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Summary of Contents for RT/T6000

Page 1: ...Service Manual SORVALC RT T6000D RT T6000B RT T6000 TABLETOP CENTRIFUGES SORVALL Products Wilmington Delaware 19898 U S A SORVALL Centrifuges PN 07557 6 Issued July 1993 Parts Section Updated Feb 02...

Page 2: ...kept current and includes information regarding significant design changes designs may still vary from instrument to instrument NOTES CAUTIONS and WARNINGS within the text of this manual are used to...

Page 3: ...n 2 1 Inspection 2 1 2 2 Location and Installation 2 1 2 3 Electrical Requirements 2 2 Section 3 Operation Mechanical Systems 3 1 Controls and Indicators 3 1 3 2 Operation 3 5 a Rotor Precool 3 5 b Op...

Page 4: ...2 Control P C Board PN 83025 Replacement RT T6000D RT T6000B SN 9101800 and Above 5 8 5 13 Motor Controls P C Board PNs 07848 07561 Replacement RT T6000 B SNs Below 9101800 5 8 5 14 Display P C Board...

Page 5: ...l Removal 5 30 Seruice Kits 5 34 P C Board Replacement Kit Cat No 12216 5 31 5 35 Gyro Cartridge Replacement Kit Cat No 12825 5 37 5 36 RT6000 Belt and Pulley Replacement Kit Cat No 07728 5 41 5 37 RT...

Page 6: ...t 6 18 6 17 Delayed Start Circuit 6 19 6 18 Slow Start PWM Pulse Width Modulation Circuit 6 20 6 19 Main Speed PWM Pulse Width Modulation Circuit 6 22 6 20 Anticipation Component Voltage Equivalent 6...

Page 7: ...1 Schematics and P C Board Layouts 7 1 7 2 Calibration 7 22 7 3 Illustrated Parts 7 31 Section 8 RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 8 1 Schematics and P C Board Layouts 8 1 8...

Page 8: ...Parts 8 38 8 4 Parts RT6000B SNs Below 9101800 8 39 8 5 Parts T6000B SNs Below 9101800 8 43 8 6 Parts Drive Assembly PN 07884 8 49 8 7 Refrigeration System RT6000B Centrifuge 8 52 8 8 Parts Console A...

Page 9: ...lt Replacement 5 24 5 13 Spring Tension Measurement 5 25 5 14 Motor Mounting Hardware 5 26 5 15 Motor Brush Assembly 5 28 5 16 Modified Connector P8 Motor Control P C Board 5 33 5 17 Parts Location Br...

Page 10: ...000 7 9 Drive Assembly PN 07588 7 10 Refrigeration System RT6000 Centrifuge 7 11 Console Assembly 7 12 Lid Latch Mechanism 8 1 System Schematic RT T6000B Centrifuges SNs Below 9101800 8 2 Wiring Diagr...

Page 11: ...00D Display P C Board 9 46 9 10 Schematic for RT T6000B Centrifuge SN 9101800 and Above Fault Light P C Board 9 48 9 11 Component Location RT T6000B Centrifuges SN 9101800 and Above Fault Light P C Bo...

Page 12: ......

Page 13: ...Introduction Description Paragraph 1 1 Introduction a Intended Use of the Manual b Service Decontamination Policy c Warranty Responsibility 1 2 Centrifuge Description 1 3 Centrifuge Specifications 1 4...

Page 14: ...emphasize Important and critical instructions Service personnel are expected to be familiar with their meaning see page 11 and to read them before servicing the centrifuge b Service Decontamination P...

Page 15: ...mber b Remove motor sealing gasket and wash with appropriate decontaminant c Decontaminate cover bowl and drive using an appropriate method For rotors a Remove tubes bottles and adapters from the roto...

Page 16: ...if so what the contaminant was and what procedure was used If no decontamination was required it will be so stated c Warranty Responsibility Whenever service of the centrifuge is attempted by anyone...

Page 17: ...RT6000D and T6000D closed loop speed control digital displays diamond shaped drive spindle also the T6000D has a smaller cabinet than the RT6000D Also note that there is a significant difference in c...

Page 18: ...Vac 60 Hz 8 A single phase 220 Vac 50 Hz 4 A single phase Power Receptacles 115 Vac Receptacle NEMA 5 15R or equivalent 220 Vac Receptacle NEMA 6 15R or equivalent Dimensions Width 81 cm 32 inches T60...

Page 19: ...ifications Rotor Maximum Operating Speed rpm Maximum Compartment Mass grams Maximum Relative Centrifugal Force RCF H 1000B Swinging Bucket Rotor A 384 Fixed Angle Rotor A 500 Fixed Angle Rotor A S 400...

Page 20: ...Contents Section 2 Installation Paragraph 2 1 Inspection 2 2 Location and Installation 2 3 Electrical Requirements...

Page 21: ...ection S S S V e S the centrlfu a tast PP tot if any parts are CAUTION r av i Todo c s other aaa 2 2 Location and Installation ge tor proper air circulation 2 Level c S P rthecorne 3 Attach power cord...

Page 22: ...6000D T6000B and T6000 could peak to 15 A for 60 Hz centrifuges and 8 A for 50 Hz centrifuges Therefore if the main power source is protected by fuses rather than circuit breakers we recommend the use...

Page 23: ...aph 3 1 Controls and Indicators 3 2 Operation a Rotor Precool b Operation c Running Hazardous Materials d Emergency Sample Recovery e Reducing Speed for Rotor Compartment Loads in Excess of Design Mas...

Page 24: ...and above Table 3 1 lists them by item number and describes their functions Figure 3 1 Controls and Indicators or RT T6000D and RT T6000B SN 9101800 and Above The figure shows ihe RT6000D front consol...

Page 25: ...When turned from OFF to any other setting the TIME dial acts as a start switch to begin centri fuge run 8 Door release knob When knob Is turned clockwise it releases the door latches when knob is tur...

Page 26: ...Below 9101800 and RT T6000 keyed to figure 3 2 Item Name Function 2 3 TIME dial TEMP dial TEMP indicator Sets length of run time up to 30 minutes or 35 minutes on 50 Hz unit At HOLD sets indefinite r...

Page 27: ...otor speed CAUTION Continued operation of the centrifuge be low 600 rpm may damage the drive motor When set to ON the centrifuge brakes to approxi mately 200 rpm at end of run then coasts to a stop Wh...

Page 28: ...ator shows 1500 rpm The length of time it will take to precool a rotor will vary depending on the temperature selected rotor weight and rotor material Precooling the Centrifuge Chamber Only If the rot...

Page 29: ...anual 4 Refrigerated centrifuges only Set the CHAMBER TEMP C dial or TEMP dial to the run temperature desired 5 Set the BRAKE switch to ON or I if braking is desired 6 Set the REV MIN x 1000 dial or S...

Page 30: ...ning remove it as follows 1 Leave the POWER switch set on 2 When the OPEN light comes on turn the door release knob clockwise and open the chamber door 3 Remove the rotor close the chamber door and se...

Page 31: ...revent obstruction of the mechanical override e Reducing Speed for Rotor Compartment Loads in Excess of Design Mass There is a maximum allowable compartment mass established for each centrifuge rotor...

Page 32: ...SORVALL Centrifuges MECHANICAL OVERRIDE LOOP Figure 3 3 Location of Mechanical Override Loop...

Page 33: ...5 o d d manual on the drive spindle See 4 SetCHAMBERTC setBRAKESW t Mp cd altodes 6 Set TIME dial to desired run time 7 V MI IOOO to desired run speed 8 tteend of the when U t co es on and the doc a...

Page 34: ...Contents Section 4 Preventive Maintenance Paragraph 4 1 Inspection and Cleaning a Inspection b Cleaning c Lubrication 4 2 Preventive Maintenance Procedure Preventive Maintenance Checklist...

Page 35: ...ive minutes at 40 C When defrosting is complete wipe the chamber with a damp sponge or cloth then rinse the chamber with water and dry thoroughly Periodically wipe the Inside of the rotor chamber in t...

Page 36: ...ergent and water to clean the centrifuge top and door Chamber Door Clean the chamber door with a soft wet doth and soapy water Avoid using abrasive materials e g dry paper towels and organic solvents...

Page 37: ...kets and Adapters cracks dirty pin wells 3 Before doing the rest of this procedure make sure the centrifuge is functioning properly by performing a test run at the maximum speed of the installed rotor...

Page 38: ...h a With the door shut the latches engaged and the centrifuge operating the door light is not illuminated and the door cannot be opened b With the door open and door light illuminated the centrifuge w...

Page 39: ...Fins damage use fin comb Condenser Fan and Blade functional Appropriate Refrigeration Lines check that insulation is in acceptable condition Start Capacitor and Relay Contacts arcing and pitting b Ca...

Page 40: ...t Function Speed Readings RT6000B T6000B SNs Below 9101800 RT6000 T6000 Meter Actual After D Timer Fault Detection Q No imbalance 19 grains D Imbalance 21 grains D Overtemperature RT6000 Series only D...

