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Thermo Electron 260, Installation & Service Manual

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Thermo Electron 260 Installation & Service Manual Download Page 23

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ASSEMBLY & SCHEMATIC DWGS.

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G:\STANDARD TOOLING\E3032\MANUAL\260_MANB.PRT

BOTTOM COVER

SCREW
REMOVE FOR ACCESS
TO CONTROLS - 4
PLACES

CONTROL COVER

FRONT VIEW

INSERT
SCREWDRIVER TO
ADJUST HI LIMIT
THERMOSTAT

SCREW 8 PLACES
TO REMOVE
BOTTOM COVER

Summary of Contents for 260

Page 1: ...Baths Models 260 2864 2865 265 2866 2867 270 2868 2869 Thermo Electron Corporation Millcreek Road Box 649 Marietta Ohio 45750 USA Phone 740 373 4763 Toll Free 800 848 3080 FAX 740 373 4763 ManualP N3177890 Rev E Dated 18April 2005 High Temp Off On ...

Page 2: ... ELECTRON CORPORATION MAKES NO REPRESENTATIONS OR WARRANTIES WITH RESPECT TO THIS MANUAL IN NO EVENT SHALL THERMO BE LIABLEFORANYDAMAGES DIRECTORINCIDENTAL ARISINGOUTOFORRELATEDTO THE USE OF THIS MANUAL Forrepairinformationorreplacementpartsassistancefromthemanufacturer callTechnicalServicesusingourtoll freetelephonenumber 888 213 1790 FAX 740 373 4189 ...

Page 3: ... release A AMENDED PAGES 6 99 Update pump assembly kit numbers new pumps B 5 00 16 C NOV01 Add caution acidic caustic substance 6 D E APR02 APR05 Add inlet screen info correct wire color newmanual manufacturelocation 5 8 27 36100125 34002503 ...

Page 4: ...RAL INFORMATION 2 PERFORMANCE 2 INSTALLATION 2 WATER LEVEL REGULATOR 3 EXPLANATION OF CONTROLS 6 OPERATION 7 MAINTENANCE 8 TROUBLESHOOTING 8 PARTS REPLACEMENT 13 TEMPERATURE CALIBRATION 16 REPLACEMENT PARTS LIST 17 ASSEMBLY SCHEMATIC DWGS 19 WARRANTY 28 ...

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Page 6: ...refully we will guarantee our full support of your claim to be compensated for loss or concealed damage DO NOT FOR ANY REASON RETURN THIS UNIT WITHOUT FIRST OBTAINING AUTHORIZATION In any correspondence to Thermo please supply the nameplate data including catalog number and serial number INTRODUCTION Your satisfaction and safety are important to Thermo and a complete understanding of this unit is ...

Page 7: ...trol coupled with agitation supplied by a centrifugal pump located in the control housing allows precise temperature control Use of the gable cover providedisrequiredtomaintainoptimaltemperature sensitivity A high limit thermostat is provided and can be set to prevent heater runaway in the event of temperature control failure The interior of the bath is constructed of stainless steel and is design...

Page 8: ...ossibility of electric shock hazard from this apparatus If in doubt the user should have the wall receptacle and circuit checked by a qualified electrician to make sure the receptacle can provide adequate current and is properly grounded 2 Where a standard two prong wall receptacle isencountered itisthepersonalresponsibility and obligation of the user to have it replaced with a properly grounded t...

Page 9: ...R IS AN INDICATOR OF THE APPROX WATER LEVEL THAT WILL BE MAINTAINED IN BATH THE ASS Y HAS BEEN SET TO MAINTAIN APPROX 1 3 4 OF WATER TO RAISE THE SET WATER LEVEL LOOSEN THUMBSCREW RAISE WATER LEVEL REGULATOR TO DESIRED LEVEL COINCIDE WITH WATER LINE MARK TIGHTEN THUMBSCREW TO HOLD WATER LEVEL REGULATOR IN PLACE NOTE DO NOT OVER TIGHTEN THUMBSCREW ...

Page 10: ...S INLET SCREEN ASSEMBLY OPTIONAL An optional inlet screen assembly is packaged with each unit If used this screen will filter foreign materials i e pieces of paper from being sucked through the pump To install the screen assembly refer to the diagram below NOTE IF USED THE SCREEN ASSEMBLY MUST BE INSPECTED DAILY REMOVE ANY DEBRIS FOUND ON THE SCREEN ...

