher Scientific for replacement with a new exchanger seller to pay the cost of shipping Customer must receive a Return Material Authorization RMA from Thermo Fisher Scientific prior to shipping the exchanger We appreciate any feedback you can give us on this manual Please e mail us at temanuals thermofisher com Be sure to include the manual part num ber and the revision date listed on the front cover 4 Warnings Section Safety Make sure you read and understand all instructions and safety precautions listed in this manual before installing or operating your exchanger If you have any questions concerning the operation of your exchanger or the information in this manual contact our Sales Department see After sale Support Performance of installation operation or maintenance procedures other than those described in this manual may result in a hazardous situation and may void the manufacturer s warranty Ob
8. heat load The temperature control system actuates a control valve in the FACILITY WATER line The control valve adjusts the flow of the cooling water supply to produce the desired operating temperature NOTE The controller does not use the new value until the NEXT ENTER key is depressed and the display stops flashing The controller will not allow you to enter a value above the maximum or below the minimum value or any illegal value If you try to enter an illegal value the display will revert to its original value when the last digit was entered If the NEXT ENTER key is not depressed within one minute the controller will time out and the new value will not be accepted The controller will revert to the previous value NOTE Error codes are addressed in Section VI Troubleshooting 12 TuneLoop The controller is used to tune the COOL PID values configure the exchanger to continue to run Indc or shut down in the event of a fault set the high Hit and low Lot temperature limits and enable disable auto restart Auto If a temperature limit is exceeded the controller will display an error code see Section VI NOTE Serial Communication SEr is not operational Ensure the display indicates OFF HOLD Xxx c NO NEXT ENTER Van With the controller displaying the fluid temperature press and tunE hold the NO key and then press the NEXT ENTER key The NO controller will di
9. the basket when it is removed Unscrew the clear plastic basket Remove the screen and rinse it with water Replace the screen and the basket To restrict the growth of algae in the reservoir it is recommended that the reservoir cover be kept in place and that all circulation lines be opaque This will eliminate the entrance of light which is required for the growth of most common algae A set of contacts is connected to a receptacle on the control panel The contacts are rated 10A 240V This is not a power inlet or outlet The receptacle is isolated from the circuitry Its ground pin is connected to the chassis The contacts are closed during normal operation and open when the exchanger is turned off or when a fault is detected 14 Configuration Voltage Selection 60 Hertz Exchangers Fuses Phase Rotation The exchanger top is secured to the cabinet by four ball stud retainers one at each corner Remove cabinet top by prying upward gently cover pops off in order to perform the following adjustments In some cases the side access panels may need to be removed The access panels are secured using screws installed through the bottom of the cabinet NOTE Exchangers rated 380 415 volt do not have a voltage selection switch Remove the top cover from the cabinet as described in Configuration The VOLTAGE SELECT toggle switch is located on the right side of the control box Two ranges are available 200 208V and 220 240V S
10. 68654588 Pax 86 21 64457830 info china Q thermofisher com Users are forbidden to reproduce republish redistribute or resell any materials from this manual in either machine readable form or any other form System IV Liquid to Liquid Heat Exchanger Instruction and Operation Manual Table of Contents PREFACE EE WEBE RO H S E HR After sale 2 M AP ACK ING AEE O tof Box Fall re treo EEA E l GedDack rette SECTION Safety ys SECTION II General Information Been M DSPSCMICATIONS atri eei atreve SECTION III Installation Facility Water Electrical Voltage Select P Plumbing Requirements rite taeda dd Filling Requirements 2 bet here e ted Auto Refill Device Auto 2 SECTION IV Operation SECTION V Maintenance amp Service SECTION VI Troubleshooting SECTION VII Diagrams APPENDIX SECTION VIII Warranty SENICE 14 Facility Water Strainer
11. Thermo Scientific System IV Heat Exchanger Thermo Scientific Manual P N U00682 Rev 09 16 2015 Installation Operation Basic Maintenance Visit our Web site at http www thermoscientific com tc Product Service Information Applications Notes MSDS Forms e mail Voice Info 800 258 0830 Thermo Part of Therma Fisher Sciantific SCIENTIFIC Thermo Scientific System IV Heat Exchanger Thermo Scientific Manual P N U00682 Rev 09 16 2015 Installation Operation Basic Maintenance Visit our Web site at http www thermoscientific com tc Product Service Information Applications Notes MSDS Forms e mail Voice Info 800 258 0830 Thermo Fisher Scientific 25 Nimble Hill Road Newington NH 03801 Tel 800 258 0830 or 603 436 9444 Fax 603 436 8411 www thermoscientific com tc Statement of Copyright Copyright O 2015 Thermo Fisher Scientific All rights reserved This manual is copyrighted by Thermo Fisher Scientific Sales Service and Customer Support 25 Nimble Hill Road Newington NH 03801 Tel 800 258 0830 Sales 8 00 am to 5 00 pm Service and Support 8 00 am to 6 00 pm Monday through Friday Eastern Time Fax 603 436 8411 setvice tc us thermofisher com Dieselstrasse 4 D 76227 Karlsruhe Germany Tel 49 0 721 4094 444 Fax 49 0 721 4094 300 info tc de thermofisher com Building 6 No 27 Xin Jingiao Rd Shanghai 201206 Tel 86 21