Page 41: ...Comments S R Signature _______________ Date of Service...

Page 42: ...83025 Replacement RT T6000D RT T6000B SN 9101800 and Above 5 8 5 13 Motor Controls P C Board PNs 07848 07561 Replacement RT T6000 B SNs Below 9101800 5 8 5 14 Display P C Board PNs 83048 83088 83039 R...

Page 43: ...placement General Procedures 5 32 Front Panel Removal and Replacement 5 33 Access Panel Removal Service Kits Page 5 17 5 20 5 22 5 22 5 24 5 24 5 27 5 29 5 30 5 34 P C Board Replacement Kit Cat No 122...

Page 44: ...electric sho iianlli CAUTION Do not place a refrigerated centrifuge on its side any position other than upright can cause compressor contamination CONTROLS INTERLOCKS 5 1 Temperature and Speed Control...

Page 45: ...ent 1 Unplug the centrifuge power cord 2 Open the front panel paragraph 5 32 and locate the switches on the right hand side 3 Disconnect the switch wires after noting proper wire locations for reassem...

Page 46: ...ift the relay off the shoulder rivet and slide it out 5 Disconnect relay wires after noting wire locations for reassembly refer to figure 5 1 6 Remove the relay 7 To replace the relay reverse the proc...

Page 47: ...ID MOUNTING SCREWS 2 LOCKWASHERS 2 MECHANICAL OVERRIDE SOLENOID SHOWN REMOVED Figure 5 2 Latch Solenoid Parts Identification 5 Remove the two solenoid mounting screws that secure solenoid to solenoid...

Page 48: ...figure 5 1 Remove the relay paragraph 5 4 4 Remove the snap ring from the linkage on the left hand mating latch 5 Disconnect the solenoid and solenoid microswitch connections noting proper wire locati...

Page 49: ...se with the latch assembly 6 Remove the latch assembly 7 To replace the latch assembly reverse the procedure given above making sure the fishpaper Insulation is reinstallated 5 9 Door Open Switch Repl...

Page 50: ...s from timer after noting proper orientation 6 To replace the timer reverse the procedure given above 5 11 Tachometer Indicator Replacement All centrifuge models except RT6000D T6000D 1 Unplug the cen...

Page 51: ...5 32 and locate the Motor Controls P C Board the larger board NOTE If the Motor Controls P C Board is PN 07561 your centrifuge will need to be updated with P C Board Replacement Kit PN 12216 Refer to...

Page 52: ...Display Printed Circuit Board in place and remove the board 5 To replace the board reverse steps 2 through 4 5 15 LED Display Replacement RT6000D T6000D Only 1 Unplug the centrifuge power cord 2 Lowe...

Page 53: ...remove the wires from the terminal block after noting proper wire locations for reassembly 4 Remove the four mounting screws that secure the Temperature Control P C Board in place Remove the screw hol...

Page 54: ...the refrigerant lines to the compressor to prevent moisture from accumulating inside the compressor lines while replacing the evaporator assembly 8 Lower the front panel paragraph 5 32 9 From inside t...

Page 55: ...Identification 5 18 Bowl Replacement Non Refrigerated Centrifuges Only NOTE Centrifuges serial number 8700215 and lower were manufactured with a Bowl and Evaporator Assembly 1 Open the lid and remove...

Page 56: ...ove the access panel paragraph 5 33 3 Disconnect the fan connector P10 NOTE Be careful not to pull the wires off the brake resistor mounted on the rear frame 4 Remove the nuts from the four corners of...

Page 57: ...e centrifuge paragraph 5 20 4 Remove the lock nut that secures the fan blade and remove the fan blade 5 To replace the fan blade reverse the procedure given above placing tape over the cut area of the...

Page 58: ...replace the start capacitor reverse steps 2 through 4 5 23 Start Relay Replacement Refrigerated Centrifuges Only 1 Unplug the centrifuge power cord and remove the access panel paragraph 5 33 2 Unsnap...

Page 59: ...placement SORVALL Centrifuges 3 Note the location of the thermal protector wires Disconnect the snap mounting clip and remove the thermal protector 4 To replace the thermal protector reverse steps 1 t...

Page 60: ...e mounting screws securing the gyro assembly to the drive plate 6 Centrifuges with serial number 8601093 and lower only remove the nut securing the gyro imbalance bracket to the drive plate 7 Slowly l...

Page 61: ...TOR MOUNTING PLATE MOTOR SPRING ARM RETAINING HOOK ADJUSTING K1NG NUT Figure 5 7 Motor Parts Identification SINGLE GROOVE PULLEY RECOMMENDED DOUBLE GROOVE PULLEY OBSOLETE Figure 5 8 Pulley Identificat...

Page 62: ...f the gyro pulley and motor pulley 5 Check the spring tension on the drive belt see paragraph 5 29 NOTE Check that the drive belt microswitch located against the motor mounting plate has not been trip...

Page 63: ...place a 5 8 inch open end wrench onto the flats of the Trantorque mount Turn the wrench to release the mount b Remove the Trantorque mount and pulley If the pulley is secured with set screws a Remove...

Page 64: ...back and forth on the shaft alternately tighten the set screws so that each screw seats properly on the flat of the shaft see figure 5 11 NOTE THE GROOVE ON THE MOTOR PULLEY IS MOUNTED AWAY FROM THE...

Page 65: ...against the bearing face 7 Perform the imbalance calibration procedure paragraph 7 2g 8 2g or 9 2g 5 28 Motor Drive Belt Replacement 1 Remove the access panel paragraph 5 33 2 Release the spring tens...

Page 66: ...ley Be sure the belt is seated correctly in the pulley 6 Maintain tension on the drive belt to keep the drive belt seated in the motor pulley and grasp the other end of the belt Remove the wire snake...

Page 67: ...hown in figure 5 13 Loosen locking nut then tighten or loosen the adjusting nut on the retaining hook to obtain proper tension 25 30 Ibs Tighten locking nut 3 The drive belt microswitch located agains...

Page 68: ...to grill c Remove the two pieces of motor shroud Retain shrouding and hardware for reassembly 7 Release tension of the drive belt tension spring on motor mounting plate and remove the spring from moto...

Page 69: ...in place on the motor mounting studs then set the motor on the studs This ensures motor assembly will rotate smoothly over drive plate and belt switch SW5 on drive plate will be tripped if belt breaks...

Page 70: ...ar metal on the surface of the commutator Do not allow the brushes to wear to the point where they no longer meet the commutator This condition causes severe arcing which results in excessive brush an...

Page 71: ...Repair and Replacement SORVALL Centrifuges BRUSH HOLDER SLOTS BRUSH HOLDER BRUSH SPRING RETAINER BRUSH CAP Figure 5 15 Motor Brush Assembly 5 28...

Page 72: ...w in the door release knob shaft 4 Carefully remove the door release knob making sure the woodruff key remains in the knob shaft 5 Remove the screw from the upper left side of the front panel 6 Carefu...

Page 73: ...the access panel to the left side of the centrifuge NOTE The lower screw towards the rear of the centrifuge has a grounding lockwasher which must be replaced when reinstalling the access panel 3 Lift...

Page 74: ...kit on T6000 B Centrifuges The Temperature Control P C Board Assembly is required when installing this kit on RT6000B SNs Below 9101800 and RT6000 Centrifuges only a Parts Supplied Part Number Descri...

Page 75: ...reconnect wires to terminals on TB2 can damage the P C board 7 Disconnect the three connectors P7 P8 and P9 from the Motor Controls P C Board larger board Before removing P9 It may be necessary to rem...

Page 76: ...e CAUTION Be sure to properly align connectors P7 P8 and P9 with the pins on the Motor Controls P C Board Failure to properly reconnect P7 P8 and P9 can result in damage to the Motor Controls P C Boar...

Page 77: ...and is located on the main harness near the speed tachom eter b Remove the female connector from the wires of the temperature sensor using a pin extractor tool to remove the pins Retain the connector...

Page 78: ...r In the wiring harness Discard jumper then proceed to step b If the centrifuge has a Belt Switch Junction P C Board Assembly proceed to Section c Brake Resistor and Optical Pick Up P C Assembly Insta...

Page 79: ...pper left corner approximately fourth slot down first and third rows of the back panel grill Use 8 32 Phillips screws PN 67351 lockwashers PN 63015 and hex nuts PN 60184 to secure the brake resistor i...

Page 80: ...the centrifuge power cord 5 35 Gyro Cartridge Replacement Kit Cat No 12825 a Parts Supplied Part Number Description Quantity 07886 Gyro Cartridge Assembly 07921 Pulley 68796 Trantorque Keyless Machine...

Page 81: ...gyro seal and the foam insulating ring 6 Remove the three mounting screws and lockwashers that secure the gyro assembly to the drive plate BELT TENSION SPRING GAP 1 14mm 13 0 0 045 inch 005 0 0 IMBALA...