Page 11: ...it light is OFF Now if your bath t e m p e r a t u r e rises above the desired setting the Hi Limit protection will be activated Control Panel The Control panel is located ontopofthebath and provides pri mary tempera ture control The Control Panel contains the fol lowing features See Figure A 1 LED Display 4 digit display used to show both actual and set point values for the temperature Also shows...

Page 12: ...t b Press UP or DOWN until the desired temperature setpoint is displayed c Press ENTER to store the new value d Display will return to actual temperature e If ENTER is not pressed new value will not be set and display will return to actual temperature 4 To adjust temperature offset a Temperature offset should be used to match a stable bath s actual temperature display to a calibrated thermometer b...

Page 13: ...furic Acid Removing Discoloration Should the stainless steel ever become discolored by iron rust use the following procedure to remove all traces of the rust and restore the stainless steel WARNING OBSERVE THE FOLLOWING SAFETY PRECAUTIONS USE HEAVY GLOVES OR OTHER ADEQUATE HAND PROTECTION WEAR GOGGLES OR OTHER ADEQUATE EYE PROTECTION ONLY WORK IN AREAS WITH ADEQUATE VENTILATION Prepare a solution ...

Page 14: ...bleshooting instructions below These instructions require the use of a voltmeter being able to measure DC and AC voltages preferably digital and an ohmmeter WARNING THE FOLLOWING TROUBLESHOOTING INSTRUCTIONS REQUIRE THAT POWER BE ON ONLY QUALIFIED SERVICE PERSONNEL SHOULD PERFORM THESE PROCEDURES Tools Needed Phillips or Flat Blade Screwdriver 7 16 Socket or adjustable wrench Ohmmeter DC Voltmeter...

Page 15: ...2 COM The first measurements will be DC voltage measurements A DC scale of at least 10 volts should be selected PROBLEMS SOLUTIONS Problem A No Heat 1 Verify that the setpoint temperature is greater than the actual water temperature 2 Verify that the HIGH TEMP light is OFF If the light is ON turn the HIGH LIMIT CONTROL fully clockwise 3 Check temperature probe voltage reference These measurements ...

Page 16: ...ly b Isolate the heater from any circuitry by disconnecting one of the heater leads c Using an ohmmeter check the heater resistance Appropriateheaterresistance values are listed below If the resistance reads 0 or infinity then replace the heater d Check the resistance between the heater leads and ground green wire If the resistance reads 0 ohms replace the heater Problem B Constant Heat 1 Bath is ...

Page 17: ... of the driver integrated circuit on the DISPLAY KEYBOARD board 3176679 Replace it Problem F Pump Does Not Circulate Water 1 Verify that the water level is above both the pump inlet and outlet 2 If the pump is not running verify that power is applied to the bath If power is present check wiring of pump to power switch If wiring is correct replace the pump 3 If pump is running but water is not circ...

Page 18: ...old small nut on fitting firmly with a wrench Remove large fitting piece with another wrench 5 Remove rubber grommet from temperature sensor 6 Carefully slide sensor through the control housing and remove 7 Reverse above procedure to install new temperature sensor 8 Recalibrate new temperature sensor See Temperature Calibration on page 15 Replace Temperature Sensor PARTS REPLACEMENT Before removin...

Page 19: ...stall new Hi Limit thermostat Use extreme care when installing new thermostat A sharp bend in the thermostat capillary will crimp off flow of hydraulic fluid Replace Power Supply 1 Remove connectors J101 J102 J103 and J105 from board Board Use extra care when removing J102 so as not to bend connector pins 2 Remove five nuts from board and then remove it 3 Reverse above procedure to install new pow...

Page 20: ...S REPLACEMENT CONT D 6 The software must be configured to match the Bath model To enter configuration mode press the upper left pushbutton switch while applying power The upper left switch is labeled Set Point This switch is used to enter configuration codes and steps through the different levels of configurations When a triangle is shown in the chart the pushbutton is to be depressed once for eac...

Page 21: ...ND DISPLAY WILL SHOW ACTUAL BATH TEMPERATURE 6 The unit is now in calibration mode Raw count value appears Hit setpoint 7 The display will now show cXX X XX X is the actual bath temperature this is Low Temperature Calibration 8 Place the temperature probe and a calibrated referencethermometerintoanicebath Press UP or DOWN until the display value matches thereferencethermometer PressSETPOINT to sto...

