Thermo Electron NESLAB System III Installation-Operation- Installation-Operationbasic Service Download Page 1

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NESLAB

System III

ystem III

Heat Exchanger

Thermo Manual P/N U00678 Rev. 08/19/05

Installation-Operation-

Installation-Operation-
Basic Service

Basic Service

Summary of Contents for NESLAB System III

Page 1: ...Info 800 258 0830 NESLAB NESLAB NESLAB NESLAB NESLAB S S S S System III ystem III ystem III ystem III ystem III Heat Exchanger Heat Exchanger Heat Exchanger Heat Exchanger Heat Exchanger Thermo Manual P N U00678 Rev 08 19 05 Installation Operation Installation Operation Installation Operation Installation Operation Installation Operation Basic Service Basic Service Basic Service Basic Service Basi...

Page 2: ...01 800 258 0830 or 603 436 9444 Fax 603 436 8411 West Coast 355 River Oaks Parkway Door 10 San Jose CA 95134 United States Tel 800 423 7831 or 408 965 6050 Fax 408 965 6051 South 8711 Burnet Road Suite F69 Austin TX 78757 7065 512 459 2167 Fax 512 459 1731 Netherlands Takkebijsters 1 Breda 4817 BL Netherlands Tel 31 76 587 9888 Fax 31 76 579 5610 Germany Dieselstrasse 4 Karlsruhe 76227 Germany Tel...

Page 3: ...dback 4 SECTION I Safety Warnings 5 SECTION II GeneralInformation Description 6 Specifications 6 SECTION III Installation Site 8 Facility Water Requirements 8 ElectricalRequirements 9 Voltage Selection 9 PlumbingRequirements 9 Fluids 10 FillingRequirements 11 AutomaticRefillDevice Optional 11 FlowControl 11 Auto Restart 11 SECTION IV Operation Start Up 12 TemperatureController 13 SetupLoop 14 ...

Page 4: ...alve 16 Fault Interlock Contact 17 Fuses 17 PhaseRotation 17 PumpMotorOverloadProtector 17 DisplayingSoftwareVersion 18 SECTION VI Troubleshooting ErrorCodes 19 PoorTemperatureStability 20 Service Assistance 20 Parts List 20 SECTION VII Diagrams TUPumpFlowDiagram 21 Front View 22 RearView 22 Large Volume Units 23 APPENDIX Water Quality and Standards WARRANTY ...

Page 5: ... refer to the Letter of Compliance that shipped with the unit DeclarationofConformity WEEE Compliance This product is required to comply with the European Union s Waste Electrical Electronic Equipment WEEE Directive 2002 96 EC It is marked with the following symbol Thermo Electron has contracted with one or more recycling disposal companies in each EU Member State and this product should be dispos...

Page 6: ... found to be in good condition If the unit shows external or internal damage contact the transportation company and file a damage claim Under ICC regulations this is your responsibility Warranty Units have a warranty against defective parts and workmanship for one full year from date of shipment See back page for more details NES care Extended Warranty Contract Extend parts and labor coverage for ...

Page 7: ...ed or leaking equipment Always turn off the unit and disconnect the line cord from the power source before performing any service or maintenance procedures or before moving the unit Always empty the reservoir before moving the unit Never operate equipment with damaged line cords Never operate without fluid Refer service and repairs to a qualified technician In addition to the safety warnings liste...

Page 8: ...2 Gallons Liters Dimensions3 H x W x D Inches Centimeters Shipping Weight4 Pounds Kilograms 1 25 4 7 20 x 173 8 x 27 52 7 x 44 1 x 68 6 206 93 4 1 Cooling capacity is based in a 10 C difference between the temperature of the cooling water supply and the cooling fluid flowing from the System III to the instrument being cooled see Section III Facility Water Requirements Pressure drop obtained with t...

Page 9: ...A D C B A TU 7 60Hz B TU 7 50Hz C TU 3 60Hz D TU 3 50Hz E CP 55 60Hz F CP 55 50HZ 5 TU 7 TU 8 and TU 9 pumps require 3Ø power 6 TU 5 pumps are rated 9 gpm 50 psi TU 6 pumps are 12 gpm 50 psi TU 8 pumps are 20 gpm 50 psi and TU 9 pumps 23 gpm 50 psi Pump Capacity5 6 E F ...

Page 10: ...ure differential across the System III to less than 35 psid 2 4 Bar Refer to the Cooling Capacity chart in Section II Specifications The flow rateof the cooling water supply must meet or exceed these requirements for the unit to operate at its full rated capacity If the cooling water does not meet these standards the cooling capacity will be derated The chart is based on a difference between the t...

Page 11: ...t up The manufacturer of the instrument should be able to recom mend a cleaning fluid for their equipment The plumbing connections are located on the rear of the unit and are labelled FACILITYWATERandRECIRCULATINGCLEANFLUID Thetopfittingsare outlets and the bottom fittings are inlets These connections are 1 inch FPT A basket strainer is supplied with the unit to protect the heat exchanger from bec...