Page 82: ...in each hole securing the pulley to the shaft NOTE If the set screws can not be removed using an Alien wrench use a heat gun or propane torch to heat the pulley to loosen the Loctite adhesive se curin...

Page 83: ...detector and secure the gyro assembly in place with the three mounting screws and lockwashers removed in step 6 Section b 3 Make sure drive belt did not get twisted during installation by turning gyro...

Page 84: ...e Any position other than upright may cause compressor damage NOTE All numbers in parentheses refer to figure 5 19 1 Set the POWER switch to ON and open the centrifuge lid 2 Set the POWER switch to OF...

Page 85: ...hed to base 9 Remove the nut 19 metal washers 20 spring 21 and nylon washers 22 from the three motor mounting studs 18 10 Remove the motor with mounting plate 11 attached from the centrifuge 11 Remove...

Page 86: ...rk on the end bell with the scribe mark on the motor mounting plate 11 then tighten the three mounting screws 4 Make sure each motor mounting stud has a nylon washer on it then position the motor moun...

Page 87: ...clockwise j Reach under the sides of the drive plate and check the drive belt is in the groove of the motor drive pulley and gyro pulley 7 Set the tension of the motor belt a Attach the drive belt ten...

Page 88: ...refer to figures 5 19 and 5 20 1 Set the POWER switch to ON and open the centrifuge Ud 2 Set the POWER switch to OFF and unplug the centrifuge power cord 3 Remove the four screws securing access pane...

Page 89: ...Repair and Replacement SORVALL Centrifuges SPRING WASHER 27 ARMATURE WITH BEARINGS 25 MOTOR HOUSING 14 BRUSH 17 BRUSH 1i CAP Figure 5 20 Motor Assembly 5 46...

Page 90: ...on the armature shaft to loosen the Loctlte adhesive if necessary Discard the pulley 3 Remove the screw and washers from the optical disc 15 on the armature shaft then remove the disc 4 Remove the mo...

Page 91: ...he two set screws Use a propane torch to heat the gyro pulley to loosen the Loctlte adhesive if necessary b Place a single groove drive pulley Cat No 07727 onto the gyro shaft with the single groove s...

Page 92: ...areful to maintain the tension on the drive belt Secure the gyro into place with each of the three mounting screws 1 Put the nut and lockwasher onto the gyro Imbalance bracket 6 and secure the bracket...

Page 93: ...Cat No 12239 NOTE This kit is to be used when replacing the Imbalance Detector on centrifuges a with serial numb Parts Supplied Part Number 07957 07955 07956 07857 61146 63011 68860 60231 63019 65811...

Page 94: ...the black rubber gyro seal and foam Insulating ring 6 Disconnect the Imbalance detector cable P J17 7 Remove the three mounting screws and lockwashers that secure the gyro assembly to the drive plate...

Page 95: ...set screws cannot be removed using an Alien wrench use a heat gun or propane torch to heat the pulley and loosen the adhesive holding the set screws in place 3 Lift the plastic cap located on the top...

Page 96: ...the gyro housing so that the pulley seats against the shoulder on the shaft 2 Insert the TRANTORQUE with its gold side facing towards the pulley so it is securely positioned against pulley Tighten an...

Page 97: ...front end of centrifuge to allow access to the bottom Do not place the centrifuge on its side CAUTION Do not place the RT6000 centrifuge on its side any position other than upright can cause compress...

Page 98: ...SW5 located against the motor mounting plate did not trip while you were adjusting the drive belt tension If it has reset it 9 Apply Loctite 1 222 adhesive to set screw PN 68860 and thread it into the...

Page 99: ...tection Circuit Door Interlock Circuit Time Control Speed Control Knob Temperature Control Zero Crossing Detection Circuit SCR Selecon Rectifier Bridge Circuit SCR Phase Angle Control Circuit Delayed...

Page 100: ...he compressor the drive motor and the electronics A remote bulb on the suction line senses temperature of the suction line gases and modulates the orifice in the expansion valve to provide constant su...

Page 101: ...PRESSURE GAS j LOW PRESSURE LIQUID IgiagSJjja HIGH PRESSURE GAS WJiSISi HIGH PRESSURE LIQUID Figure 6 1 Refrigeration System HIGH SIDE THERMOSTAT RUN 1 3 J10 pO o J FAN START CAPACITOR r II 11 i r n...

Page 102: ...hen be installed in the RT6000 or T6000 however the RT6000 and T6000 are NOT designed to contain the A S 400 rotor in the event of a rotor failure See the WARNING below Both gyro action drive assembli...

Page 103: ...as come to a complete stop The latch mechanism is position sensitive and will not latch unless the door is closed In case of electrical failure there is a mechanical override to the solenoid lever so...

Page 104: ...speed detection Drive motor braking door interlock slow start stop imbalance Chamber temperature Motor speed detection Chamber temperature drive motor braking door interlock imbalance Fault LED displa...

Page 105: ...System Descriptions Electrical SORVALL Centrifuges Rgure 6 3 Electrical System Block Diagram 6 6...

Page 106: ...s set to I or ON the power indicator lamp lights thereby signaling to the user that power is applied to the centrifuge When the power switch CB1 is on power from the wall receptacle passes up through...

Page 107: ...ace ofthejumper plug This transformer is used to step the 220 Vac voltage down to 115 Vac for the low voltage power transformer Tl primary side which goes through connection P J3 pins 2 and 3 Power tr...

Page 108: ...r U27 whose output can be tested at test point TP 15 with respect to ground test point TP 1 Capacitors C30 and C31 are provided for smoothing and filtering the voltage both in and out of the voltage r...

Page 109: ...Frequency To Voltage Converter The converter changes the input frequency into an equivalent dc voltage level proportional to the speed of the motor it then applies it to Zero Speed Detector When the...

Page 110: ...OFF and the door release knob is rotated counterclockwise to latch the door This sequence of steps regardless of the order of execution will de energize the solenoid The de energized solenoid prevents...

Page 111: ...ning ON when the door is Just closed and latched When a start sequence is initiated the door solenoid LI de energizes and as a result mechanically latches the door interlock This prevents the user fro...

Page 112: ...30 minutes the drive motor runs for the set amount of time and shuts off automatically when the set time elapses In the mode drive motor runs continuously until the timer or speed control knob is tur...

Page 113: ...sign The speed control knob acts as a voltage divider between the 12 Vdc and ground Its wiper arm is attached directly to one Input of the speed threshold comparator on the RT T6000B D centrifuges SNs...

Page 114: ...compressor and fan motor assembly While the compressor is running the chamber temperature begins to drop and eventually exceeds the threshold of the compressor control comparator which indicates the c...

Page 115: ...System Descriptions Electrical SORVALL Centrifuges Figure 6 11 Temperature Control Circuit Figure 6 12 Zero Crossing Circuit 6 16...

Page 116: ...smoothing choke L2 and through the motor armature and field before coming back to the junction of blocking diodes A and B The positive signal forward biases blocking diode B allowing it to return to i...

Page 117: ...ent on which one sees a forward bias from the ac line the SCR seeing the forward bias from the current ac cycle will turn on This then passes a rectified dc voltage to the motor At zero crossing the z...

Page 118: ...Relay Kl comparator this change of state ultimately provides a LOW ground return for the 24 Vdc potential to pass through the Run Brake Relay Kl coils which then energizes it For the Start Delay Comp...

Page 119: ...SCR gating capacitor charges slowly toward the Silicon Unilateral Switch SUS device breakover voltage approximately 8 10 Vac As the pulse width increases the effective resistance of the branch decrea...

Page 120: ...n the duty cycle of the Slow Start FWM signal is low the amount of power being applied through the SCR to the motor is minimal This is because the charge rate on the SCR Control Caplcltor is diminishe...

Page 121: ...al to shut down early this allows the motor to begin slowing down its acceleration and approach the set run speed setting with minimum overshoot The anticipation voltage offset Is directly proportiona...

Page 122: ...alent offset is directly proportional to the difference between the actual rpm voltage and the set run speed voltage As the motor approaches the desired set speed the anticipation voltage offset decre...

Page 123: ...iately added to the actual rpm voltage creating an anticipated component voltage equivalent ACVE As the rotor speed approaches the newly lower set run speed the speed control circuit begins diminishin...

Page 124: ...ut the run is not terminated the rotor will coast downward to the new set speed without the use of the brake even if the brake switch Is ON 6 23 Brake Circuit refer to figure 6 21 The brake circuit Is...

Page 125: ...through the RUN BRAKE relay K 1 during braking the motor becomes a generator during this period The brake transformer that supplies the rectified voltage into the field windings for excitation is con...

Page 126: ...comparator on the Control P C Board senses when the actual speed rpm drops below 200 rpm When that happens the signal causes the brake enable opto isolator to shut down thereby removing power to the b...

Page 127: ...is HIGH output signal effectively removes the ground potential from the 24 Vdc supply and de energizes the door solenoid LI The door is then latched preventing the user from accidently unlatching the...