12. amp Electronic Equipment WEEE Directive 2002 96 EC It is marked with the following symbol Thermo Fisher Scientific has contracted with one or more recycling disposal companies in each EU Member State and this product should be disposed of or recycled through them Further information on Thermo Fisher Scien tific s compliance with these Directives the recyclers in your country and information on Thermo Scientific products which may assist the detection of substances subject to the RoHS Directive are available at www thermofisher com WEEERoHS After sale Support Warranty Unpacking Out of Box Failure Feedback Thermo Fisher Scientific is committed to customer service both during and after the sale If you have questions concerning the operation of your exchanger contact our Sales Department If your exchanger fails to oper ate properly or if you have questions concerning spare parts or Service Contracts contact our Service Department see back cover Before calling please obtain the following information from the serial number label on the rear of the exchanger BOM number Serial number Exchangers have a warranty against defective parts and workmanship for one full year from date of shipment See back page for more details Retain all cartons and packing material until the exchanger is operated and found to be in good condition If the exchanger shows external or internal damage contact the transportation
13. ants for 12 months from date of shipment any Thermo Scientific product according to the following terms Any part of the product manufactured or supplied by Thermo Fisher Scientific and found in the rea sonable judgment of Thermo Fisher to be defective in material or workmanship will be repaired at an authorized Thermo Fisher Repair Depot without charge for parts or labor The product including any defective part must be returned to an authorized Thermo Fisher Repair Depot within the warranty period The expense of returning the product to the authorized Thermo Fisher Repair Depot for war ranty service will be paid for by the buyer Our responsibility in respect to warranty claims is limited to performing the required repairs or replacements and no claim of breach of warranty shall be cause for cancellation or recision of the contract of sales of any product With respect to products that qualify for field service repairs Thermo Fisher Scientific s responsibility is limited to the component parts necessary for the repair and the labor that is required on site to perform the repair Any travel labor or mileage charges are the financial responsibility of the buyer The buyer shall be responsible for any evaluation or warranty service call including labor charges if no defects are found with the Thermo Scientific product This warranty does not cover any product that has been subject to misuse neglect or accident This warranty does not apply to an
14. et the switch for the appropriate range Replace the top cover The main fuses are 20 Amp 5 The controller fuses are 1 Amp time delay Do not replace with an alternate amperage Single Phase Exchangers Remove the top cover from the cabinet The fuses are located on the right side of the control box Three Phase Exchangers Remove the top cover the right access panel and the control box cover The fuses are located inside the control box Three phase exchangers with three phase pump motors are equipped with a phase rotation interlock If the phasing is wrong the controller will display PHEr and the exchanger will not start Unplug the exchanger Reverse any two power cord wires in the power cord plug Never remove the green ground wire Plug in the exchanger The PHEr display should be off and the exchanger should start 15 Pump Motor Overload Protector Displaying Software Version Three phase exchangers with three phase pump motors have a pump motor overload protector The overload protector prevents the pump motor from exposure to exces sively high current If an overload fault occurs due for example to a heavy work load the controller will display OL and the exchanger will shut down The overload protector will automatically reset after about two minutes The exchanger must be manually restarted This procedure will display the software version number on the exchanger s display In the event the e