Page 12: ...tomotive anti freeze will void the manufacturer s warranty We recommend using distilled deionized water with a 0 05 to 0 1 megohm cm reading Highly distilled deionized water above the 3 megohm cm region may become aggressive and is not recommended for use with units with wetted parts other than stainless steel Distilled deionized water in the 15 megohm cm region is definitely aggressive and should...

Page 13: ...he make up fluid source using 5 16 or 3 8 inch ID flexible tubing Tubing is available from Thermo Contact our Sales Department for more information seePreface After saleSupport Flow Control TheRECIRCULATINGFLOWCONTROLhandleisconnectedtoathree way valve that controls the flow of the cooling fluid to the instrument being cooled The handle is located on the front of the unit When the handle is in the...

Page 14: ...ipping of the low fluid level monitor If the unit shuts down top off the reservoir and restart it When the system is full thereservoirlevelwillnolongerdropwhentheRECIRCULATINGFLOW CONTROLvalveisopened toward A control valve located in the FACILITY WATER inlet line regulates the flow rate of the cooling water supply as it enters the unit The valve regulates the flow rate based on the heat load Flow...

Page 15: ...emperature remember that the lowest achiev able temperature is a function of the available flow rate the temperature of the cooling water supply and the 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 producethedesiredoperatingtemperature NOTE The controller does not use the new value unt...

Page 16: ...S to display CooL Press NEXT ENTER to display Stor press YES to accept all the changes press NO to abort all changes and restore all the previous values The controller will again display the fluid temperature Press NEXT ENTER to display the alarm ALr prompt Press YES to display Indc and have the unit continue to run in the case of a fault Press NO to display FLt and have the unit shut down in the ...

Page 17: ...er the first week of installation After this first cleaning the frequency of cleaning depends on the purity of the cooling water We recommend a visual inspection of the reservoir be made monthly after the initial cleaning After several months the frequency of cleaning will be established If the strainer is visibly clogged cleaning is required Disconnect the power cord from the power source and dra...

Page 18: ...the bottom of the cabinet NOTE Some models have a one piece cover rather than separate top and side panels This type of cover is secured by five screws on each side of the case Voltage Selection Remove the top cover from the cabinet The VOLTAGE SELECT toggle switch is located on the right side of the control box Two ranges are available 200 208V and 220 240V Set the switch for the appropriate rang...

Page 19: ...control box Phase Rotation Three phase units with three phase pump motors are equipped with a phase rotation interlock If the phasing is wrong the controller will display PHEr and the unit will not start Unplug the unit Reverse any two power cord wires in the power cord plug Never remove the green ground wire Plug in the unit The PHEr display should be off and the unit should start Pump Motor Over...

Page 20: ...are version 000507 84A begin at the reservoir temperature display 20 3 C Press and hold NO for at least 10 seconds 0507 displays software version digits to left of decimal Note the two leading zeros do not display PressNEXT 84 displays software version digits to right of decimal PressNEXT 1 displays software version revision letter as its equivalent number display cannot show letters A 1 B 2 etc P...

Page 21: ...ions is turned off in the Setup Loop If Er16 is displayed the unit needs calibration contact Thermo for assistance Display Indication Er 04 13 Interrupterror Er 14 Synchronouserror Er 15 Asynchronouserror Er 16 Badcalibration LatchingErrors In order to restart the unit when a latching error is displayed the controller s START STOP button must be pressed after the condition is cleared Display Indic...

Page 22: ...wever excessive restriction of facility water will reduce the System III s capacity Service Assistance If after following these troubleshooting steps your units fails to operate properly contact our Service Department for assistance see Preface After sale Support Before calling please obtain the following information BOMnumber Serial number Voltage of unit Voltage of power source Temperature at wh...

Page 23: ... 21 TU Pump Flow Diagram Optional ...

Page 24: ...ater Inlet Pump Motor Air Discharge Recirculating Clean Fluid Outlet Facility Water Outlet Pump Motor Air Intake RECIRCULATINGFLOW CONTROLHandle Control Panel Reservoir SYSTEM III L IQ U ID L IQ U ID H E AT E X C H A N G E R 3 2 9 15 17 ...

Page 25: ... 23 Large Volume Units ...

Page 26: ...Blank page ...

Page 27: ...resistivity of between 1 to 10 megohm cm compensated to 25 C by using a purification system Although the initial fill may be as high as 10 megohm cm compensated to 25 C the desired level for long time usage is 1 to 3 megohm cm compensated to 25 C The above two recommendations will reduce the electrolytic potential of the water and prevent or reduce the galvaniccorrosionobserved Permissible PPM Des...

Page 28: ...proper installation or maintenance or to any unit that has been operated or maintained in any way contrary to the operating or maintenance instructions specified in Thermo s Instruction and Operation Manual This warranty does not cover any unit 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 accessorie...

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