Page 128: ...oid LI so that it can be energized by the zero speed circuitry The door latch mechanism then unlatches allowing the user to gain access to the rotor chamber If the belt tension is to loose or the driv...

Page 129: ...System Descriptions Electrical SORVALL Centrifuges Figure 6 24 Belt Tension Fault Circuit 6 30...

Page 130: ...lance detector located on the motor mounting plate There is a 1 1 mm 0 045 0 005 0 000 inch gap set between the set screw and the imbalance detector to ensure a run condition at 19 grams of imbalance...

Page 131: ...will occur that will terminate the run in progress or if the rotor is at rest prevent a run from starting This form of fault condition will light the fault lamp located on the front panel TMIPoW Inrr...

Page 132: ...ure condition The undertemperature level Is preset by hardware to 10 C If the measured temperature is ever lower than this threshold an undertemperature fault will occur that will terminate the run in...

Page 133: ...load device was a fuse link that if opened due to overheating rendered the drive unusable On subsequent models and in current production the fuse link has been replaced with an automatically resettabl...

Page 134: ......

Page 135: ...bration 7 22 a Temperature Meter Adjustment 7 22 b Tachometer Zero Adjustment 7 22 c Tachometer Calibration 7 23 d Slow Start Adjustment 7 23 e Temperature Contol P C Board Adjustments 7 24 f Motor Co...

Page 136: ...rams printed circuit board component layouts calibration procedures and parts lists for the RT6000 and T6000 centrifuges 7 1 Printed Circuit Boards and Schematic Diagrams The wiring diagram system sch...

Page 137: ...1 CBI Rl 115V OHZ 15A 33K 2W 230V 50HE 8A 8K ZW RT6000 and T6000 Centrifuges AL I c P oroe s A ee i iCRot ie os L L Resf Toiss t se i on s l 4vv 9 uMLe s orrteR wfse SP C F EC Figure 7 1 System Schema...

Page 138: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges 7 5 7 6...

Page 139: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 1 System Schematic Rev 6 RT T6000 Sheet 3 of 3 7 7 7 8...

Page 140: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges BASE PLATE 7 9 7 10...

Page 141: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 2 Wiring Diagram Rev 5 RT T6000 Sheet 2 of 2 7 11 7 12...

Page 142: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 3 Component Location RT6000 T6000 Motor Controls P C Board PN07561 7 7 13...

Page 143: ...arbon Resistor Fixed Carbon Resistor Fixed Carbon 5 100k ft Resistor Variable 0 5 W 10 100k a Resistor Fixed Carbon 5 10 Megohms Resistor Fixed Carbon Resistor Fixed Carbon 5 5 1k ft Resistor Fixed Ca...

Page 144: ...e Cermet 500k n R43 Resistor Fixed Carbon 1 4 W 5 180k Q R45 Resistor Fixed Carbon 1 4 W 5 510k a R47 Resistor Fixed Carbon 1 4W 5 2 Megohms R48 Resistor Fixed Carbon 1 4 W 5 20k n R49 Resistor Variab...

Page 145: ...ridge Controlled Avalanche Diode Signal Silicon CR10 CR13 CR14 CR15 CR16 CR17 CR19 CR20 CR21 CR26 CR27 Rectifier Silicon 1000V CR18 CR22 CR23 CR25 CR24 RFC1 Q1 Q5 Q9 Q2 Q8 Q3 Diode Zener Silicon 100V...

Page 146: ...c C15 C16 01 uF lOOWVdc C3 C6 Capacitor Ceramic Disc C12 C13 1 uF 50 WVdc C20 C23 C4 Capacitor Ceramic Disc 05 VLF 50 WVdc C5 Capacitor Electrolytic Aluminum adial 680 uF 35 WVdc C9 C10 Capacitor Cera...

Page 147: ...10 Integraged Circuit Quad Comparator Integrated Circuit Multivibrator Dual Monostable Integrated Circuit Triac Driver Optically Isolated Integrated Circuit Optically Coupled Isolator Connector P C Ri...

Page 148: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 4 Component Location RT6000 Temperature Control P C Board PN 07530 3...

Page 149: ...able Cermet 1k Q Resistor Variable Cermet 5k Q Resistor Carbon 5 1 4W 820 Q Resistor Carbon 5 1 4W 10k Q Resistor Variable Cermet 2k Q Resistor Carbon 5 1 4W 510 ft Resistor Carbon 5 1 4 W 27k n Resis...

Page 150: ...50 WVdc C6 C9 Capacitor Ceramic Disc 0 1 uF 50 WVdc C7 Capacitor Ceramic Disc 0 1 pF 500 WVdc C8 Capacitor Electrolytic Aluminum Radial 0 68 pF 63 WVdc Zl Integrated Circuit Low Power Quad Amplifier Z...

Page 151: ...ement of centrifuge components or system aging makes adjustments necessary theproHcedures a Temperature Meter Adjustment RT6000 ONLY With the POWER switch set to OFF turn the adjustment screw using a...

Page 152: ...rd Is PN 07848 or R49 if the P C Board Is PN 07561 until the frequency meter and the centrifuge tachometer have the same reading 6 Disconnect frequency meter then close and secure the front panel d Sl...

Page 153: ...nd adjust R7 on the Temperature Control P C Board The temperature meter and sensor must agree 1 C 6 Repeat steps 4 and 5 until no further adjustment is required Temperature Control Knob Coincidence Ad...

Page 154: ...e fault indicator is already lit back off on R25 until light goes out and then readjust 8 Open the centrifuge lid remove the beaker and reinstall the temperature sensor into the bottom of the rotor ch...

Page 155: ...itch to ON and open the centrifuge lid Install an H 1000B Rotor with buckets Close and lock the lid 4 Set the TIME control knob to HOLD and the SPEED control knob to maximum setting 5 Adjust potentiom...

Page 156: ...s measured at I C Zl pin 6 Always adjust the variable resistor potentiometer R 18 first If you reach the 4 0 vdc potentiometer limit and the rotor still does not trip decrease the gap by turning the s...

Page 157: ...the fail tube 5 Place both buckets and carriers back onto the rotor in the chamber 6 Place the reference tube into one bucket carrier and the fail tube in the opposite bucket carrier Close and lock t...

Page 158: ...h the pass tube installed remove the rotor and regap the set screw by turning 1 8 turn counter clockwise Retest again and continue adjusting the gap until the rotor does not trip at 0 5 Vdc with the p...

Page 159: ...he speed control knob to 3200 rpm setting 25 Set the timer control knob to the HOLD position to start the centrifuge The rotor should begin accelerating towards 3200 rpm NOTE The FAULT LED indicator o...

Page 160: ...eplaceable parts by item numbers The item numbers are keyed to accompanying parts lists Which provide part numbers and descriptions of the items When ordering replacement parts specify the part number...

Page 161: ...sembly RT6000 07848 Motor Control Board Assembly RT6000 12294 Brush Replacement Kit 67286 Brush Cap 07556 Foam Insulating Ring 68658 Drive Belt 07513 Timer 07638 Gyro Seal 07550 Door Seal RT6000 07746...

Page 162: ...7311 Lockwasher Split Black No 8 x 0 031 Thick 16 16 67312 Screw Phillips Pan Head Slotted Black No 8 32 x 3 8 Long 16 17 67313 Screw Machine Flat Head 82o countersink Black No 10 32 x 3 8 Long Not av...

Page 163: ...Screw Machine Flat Head 82o countersink NO 6 32 x 3 8 Long 6 49 61597 Screw Machine Pan Head Slotted SST UNC No 6 32 x 5 16 Long 2 50 63085 Flatwasher SST 0 169 I D x 0 304 O D x 0 032 Thick 2 51 076...

Page 164: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 7 Parts RT6000 7 35 7 36...

Page 165: ...4 67302 Hinge 2 15 67311 Lockwasher Split Black No 8 x 031 Thick 16 16 67312 Screw Machine Pan Head Slotted Black No 8 32 x 3 8 Long 16 17 90721 Screw Machine Flat Head 82o countersink Black No 10 32...

Page 166: ...UNC No 6 32 x 5 16 Long 2 50 63085 Flatwasher Steel Cad Plate 0 169 I D x 0 304 O D x 0 032 Thick 2 51 07641 Outter Assembly Console Not available 1 52 07676 Knob Assembly Latch Control 1 53 61682 Scr...

Page 167: ...7828 Screen Wire Mesh 8 x 8 Not available 1 69 07824 Grill Front Not available 1 70 68730 Flatwasher No 8 Steel 0 170 I D x 5 8 O D x 0 049 Thick 4 71 67874 Spacer Round 0 171 I D x 1 2 O D x 13 16 Lo...

Page 168: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 8 Parts T6000 7 41 7 42...

Page 169: ...3005 Lockwasher Split SST No 4 10 62396 Screw Machine Pan Head Slotted SST UNC No 4 40 x 5 8 Long 2 11 61072 Flatwasher No 4 SST 1 8 I D x 1 4 O D x 0 022 Thick 2 12 61560 Lockwasher External Steel No...