15. g fluid in the reservoir The device consists of a float switch in the reservoir and a sole noid valve at the rear of the exchanger If the cooling fluid level falls the float switch will drop opening the solenoid valve and allowing make up fluid to fill the reservoir Once the cooling fluid reaches the proper level the float switch will rise and the solenoid valve will close NOTE For the solenoid valve to close properly the minimum supply flow rate should be 2 2 gallons per minute Connect the inch OD stainless steel barbed fitting on the solenoid valve to the make up fluid source using 5 or inch ID flexible tubing Tubing is available from Thermo Fisher Contact our Sales Department for more information see Preface After sale Support The RECIRCULATING FLOW CONTROL handle is connected to a three way valve that controls the flow of the cooling fluid to the instrument being cooled The handle is located on the front of the exchanger When the handle is in the position the valve is open and all available cooling fluid is supplied to the instrument being cooled When the handle is in the 0 position the valve is closed and no cooling fluid is supplied to the instrument being cooled When the handle is between these two positions the flow rate of the cooling fluid is between full flow and no flow Use the flow meter to adjust the desired flow rate The gauge next to the flow control handle indicates the opera
16. gh total ionized solids TIS can accelerate the rate of galvanic corrosion These contami nants can function as electrolytes which increase the potential for galvanic cell corrosion and lead to localized corrosion such as pitting Eventually the pitting could become so extensive that leaking will occur between the process water and facility water diminishing the System s heat transfer capability High water hardness Calcium and Maganese can also produce scaling Scaling will inhibit heat transfer between the process and facility side by building up a deposit layer on metal surfaces As an example raw water in the United States averages 171 ppm of NaCl The recommended level for use in a water system is between 0 5 to 5 0 ppm of NaCl Recommendation Initially fill the tank with distilled deionized water Do not use untreated tap water as the total ionized solids level may be too high The desired level for long time usage is 1 to 3 MOhmcm compensated to 25 C The above recommendations will reduce the electrolytic potential of the water and prevent or reduce the galvanic corrosion observed Not Recommended Increasingly Corrosive 15 00 10 00 Operations with Stainless Steel Systems Resistivity MOhmcm 25 C 1 00 Operations with Mixed Metals Copper Brass CONSULT MATERIALS ENGINEER 0 10 Stainless Steel 0 05 10 20 30 40 50 60 70 80 Temperature 21 WARRANTY Thermo Fisher Scientific warr
17. is provided Refer to the serial number label on the rear of the exchanger to identify the specific electrical requirements Make sure the voltage of the power source meets the specified voltage 10 Frequency Line Cord Plug L13 30 250 604 290 60 L1530 360 50 69 None Voltage Selection 60 Hertz Exchangers Plumbing Requirements If the exchanger is to be operated from a 220 to 240 volt source a voltage selector inside the exchanger must be reset See Section V Service and Maintenance for instructions on changing the voltage selection NOTE Exchangers rated 380 415 volt do not have a voltage selection switch The plumbing connections are located on the rear of the exchanger and are labelled FACILITY WATER and RECIRCULATING WATER FACILITY WA TER connections are 1 inch nominal FPT RECIRCULATING WATER con nections are 1 inch nominal FPT See illustration on page 20 Before installing the exchanger to an instrument that previously used tap water as a cooling fluid flush the instrument several times to remove any rust or scale that has built up The manufacturer of the instrument should be able to recommend a cleaning fluid for their equipment Connect the FACILITY WATER SUPPLY to the cooling water source Connect the FACILITY WATER RETURN to the drain Connect the RECIRCULATING WATER SUPPLY to the inlet of the instru ment being cooled Connect the RECIRCULATING WATER RETURN to the ou
18. reeze contains silicates that can damage the pump seals Use of automotive anti freeze will void the manufacturer s warranty We recommend using distilled deionized water with a 0 05 to 0 1 MOhmcm reading Highly distilled deionized water above the 3 MOhmcm region may become aggressive and is not recommended for use with exchangers with wetted parts other than stainless steel Distilled deionized water in the 15 MOhmcm region is definitely aggressive and should not be used Exchangers operating in these regions should be closely monitored See Water Quality Standards and Recommendations in the Appendix If you do not have access to distilled deionized water we recommend using filtered tap water Thermo Fisher cannot recommend any custom fluids these fluids are too dependent on your particular application Below 8 C a non freezing solution is required The selected cooling fluid must have a viscosity of 50 centistokes or less A 50 50 mixture by volume of distilled deionized water and laboratory grade ethylene glycol is suggested Remove the top access panel and locate the reservoir Fill the reservoir with cooling fluid to within one inch of the top Since the reservoir capacity is small compared to the volume of the circulating system keep extra cooling fluid on hand until the circulating system is full Auto Refill Device Optional Flow Control Auto Restart The automatic refill device maintains the correct level of coolin