Page 170: ...Lockwasher Split No 6 SST 0 031 Thick 2 30 07584 Gyro Cartridge Assembly 1 31 07587 Gyro Assembly w o pulley 1 32 07727 Pulley 2 33 61682 Screw Set Hex Socket Cup Point Steel UNC No 8 32 x 7 16 Long...

Page 171: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges Figure 7 9 Drive Assembly PN 07588 7 45...

Page 172: ...d Slotted Steel Cad Plate UNC No 8 32 x 5 8 Long 1 12 64401 Spacer Round 1 2 Diameter 50 Hz only 4 13 64695 Screw Machine Pan Head Slotted SST UNC No 8 32 x 7 8 Long 50 Hz only 4 14 67829 Fan Blade Te...

Page 173: ...SORVALL Centrifuges RT6000 and T6000 Centrifuges EVAPORATOR BASEPLATE Figure 7 10 Refrigeration System RT6000 Centrifuge 7 47...

Page 174: ...0 67376 Screw Flat Head No 6 x 0 38 Long 6 11 83117 Cable Assembly SST Nylon Coated 0 037 O D x 11 0 Long 12 07513 Timer Assembly 1 13 07555 Potentiometer Assembly Temperature RT6000 ONLY 1 14 07682 I...

Page 175: ...Head Slotted SST UNC No 6 32 x 1 4 Long 8 34 61711 Lockwasher Intternal No 6 x 0 021 Thick 8 35 07620 Heatsink Bracket 37 63005 Lockwasher Split SST No 4 x 0 025 Thick 8 38 12216 Motor Controls P C Bo...

Page 176: ...RT6000 and T6000 Centrifuges SORVALL Centrifuges 20 21 22 28 29 30 31 32 33 34 28 29 30 31 32 29 30 31 Figure 7 11 Console Assembly 7 50...

Page 177: ...1 12 62587 Insulator Switch 1 15 32 x 1 Wide 1 13 62396 Screw Machine Pan Head Slotted SST UNC No 4 40 x 5 8 Long 2 14 61072 Flatwasher SST No 4 0 125 I D x 0 025 O D x 0 022 Thick 2 15 63004 Lockwash...

Page 178: ...RT6000 and T6000 Centrifuges SORVALL Centrifuges Figure 7 12 Lid Latch Mechanism 7 52...

Page 179: ...Temperature Control P C Board 8 25 8 2 Calibration 8 29 a Temperature Meter Adjustment 8 29 b Tachometer Zero Adjustment 8 29 c Tachometer Calibration 8 30 d Slow Start Adjustment 8 30 e Temperature...

Page 180: ...ntrol whereas RT6000B and T6000B centrifuges with Serial Numbers 9101800 and above have closed loop speed control The two versions also have different cabinet designs RT6000B and T6000B centrifuges wi...

Page 181: ...0794 T6000 O LY f PERATURE NTROL ARD Y 07841 EMATic 07748 OOB ONLY Wl r TI 3 i J r i i r L i i i i P3 L J31 i i i i 3 2 0 r i i J6 r l l 1 30V 5C PTION r L J4 Pb I 1 2 v 3 i i i i T5 3HZ n P4 6 NO S B...

Page 182: ...L J 11Q 01 n f R l 3 r i 8 CONTROLS BOARD ASSY 07848 SCHEMATIC 07749 J7 rJ P7 r 1 i r 7 SW BRA PIG JIG r l J21 r i i i 1 i 1 J o4 IQ JIU 1 PIGL I 3 o C oX 30 1 2 R4 AA 5s 3 c L J z2 T2 r BRAKE XFMR n...

Page 183: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 BASE PLATE 8 7 8 8...

Page 184: ...Ct n P9 Ci Z P Z C76 51 N O 6 2 PS S 1 t J i rrr 7 T T j M In 0 u M y r 10 M 1 a io Y tM n i ls l f f II K i ffpcSS SS i m Q Q IPniOiflKiniflJ 1 S Si v ii f 3 J J V V 11 4 P7 14 PQ L E D IHBftLftU E...

Page 185: ...ORVALL Centrifuges wzv RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 3 Schematic Rev 4 for RT T6000B SNs Below 9101800 Motor Controls P C Board PN 07848 6 Sheet 1 of 3 8 11 8 12...

Page 186: ...CN R20 r R51 5oo T L U9 Wt3W T 1 c c C16 3 0 00 et2 o pp i R c 8 8 S zv 3 Y 600 560 TP3 o Isi r 9 ae 2o ceo s s oe c vc e sr s 6 ip 3 1 UsA AOT 2 4 1 1 w W VR lZVOC TAB 1 r ro o f 2 ro i 10 1 00 1 20...

Page 187: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 3 Schematic Rev 4 for RT T6000B SNs Below 9101800 Motor Controls P C Board PN 07848 6 Sheet 3 of 3 8 15 8 16...

Page 188: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 4 Component Location RT T6000B SNs Below 9101800 Motor Controls P C Board PN 07848 6 8 17...

Page 189: ...n 5 o 1 4W 560 t2 Resistor Carbon 5 1 4W 12k Q Resistor Carbon 5 1 4W 3k Q Bourns 3299W 1 103 Bourns 3299W 1 202 Bourns 3299W 1 502 Bourns 3299W 1 505 R9 R28 Rll R12 Resistor Carbon 5 1 4W 5 1k Q Resi...

Page 190: ...n 5 1 4W 43k ft Resistor Carbon 5 1 4W 10 n Resistor Carbon 5 1 4W 100 Q Resistor Carbon 5 1 2 W 330 Q Resistor Carbon 5 1 2 W 220 Q Resistor Carbon 5 1 4W 51k Q Resistor Carbon 5 1 2 W 100 Q Resistor...

Page 191: ...t R92 R104 Resistor Carbon 5 1 2 W 470 ft R94 Resistor Carbon 5 1 4 W 220 ft R96 Resistor Carbon 5 1 4 W 330k ft R101 Resistor Carbon 5 1 2 W 270 ft R103 Resistor Carbon 5 1 4 W 510 ft R106 Resistor V...

Page 192: ...m 10 pF 20 WVdc Capacitor Ceramic Molded 01 VLF 100 WVdc Capacitor Fixed Tantalum 1 uF 35 WVdc Capacitor Ceramic Disc 1 uF 500 WVdc Capacitor Electrolytic Aluminum Radial 680 uF 50 WVdc Capacitor Cera...

Page 193: ...Isolated Integrated Circuit Frequency to Voltage Converter Integrated Circuit Quad 2 Input NAND Gate CMOS Varlstor Metal Oxide 20 Joules 250V Regulator Voltage Fixed Output 12 V Connector 4 position R...

Page 194: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 5 Schematic Rev 1 for RT6000B SNs Below 9101800 Temperature Control P C Board PN 07841 2 8 23 8 24...

Page 195: ...f I 0 i in CE C 9 4 C 31 r 0 ir r r1 1 m la Q u cc u NO r i i or M f M T cr c C7 P C 5 i 1 s a N 0 W D ca cc C2C 0 E 07S T T Z2 23 R3 R31 R32 41 RE Q c 1 C1 0 r c Q 4 CE G 0 NO D Ll Tpe c3r i i T R n...

Page 196: ...ale Resistor Carbon 1 1 8 W 1k Q Resistor Carbon 5 1 4 W 1 MQ Resistor Carbon 5 1 8W 10k ft Resistor Carbon 5 1 8W 20k ft Resistor Carbon 5 1 8W 100k ft Resistor Carbon 1 1 8W 13k ft Resistor Variable...

Page 197: ...1 2 W 180 0 Resistor Carbon 5 1 2 W 220 a Resistor Carbon 5 1 2 W 10 Resistor Carbon 5 1 4W 100 Resistor Carbon 5 1 4W 1200 n Resistor Carbon 5 1 4W 10k Q Resistor Carbon 5 1 4W 1000 a Resistor Carbon...

Page 198: ...c 1 pF 500WVdc C 10 C 11 Capacitor Fixed Tantalum 1 pF 35WVdc CR1 Diode Signal Silicon Zl Z2 Integrated Circuit Low Power Quad Amplifier Z3 Integrated Circuit Quad Comparator Z4 Integrated Circuit Tri...

Page 199: ...ormed when the replacement of centrifuge components or system aging makes adjustments necessary the procedures a Temperature Meter Adjustment With the POWER switch set to OFF turn the adjustment screw...

Page 200: ...s follows adjust R2 if the P C Board is PN 07848 or R49 if the P C Board is PN 07561 until the frequency meter and the centrifuge tachometer have the same reading 6 Disconnect frequency meter then clo...

Page 201: ...ove the TIME control knob that secures the front panel to the frame Gently lower the front panel 8 Connect a digital voltmeter to TP 4 and reference TP 2 on the Temperature Control P C Board 9 Plug in...

Page 202: ...centrifuge power cord set the POWER switch to ON and open the lid Install an H 1000B Rotor with buckets or an A 384 Rotor Make sure the H 1000B Rotor buckets swing freely Close and latch the lid 6 Adj...

Page 203: ...0 5 Vdc and 4 0 Vdc as measured at I C U4 pin4 Always adjust the variable resistor potentiometer R3 first If you reach the 4 0 vdc potentiometer limit and the rotor still does not trip decrease the g...

Page 204: ...will be used as the Jail tube 5 Place both buckets and carriers back onto the rotor in the chamber 6 Place the reference tube into one bucket carrier and the fail tube in the opposite bucket carrier...

Page 205: ...cuit tripped with the pass tube installed remove the rotor and regap the set screw by turning 1 8 turn counter clockwise Retest again and continue adjusting the gap until the rotor does not trip at 0...

Page 206: ...tube 24 Set the speed control knob to 3200 rpm setting 25 Set the timer control knob to the HOLD position to start the centrifuge The rotor should begin accelerating towards 3200 rpm NOTE The FAULT L...

Page 207: ...ion identifies replaceable parts by item numbers The item numbers are keyed to accompanying parts lists Which provide part numbers and descriptions of the items When ordering replacement parts specify...

Page 208: ...perature Board Assembly 07848 Motor Control Board Assembly 12294 Brush Replacement Kit 67286 Brush Cap 07556 Foam Insulating Ring 68658 Drive Belt 07513 Timer 07638 Gyro Seal 07550 Door Seal RT6000B 0...

Page 209: ...de 1 14 67302 Hinge 2 15 67311 Lockwasher Split Black No 8 x 0 031 Thick 16 16 67312 Screw Phillips Pan Head Slotted Black No 8 32 x 3 8 Long 16 17 67313 Screw Machine Flat Head 82o countersink Black...

Page 210: ...k Not available 1 48 60674 Screw Machine Flat Head 82o countersink NO 6 32 x 3 8 Long 6 49 61597 Screw Machine Pan Head Slotted SST UNC No 6 32 x 5 16 Long 2 50 63085 Flatwasher SST 0 169 I D x 0 304...

Page 211: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 9 Parts RT6000B SNs Below 9101800 8 41 8 42...

Page 212: ...ick x 3 8 Wide 1 14 67302 Hinge 2 15 67311 Lockwasher Split Black No 8 x 031 Thick 16 16 67312 Screw Machine Pan Head Slotted Black No 8 32 x 3 8 Long 16 17 67313 Screw Machine Flat Head 82o countersi...

Page 213: ...ine Pan Head Slotted SST UNC No 6 32 x 5 16 Long 2 50 63085 Flatwasher Steel Cad Plate 0 169 I D x 0 304 O D x 0 032 Thick 2 51 07641 Outter Assembly Console Not available 1 52 07676 Knob Assembly Lat...

Page 214: ...No 4 40 x 5 8 Long 4 68 68728 Screen Wire Mesh 8 x 8 Not available 1 69 07824 Grill Front Not available 1 70 68730 Flatwasher No 8 Steel 0 170 I D x 5 8 O D x 0 049 Thick 4 71 67874 Spacer Round 0 171...

Page 215: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 10 Parts T6000B SNs Below 9101800 8 47 8 48...

Page 216: ...D x 0 25 O D x 0 031 Thick 1 9 63005 Lockwasher Split SST No 4 10 62396 Screw Machine Pan Head Slotted SST UNC No 4 40 x 5 8 Long 2 11 61072 Flatwasher No 4 SST 1 8 I D x 1 4 O D x 0 022 Thick 2 12 61...

Page 217: ...e Detector 1 31 61146 Screw Cap Socket Hex Head SST UNC No 6 32 x 3 8 long 2 32 63011 Lockwasher Split No 6 SST 0 031 thick 2 33 07886 Gyro Cartridge Assembly 1 34 07885 Gyro Assembly 1 35 60231 Screw...

Page 218: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 Figure 8 11 Drive Assembly PN 07884 8 51...

Page 219: ...Machine Pan Head Slotted Steel Cad Plate UNC No 8 32 x 5 8 Long 1 12 64401 Spacer Round 1 2 Diameter 50 Hz only 4 13 64695 Screw Machine Pan Head Slotted SST UNC No 8 32 x 7 8 Long 50 Hz only 4 14 678...

Page 220: ...SORVALL Centrifuges RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 EVAPORATOR BASEPLATE Figure 8 12 Refrigeration System RT6000B Centrifuge 8 53...

Page 221: ...Brass Not available 3 10 67376 Screw Flat Head No 6 x 0 38 Long 6 11 83117 Cable Assembly SST Nylon Coated 0 037 O D x 11 0 Long 12 07513 Timer Assembly 1 13 07555 Potentiometer Assembly Temperature R...

Page 222: ...er SST 5 32 I D x 3 8 O D x 0 031 Thick 6 31 63011 Lockwasher Split No 6 SST 0 031 Thick 6 32 61132 Screw Machine Pan Head Slotted SST UNC No 6 32 x 3 8 Long 4 33 60930 Screw Machine Pan Head Slotted...

Page 223: ...RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 SORVALL Centrifuges 28 29 30 31 32 33 34 28 29 30 31 32 29 30 31 Figure 8 13 Console Assembly 8 56...

Page 224: ...oswitch SPDT Leaf Type 1 12 62587 Insulator Switch 1 15 32 x 1 Wide 1 13 62396 Screw Machine Pan Head Slotted SST UNC No 4 40 x 5 8 Long 2 14 61072 Flatwasher SST No 4 0 125 I D x 0 025 O D x 0 022 Th...

Page 225: ...RT6000B and T6000B Centrifuges Serial Numbers Below 9101800 SORVALL Centrifuges m Figure 8 14 Lid Latch Mechanism 8 58...

Page 226: ...ion a Temperature Meter Adjustment b Tachometer Zero Adjustment c Control P C Board Calibration Rev I d Control P C Board Calibration Rev 2 e Brake Test f Drive Belt Switch Test g Imbalance Detector C...

Page 227: ...00 have open loop speed control The two versions also have different cabinet designs RT6000B and T6000B centrifuges with serial numbers 9101800 and above have light gray cabinet panels and control pan...

Page 228: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above 9 3 9 4...

Page 229: ...IS OK ai35 1K iau R136 IOK TPIE R12 E5K iau y3 6 t l u 1 IrtBBLaHCE Rl T B E moc ia U51 1 I 34 J C3 1 C33 i rr l2U r syi U35 me i is r s WSl a fo 1 i S 100 R13S T1 H3U A isu 1 t R 6 U4B 2 1 Y L 39 f...

Page 230: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above Figure 9 1 System Schematic Rev 1 RT T6000B SN 9101800 and Above and RT T6000D Sheet 3 of 4 9 7 9 8...

Page 231: ...trifuges Serial Number 9101800 and Above TEMP fEM cw y J4 3 4 J4 t TEMP ACT X Pe JS a 4 JS 1 JS 3 COHPRESSOR ao lusr t fo l B OULY OM T t OCS o llJtrKUMCMTt Figure 9 1 System Schematic Rev 1 RT T6000B...

Page 232: ...CBl OP N TAND BY M OF fLMElR lZED SRAXE orr swircM 5W OPEN Ttfcl ft OFF WITCH 5W OP M iPEED ficr TL ZCRO RP M swircM w OPE MI DODK UNLATf HED SWITCH 5WI A B W1 B OPEN pffoprK SELT reu ioN nrM ws ciff...

Page 233: ...TOB OS 9 STATE OF lAJ TKUr IUT WIVER DFF C f OP CN rAMOY ftT 1 D EM R IZ D AAK OFF swrrcH swa OPEM TIMER OFF WITCH iWZ C7PEM S PEF O E T TO ZERO RPM SWITCH SW OPE M DOOR UNLATCHEO SWITCH 2 WI S S I B...

Page 234: ...CSI OP NI TAMD BT KI OeEMER IZED BRAKE OFF SWITCH wl OfHU TIMER OFF SWITCH SW OPEU 5PCCD 5 T TO ZERO RPM SWfTCMSW OPEN OOCR UMI ATCHE 0 SWITCH iWI A S SW B OPCM rhVf f BELT TtiM lOW WITCH a C ff6fo AR...

Page 235: ...AKE FF WIT H 6Wt OPEN TIMER OFF 6WITCH WL 0 6 SPECD ET TO Z e 0 R PM Wir H W 0 1 N OOOrtUAJLATCHED SWITCH flWl A XLAWI B OP N PKop c aeJ T rtAi ioN wneu ws CLP CO NOTE t Pi JUMPER tkl TALLED m HZ r AT...

Page 236: ...VALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above BASE PLATE Figure 9 3 Wiring Diagram Rev 2 RT T6000B SN 9101800 and Above and RT T6000D Sheet lqf2 9 19 9...

Page 237: ...L Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above FRONT CONSOLE Figure 9 3 Wiring Diagram Rev 2 RT T6000B SN 9101800 and Above and RT T6000D Sheet 2 of 2 9 21...