19. serve all warning labels Never remove warning labels Never operate damaged or leaking equipment Never operate the exchanger without cooling fluid in the reservoir Always turn off the exchanger and disconnect the line cord from the power source before performing any service or maintenance proce dures or before moving it Always empty the reservoir before moving the exchanger Never operate equipment with damaged line cords Refer service and repairs to a qualified technician In addition to the safety warnings listed above warnings are posted throughout the manual These warnings are designated by an exclamation mark inside an equilateral triangle with text highlighted in bold print Read and follow these important instructions Failure to observe these instruction can result in permanent damage to the exchanger significant property dam age or personal injury or death Description Specifications Temperature Range Temperature Stability Heat Removal Cooling Capacity Pumping Capacity 60 Hz 50 Hz Reservoir Volume Gallons Liters Exchanger Dimensions H x W x D Inches Centimeters Section General Information The Thermo Scientific System IV Liquid to Liquid Heat Exchanger is de signed to remove heat from water cooled instruments The System IV consists of a heat exchanger recirculation pump stain less steel reservoir and a microprocessor temperature controller 5 C to 40 C 1
20. splay tunE Press YES to display CooL ves v CooL is used to adjust the controller s PID values However CooL Thermo Fisher recommends only a qualified technician change the s PID values Incorrect values will hamper exchanger performance 1 Factory set values are P 15 I 0 3 D 0 0 f esr ENTER a Press NEXT ENTER to display the V alarm prompt Press YES to Loc Es display Indc and have the exch isplay Indc and have the exchanger AL r continue to run in the case of a fault Press NO to display and have the HN FLt Ww exchanger shut down in the case of a NEXT ENTER fault The factory preset is FLt A 55 0 C Press NEXT ENTER to display the Hit high temp Hit alarm setting If 1 W 10 0 C desired use the arrow keys to e change the value The factory ae a preset value is 55 C 0 Y NEXRENIERS Press NEXT ENTER to display the tot le 55 0 C low temp Lot alarm setting If i v 10 0 C desired use the arrow keys to change the value The factory preset NS value is 10 C fo NEXT ENTER 2 NEXT ENTER Press NEXT ENTER to display the Alo A ON auto restart Auto prompt Use W oFF the arrow keys enable disable this YES ACCEPT ALL CHANGES Auto P T feature The factory preset is ON e NEXT NTER e
21. sy access to a facility cooling water and a drain Limit the facility water inlet pressure to less than 150 psi 10 2 Bar and limit the facility water inlet pressure to outlet pressure differential across the System IV to less than 35 psid 2 4 Bar Refer to the Cooling Capacity chart in Section II Specifications The flow rate of the cooling water supply must meet or exceed these requirements for the exchanger to operate at its full rated capacity If the cooling water does meet these standards the cooling capacity will be derated The chart is based on a 10 C difference between the temperature of the cooling water supply and the process fluid entering the instrument being cooled As the heat load increases the required flow rate of the cooling water supply increases For example if the heat load is 60 kilowatts only 20 gallons per minute is required to remove the heat However if the heat load is 80 kilowatts 26 gallons per minute is required The flow meter on the front of the exchanger does not measure the flow rate of the cooling water supply The flow meter measures the flow rate of the cooling fluid returning to the instrument being cooled The exchanger construction provides protection against the risk of electric shock by grounding appropriate metal parts The protection will not function unless the power cord is connected to a properly ground ed outlet It is the user s responsibility to assure a proper ground con nection
22. tically when the exchanger is shut off Temperature Controller To turn the exchanger off press START STOP The recirculation pump will stop The IDLE and COOL lights indicate the control valve s status When the tem perature control valve is wide open for maximum cooling the COOL light is on steady When the control valve is closed the IDLE light is on As the control valve moves between these extremes the two lights flash with vary ing on time to indicate the approximate position of the control valve 11 Temperature Controller The microprocessor controller controls temperature using a PID Proportion al Integral Derivative algorithm It is designed with self diagnostic features and easy to use operator interface NEXT ENTER Use this key to accept and save changes Yes A This key is used to increase numerical values V This key is used to decrease numerical values When the controller is powered it displays the reservoir fluid temperature Press the NEXT ENTER key to view the setpoint The display flashes be tween SP and the actual setpoint number If desired use the YES and NO keys to change the setpoint The display flashes as soon as either key is depressed Once the desired setpoint is displayed press NEXT ENTER When selecting an operating temperature remember that the lowest achiev able temperature is a function of the available flow rate the temperature of the cooling water supply and the