Page 238: ...6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above REWORK BOARD ON BACK Figure 9 4 Component Location RT T6000B SN 9101800 and Above and RT T6000D Control Printed Circuit Boar...

Page 239: ...cription Resistor 10 ft 1 2W 5 Carbon Resistor 100 0 1 4W 5 Carbon Resistor 100 ft 1 2W 5 Carbon Resistor 1 Ok ft 1 8W l Metal Fill or Equivalent Resistor 1k ft 1 4W 5 Carbon Resistor 1k ft 1 2W 5 Car...

Page 240: ...n Resistor 2k ft 1 4W 5 Carbon Resistor 20 0k ft 1 8W 1 2 Metal Film or Equiv Resistor 140ft 1 8W 1 Metal Film or Equiv Resistor 220 ft 1 4W 5 Carbon Resistor 220 ft 1 2W 5 Carbon Resistor 22k ft 1 4W...

Page 241: ...3 Resistor 470 ft 1 2W 5 Carbon R140 Resistor 4 7k ft 1 8W 1 Metal Film or Equlv R67 R68 Resistor 4 7k ft 1 4W 5 Carbon R70 R76 R80 R110 Rill R118 R42 R87 R99 Resistor 47k ft 1 4W 5 Carbon R114 rework...

Page 242: ...v Resistor 75k ft 1 4W 5 Carbon Resistor 82k ft 1 4W 5 Carbon Resistor 9 09k ft 1 8W 1 Metal Film or Equiv Potentiometer 10k ft Potentiometer 2k a Potentiometer 500k Q Potentiometer 5k 2 Potentiometer...

Page 243: ...mic Mold Capacitor 1 iF 35WVdc Tantalum Capacitor 10 F 20WVdc Tantalum Capacitor 0 22 iF SOWVdc Ceramic Mold Teccor D4015L Motorola 2N5060 Teccor S4015L Sprague CKR05BX103ML Sprague 41C92A10 Sprague C...

Page 244: ...uit Opoto Triac Drive Integrated Circuit Opto Isolator Integrated Circuit H V Curr Darl Array Integrated Circuit Timer Integrated Circuit Quad Comparator Integrated Circuit Quad 2 Input NAND Integrate...

Page 245: ...15 Ql Q2 Q3 Q4 V1 V4 LI Connector 4 Pin Right Angle Connector 14 Pin Right Angle Connector 11 Pin Straight Terminal Block 8 Pin PC Type Test Points Transistor NPN Triac Silicon Isolated Tab Triac 15 A...

Page 246: ...P13 R73 G 11 ii n 11 n o Kboy CR9h 61 LR26J 4884 R62 p l TR85 R63 uii R64 u11 H R6s oY y Ru RSS S J RS7 R67 R88 R68 R89 R69 R90 2 CR10 CR11 CR12 ES RS CR n i ee J8 1 TR9i rf 3 m SJ 15 3 U15 CR1 Ul tfc...

Page 247: ...r Equivalent R14 R75 R98 Resistor 1k Q 1 4W 5 Carbon R133 R138 R73 Resistor IkQ 1 2W 5 Carbon R5 Resistor 10 0k 0 1 8W 1 2 Metal Film or Equiv R30 R38 R39 Resistor 10k n 1 4W 5 Carbon R46 R48 R63 R64...

Page 248: ...l Film or Equiv Resistor 150k 12 1 4W 5 Carbon Resistor 180 Q 1 2W 5 Carbon Resistor 2k n 1 4W 5 Carbon Resistor 20k Q 1 4W 5 Carbon Resistor 20 0k Q 1 8W 1 2 Metal Film or Equiv Resistor 220 a 1 4W 5...

Page 249: ...n Resistor 330k Q 1 4W 5 Carbon Resistor 3 6k Q 1 4W 5 Carbon Resistor 39k n 1 4W 5 Carbon Resistor 47 Q 1 4W 5 Carbon Resistor 470 n 1 4W 5 Carbon Resistor 470 ft 1 2W 5 Carbon Resistor 4 7k n 1 8 1...

Page 250: ...rbon Resistor 8 06k ft 1 8W 1 Metal Film or Equivalent Resistor 82k Q 1 4W 5 Carbon Resistor 9 09k Q 1 8W 1 Metal Film or Equiv Potentiometer lOkn Potentiometer 2k 0 Potentiometer 500k Q Potentiometer...

Page 251: ...tor 0 1 iF 50V Metal Polyester Capacitor 0 1 F 100V Ceramic Mold Capacitor 1 uF 35WVdc Tantalum Capacitor 10 uF 20WVdc Tantalum Capacitor 0 22 uF SOWVdc Ceramic Mold Capacitor 2 2 pF 35WVdc Tantalum C...

Page 252: ...ed Circuit Opto Isolator Integrated Circuit Opto Isolator Integrated Circuit H V Curr DarL Array Integrated Circuit Timer Integrated Circuit Quad Comparator Integrated Circuit Quad 2 Input NAND Integr...

Page 253: ...3 Pin Straight Connector 4 Pin Right Angle Connector 14 Pin Right Angle Connector 11 Pin Straight Plugs Interconnection 2 Posn Terminal Block 8 Pin PC Type Test Points Transistor NPN Triac Silicon Is...

Page 254: ...U 5U SPEED FBULT 6 OPEN 7 J Cl FAUL N C RB 330 1 50 T K uF U 1 3 n 4 R5 U2 n U5717 I L f a9 4K R6 V AA 6 H 3 100 DftTEL DnS 21645 1 I U4 3 9 1 R3J5 15 C K IV R8 y 10 0 1 Rl K 5 7 10 GftIN 3 4 U K R4 A...

Page 255: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above Figure 9 7 Component Location RT6000D Display P C Board PN 83039 1 9 43...

Page 256: ...perature LED Display RPM Capacitor 0 1 pF 50V Met Poly Resistor 100 ft 1 4W 5 Carbon Resistor 330 k a 1 4W 5 Carbon Resistor Variable 1000 ft Resistor 3 92k ft 1 8W 1 Metal Film Resistor 750 ft 1 8W 1...

Page 257: ...EC 5 UREF FflULT OPEN P10 l Z 5 3 4 B 7 Q V l 9 1 C N C PA 10 M C 5U ULT i 3 n U2 V M n U5717 6 4 3 Rl 100 j Ra I 330K C1 To i u 5 5U t 1 11 3 1 1 3 u n SPE E D DATEL DnS aifc S l U3 97 10 R3 ww R4 5K...

Page 258: ...RT6000B and T6000B Centrifuges Serial Number 9101800 and Above SORVALL Centrifuges 0 Ul U2 Rl J10 c cc u u 1 R3 l M fk1 0 n 6 jci R2 U3 12 0 7 Figure 9 9 Component Location T6000D Display P O Board P...

Page 259: ...er Order No U2 U3 U4 Cl Rl R2 R3 R4 P10 Lamp Red SST LED Display LED Display RPM Capacitor 0 1 iF 50V Met Poly Resistor 100 ft 1 4W 5 Carbon Resistor 330 k Q 1 4W 5 Carbon Resistor Variable 1000 a Res...

Page 260: ...VALL9 Centrifuges 5U J P10 1 r l s v 2 T 3 u S 8 FAULT 6 OrEn 7 9 10 L i l iJ n C lkl n C N C Ul 1 y 6 r ii r urt n FAULT 3 3 n MU57173 i tii ff t 5 1 U2 f r r k i 1 A 6 M MU57173 100 Figure 9 10 Sche...

Page 261: ...ent Identification PN 83048 1 keyed to figure 9 10 Component Ul U2 Rl P10 Description Lamp Red SST Resistor 100 Q 1 4W 5 Carbon Connector 10 Pin Right Angle Manufacturer Order No Gen Instr MU57173 Ber...

Page 262: ...rmed when the replacement of centrifuge components or system aging makes adjustments necessary a Temperature Meter Adjustment RT6000B ONLY With the POWER switch set to OFF turn the adjustment screw us...

Page 263: ...ge power ON Set speed control knob to OFF Preset the Frequency to Voltage FTV potentiometer R148 to read approximately 0 730 0 05 Vdc at the junction of variable resistor R148 and fixed resistor R140...

Page 264: ...0B Centrifuges Serial Number 9101800 and Above SORVALL Centrifuges R130 Measurement Point Figure 9 14 Frequency to Voltage FTV Adjustment Measurement Point 24 Vdc Measurement Point Figure 9 15 24 Vdc...

Page 265: ...after the speed control knob is turned on Repeat this step until the rotor starts within 2 5 seconds after the speed control knob is turned on 4 Acceleration Rate Adjustment Rl 13 Adjust R113 accelera...

Page 266: ...lays 1000 100 rpm 4 Turn speed knob to 3200 rpm setting Adjust R47 turning it clockwise increases speed until the frequency meter displays 3200 100 rpm NOTE If R44 or R47 are adjusted too high or too...

Page 267: ...ce 1 3 water Immerse the temperature sensor In Ice and water bath and agitate it to cool completely Check the Ice and water bath with a thermometer to ensure the temperature has stabilized at 0 C 6 Re...

Page 268: ...off then turned back on by adjusting R17 The compressor will turn off after a five 5 second delay Let pressures equalize before each turnoff Restart after a 15 to 20 second delay to minimize head pre...

Page 269: ...e ofR95 turning R94 counterclockwise increases voltage Refer to figure 9 17 4 ff installing a new Control P C Board preset the imbalance potentiometer R120 to 1 5 Vdc as measured at TP14 Turning R120...

Page 270: ...000B and T6000B Centrifuges Serial Number 9101800 and Above R95 Measurement Point SORVALL Centrifuges Figure 9 17 Frequency to Voltage FTV Adjustment Measurement Point Figure 9 18 24 Vdc Measurement P...

Page 271: ...itch set to OFF and unplug the centrifuge power cord 2 Open the centrifuge lid Install an H 1000B rotor and fully load the buckets Make sure the buckets swing freely Close and latch the lid 3 Plug the...

Page 272: ...e adjustment of one potentiometer may affect the other and therefore they need to be rechecked RPM Display Calibration R156 or R3 1 Plug a frequency meter into the jack located at the back of the cent...

Page 273: ...right side of R129 and the negative lead to test point TP5 1 97 Vdc reference on the Control P C Board Refer to figure 9 19 8 Plug in the centrifuge power cord and set the POWER switch to ON 9 Slowly...

Page 274: ...urn off after a five 5 second delay 16 When the temperature calibration is complete reinstall the temperature sensor in the centrifuge chamber 17 As required apply Mortite sealant PN 60255 in the bott...

Page 275: ...revision I PC Board or TP 14 revision 2 PC Board Always adjust the variable resistor potentiometer R 146 revision I PC Board or R120 revision 2 PC Board first If you reach the 4 0 vdc potentiometer li...

Page 276: ...be will be used as the pass tube c Fill a third tube with two 2 grams more water than the pass tube Mark the third tube with a 21 This tube will be used as the fail tube 5 Place both buckets and carri...

Page 277: ...s 3200 rpm NOTE The FAULT LED indicator on the front console should not illuminate as the rotor accelertates between 500 rpm and 1000 rpm 15 If the rotor speed exceeds 1500 rpm stop the run in progres...

Page 278: ...Board orTP 14 revision 2 PC Board where the fail tube and reference tube will continue to illuminate the FAULT LED Note the final threshold values on the field service report 23 Replace the fail tube...

Page 279: ...tration identifies replaceable parts by item numbers The item numbers are keyed to accompanying parts lists Which provide part numbers and descriptions of the items When ordering replacement parts spe...

Page 280: ...sembly RT6000D 83088 Display P C Board Assembly T6000D 83011 Indicator Lamp Red 12294 Brush Replacement Kit 67286 Brush Cap 07556 Foam Insulating Ring 68658 Drive Belt 07513 Timer 07638 Gyro Seal 0755...

Page 281: ...2 12 67378 Power Cord 3 Conductor 115V 60 Hz 15A 1 67823 Power Cord 3 Conductor 250V 50 Hz 10A 1 13 66643 Jack Banana Double Insulated Miniature 1 14 67310 Insulation Tape Vinyl Close Cell Foam 1 8 Th...

Page 282: ...or Assembly 1 39 07425 Bowl and Evaporator Assembly 1 40 07685 Seal Latch 2 41 67874 Velcro Fastener Loop 7 inches 1 42 60436 Louver No 14 Mesh 3 diameter 2 43 67324 Foot 4 44 61258 Screw Cap Socket H...

Page 283: ...Thick A R 62 63305 Flatwasher Steel Cad Plate 3 16 I D x 11 16 O D x 1 16 Thick 2 63 60674 Screw Machine Head 6 32 SST 4 64 83010 Overlay Switch RT6000B D 1 65 12944 12974 Knob Latch Control RT6000B D...

Page 284: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above Figure 9 20 Parts RT6000B SN 9101800 and Above and RT6000D 9 71 9 72...

Page 285: ...11 60463 Nut Hex Steel No 4 40 2 12 83041 Screen Wire 1 13 83040 Fan 115V 60 Hz 1 83120 Fan 220V 50 Hz Not available 1 14 63936 Washer Lock Internal Tooth 4 15 60184 Nut 4 16 67378 Power Cord 60 Hz 1...

Page 286: ...Inlet Top 1 35 07583 Cover Assembly Kydex acrylic resin 1 36 07746 Door Seal 1 37 67852 Cap Polyethylene Black 4 38 67853 Washer Steel Zinc Plate No 10 4 39 67383 Flatwasher Nylon 0 194 I D x 0 375 O...

Page 287: ...x 0 063 Thick 2 70 60674 Screw Machine 6 32 SST 1 71 83010 Overlay Switch RT6000B D 4 72 12944 12974 Knob Assembly Latch Control RT6000B D 1 73 61682 Screw Set Hex Socket Cup Point Aly Steel Black Oxi...

Page 288: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above Figure 9 21 Parts T60000B SN 9101800 and Above and T6000D 9 77 9 78...

Page 289: ...Head Slotted SST UNC No 4 40 x 5 8 Long 2 11 61072 Flatwasher No 4 SST 1 8 I D x 1 4 O D x 0 222 Thick 2 12 61560 Lockwasher External Steel No 4 2 13 62716 Microswitch SPDT 1 14 62245 Insulator Fish...

Page 290: ...0 031 Thick 1 33 07886 Gyro Cartridge Assembly 1 34 07885 Gyro Assembly 1 35 60231 Screw Machine Round Head Slotted SST UNC 1 4 20 x 1 2 Long 2 36 07921 Gyro Pulley 1 37 68796 Trantorque Keyless Mach...

Page 291: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above Figure 9 22 Drive Assembly PN 07884 9 81...

Page 292: ...1 60948 Screw Machine Pan Head Slotted Steel Cad Plate UNC No 8 32 x 5 8 Long 1 12 64401 Spacer Round inch Diameter 50 Hz only 4 13 64695 Screw Machine Pan Head Slotted SST UNC No 8 32 x 7 8 Long 50 H...

Page 293: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above EVAPORATOR BASEPLATE Figure 9 23 Refrigeration System RT6000B and RT6000D Centrifuges 9 83...

Page 294: ...00B SN 9101800 to 9302766 T6000B SN 9101800 to 9302716 RT6000D SN below 9302369 T6000D SN below 9302328 1 3 07995 Control Knob Three on RT6000B D and Two on T6000B D 4 83022 83024 83005 83008 83020 83...

Page 295: ...ter RT6000B only 1 17 83048 P C Board Assembly Fault Light RT T6000B Only 1 18 63011 Lockwasher Split No 6 SST 0 031 thick 1 19 90933 Insulator Fish Paper 1 20 64412 Clamp Cable 0 255 Diameter Plastic...

Page 296: ...Centrifuges Serial Number 9101800 and Above SORVALL Centrifuges FRONT VIEW RT6000D SHOWN DETAILS SHOWN FOR RT TGOOOQ ONLY i r 26 27 23 24 25 DETAIL A DETAIL B 9 86 Figure 9 24 Console Assembly See Tab...

Page 297: ...SN 9302370 and above T6000D SN 9302329 and above 1 2 83143 83149 83141 83147 Overlay Not available RT6000B SN 9302767 and above T6000B SN 9302717 and above RT6000D SN 9302370 and above T6000D SN 93023...

Page 298: ...83088 P C Board Assembly Display RT6000D T6000D 1 20 67882 Cord Sponge 1 8 Diameter 51 8 Long A R 21 66161 Rev Meter 0 6000 rpm RT T6000B only 1 22 67304 Temperature Meter RT6000B Only 1 23 83048 P C...

Page 299: ...Number 9101800 and Above ___0 FRONT VIEW RT6000D SHOWN 15 16 15 17 FORT RT6000B 1Q IQ 17 15 20 13 10 13 I SEE DETAIL B 1a l0 lw DETAILS ARE FOR T6000B RT6000B 24 25 26 23 15 27 28 DETAIL A Rev 7 93 Fi...

Page 300: ...t Assembly Solenoid 1 11 66753 Microswitch SPDT Leaf Type 1 12 62587 Insulator Switch 1 15 32 x 1 Wide 1 13 62396 Screw Machine Pan Head Slotted SST UNC No 4 40 x 5 8 Long 2 14 61072 Flatwasher SST No...

Page 301: ...SORVALL Centrifuges RT6000D T6000D RT6000B and T6000B Centrifuges Serial Number 9101800 and Above Figure 9 26 Lid Latch Mechanism 9 91 9 92...

Page 302: ...RVALL Italiana Sri ViaA VoltaN 16 20093 Cologno Monzese Ml Telefono 02 25302372 FAX 02 2540526 People s Republic of CHINA BEIJING SORVALL Room N1203 Jing Bao Garden 183 An Ding Men Wai St Beijing 1000...

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