23. ting pressure Exchangers are equipped with an auto restart feature If power is lost the exchanger will automatically restart when power is restored This feature is enabled disabled using the controller s Tune Loop see page 13 10 Start Up Section IV Operation Before starting the exchanger double check all electrical and plumbing con nections and make sure the circulating system the System IV your applica tion and the tubing that connects them has been properly filled with fluid Turn the RECIRCULATING FLOW CONTROL to 0 Press START STOP The pump starts and the controller displays the reservoir fluid temperature The low fluid level monitor in the reservoir prevents the exchanger from operating if the fluid level in the reservoir is below the safe operating level By slightly and or intermittently opening the RECIRCULATING FLOW CON TROL toward and using extra cooling fluid to keep the reservoir topped off the system can be filled without repeated tripping of the monitor If the exchanger shuts down top off the reservoir and restart it When the system is full the reservoir level will no longer drop when the RECIRCULATING FLOW CONTROL valve is opened toward A control valve located in the FACILITY WATER inlet line regulates the flow rate of the cooling water supply as it enters the exchanger The valve regu lates the flow rate based on the heat load Flow through the exchanger stops automa
24. tlet of the instrument being cooled A basket strainer is supplied with the exchanger to protect it from becoming clogged by dirty cooling water Install this strainer on the FACILITY WATER inlet A clogged strainer can adversely affect cooling capacity See Section V Facility Water Strainer for cleaning instructions Flexible tubing if used should be of heavy wall or reinforced construction All tubing should be rate to withstand 80 psi at 40 C Make sure all tubing connections are securely clamped Avoid running tubing near radiators hot water pipes etc If substantial lengths of tubing are necessary insulation may be required to prevent loss of cooling capacity Tubing and insulation are available from Thermo Fisher Contact our Sales Department for more information see Preface After sale Support It is important to keep the distance between the exchanger and the instru ment being cooled as short as possible and to use the largest diameter tub ing practical Tubing should be straight and without bends If reductions must be made they should be made at the inlet and outlet of the instrument being cooled not at the exchanger B Fluids AN AN Filling Requirements If substantial lengths of cooling lines are required they should be pre filled with cooling fluid before connecting them to the exchanger Never use flammable or corrosive fluids with this exchanger Do not use automotive anti freeze Commercial anti f
25. xchanger is not operational the software version and the checksum can also be read from the label which is on the micropro cessor chip itself The following chart uses an example of software version 000550 93A begin at the reservoir temperature display 20 3 C Press and hold NO for at least 10 seconds 0550 displays software version digits to left of decimal Note the two leading zeros do not display Press NEXT 93 displays software version digits to right of decimal Press NEXT 1 displays software version revision letter as its equivalent number display cannot show letters A 1 B 2 etc Press NEXT 0000 displays checksum this can be disregarded Press NEXT 20 3 C returns to reservoir temperature display 16 Error Codes Section Troubleshooting The controller also has the capability to display error codes Power up Errors Power up errors are displays until any controller key is pressed If the error message persists the problem is likely a keypad or controller board failure Display Indication Er 00 ROM checksum Er 01 RAM check Er 02 Keypad failure Er 03 NOVRAM checksum error Operating Errors Operating errors are displays once and then clear after three seconds or when any controller key is pressed If error messages Er04 Er15 persist the problem is likely controller board failure If Er16 is displayed the exchang er needs calibration contact us for assistance Display Indication
26. y damage to the product that is the result of improper installation or maintenance or to any product that has been operated or maintained in any way contrary to the op erating or maintenance instructions specified in this Instruction and Operation Manual This warranty does not cover any product that has been altered or modified so as to change its intended use In addition this warranty does not extend to repairs made by the use of parts accessories or fluids which are either incompatible with the product or adversely affect its operation performance or durability Thermo Fisher Scientific reserves the right to change or improve the design of any product without assuming any obligation to modify any product previously manufactured THE FOREGOING EXPRESS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTIES OR MERCHANTABILITY AND FITNESS FORA PARTICULAR PURPOSE OUR OBLIGATION UNDER THIS WARRANTY IS STRICTLY AND EXCLUSIVELY LIMITED TO THE REPAIR OR REPLACEMENT OF DEFECTIVE COMPONENT PARTS AND Thermo Fisher Scientific DOES NOT ASSUME OR AUTHORIZE ANYONE TO ASSUME FOR IT ANY OTHER OBLIGATION Thermo Fisher ScientificASSUMES NO RESPONSIBILITY FOR INCIDENTAL CONSEQUENTIAL OR OTHER DAMAGES INCLUDING BUT NOT LIMITED TO LOSS OR DAMAGE TO PROPERTY LOSS OF PROFITS OR REVENUE LOSS OF THE PRODUCT LOSS OF TIME OR INCONVENIENCE This warranty applies to products sold by Thermo Fisher Scientific
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