Page 22: ...699 3176698 3176699 3176698 3176699 Wire Harness 3176700 Temperature Probe Kit 3167144 O Ring Kit Water Bath 3167129 Tubing Kit 3167145 Hi Limit Thermostat Kit 3167143 ON OFF Switch 3175318 Hi Limit Light Amber 3177575 3173907 3177575 3173907 3177575 3173907 Line Cord 3178034 3176551 3178034 3176551 3178034 3176551 Pump Assembly Kit 3167333 3167342 3167333 3167342 3167341 3167343 Drain Kit include...

Page 23: ...HEMATIC DWGS BODY G STANDARD TOOLING E3032 MANUAL 260_MANB PRT BOTTOM COVER SCREW REMOVE FOR ACCESS TO CONTROLS 4 PLACES CONTROL COVER FRONT VIEW INSERT SCREWDRIVER TO ADJUST HI LIMIT THERMOSTAT SCREW 8 PLACES TO REMOVE BOTTOM COVER ...

Page 24: ...ER WASHER PUMP DISPLAY BOARD NUT CPU BOARD HEATER PAN SCREW THERMOMETER HOLDER HEATER BRKT POWER SUPPLY BOARD SCREW NUT PUMP BRACKET WASHER LOCKWASHER NUT WIRE HARNESS TOP VIEW WITH CONTROL COVER OPEN VOLTAGE CONNECTOR ...

Page 25: ...20 PUMP BRACKET SCREW SCREW NUT HOSE CLAMP BRACKET SCREW CAP SCREW SCREW THERMOSTAT SIDE VIEW WITH CONTROL COVER REMOVED AND WIRING EXCLUDED PUMP SILICON HOSE ...

Page 26: ...RUBBER GROMMET OVER END OF TEMPERATURE PROBE SLIDE TEMPERATURE PROBE INTO CONTROL HOUSING O RING NUT THERMOSTAT BULB PART OF THERMOSTAT THERMOSTAT CLIP NUT O RING SUPPLIED WITH FITTING FRONT VIEW CUTAWAY DETAIL OF TEMP PROBE PUMP OUTLET TEMP PROBE ASSEMBLY FLEX FITTING NUT TUBE ADAPTER HOSE CLAMP SILICONE HOSE PUMP OUTLET ...

Page 27: ... VIEW CUTAWAY DETAIL OF PUMP INLET HEATER PUMP INLET FITTING G STANDARD TOOLING E3032 MANUAL SCREEN PRT HEATER BATH PAN BATH BODY PUMP INLET NUT O RING NUT PROVIDED WITH HEATER HEATER LEAD PART OF WIRE HARNESS ...

Page 28: ...ADS FROM END OF HEATER REMOVE LARGE NUT LOCATED IN AREA BETWEEN PAN AND BODY WALL LIFT HEATER OUT OF PAN HEATER REMOVAL DETAIL CUTAWAY VIEW OF DRAIN O RING DRAIN PLUG HEATER PAN HEATER LEAD PART OF WIRE HARNESS NUT PROVIDED WITH HEATER NUT PROVIDED WITH HEATER BATH PAN O RING HEX NUT BODY BOTTOM COVER ...

Page 29: ...4 J303 J304 J301 J302 PRECISION SCIENTIFIC INC CPU PCB ASSY P N 34372801 CONTROL COVER TO OPTICAL SENSOR NUT TO POWER SUPPLY BOARD J102 TO TEMP PROBE NUT DISPLAY PCB ASSY LOCATED UNDERNEATH CPU PCB ASSY ...

Page 30: ... 1 2 1 2 1 2 3 3 3 5 1 2 3 4 2 1 4 3 5 6 5 1 2 3 4 7 6 9 8 16 9 8 7 11 10 12 13 14 15 120V HIGH TEMP LIMIT J101 RED BLACK HR1 DS1 BLACK LAMP WHITE PANEL CONTROL GROUND BLACK LINE WHITE NEUTRAL HIGH TEMP LIMIT SWITCH OPENS ON TEMP RISE BLUE 34372501 5 1 2 3 4 7 6 9 8 2 J102 1 4 3 5 6 2 2 J105 1 1 4 3 5 6 7 8 4 3 5 6 7 8 J103 16 9 8 7 11 10 12 13 14 15 1 2 3 4 POWER SWITCH S1 YELLOW BLACK 4 1 5 2 PU...

Page 31: ...E2 LINE CORD INTERIOR OF BODY REF PUMP BLACK BLACK GREEN TO E1 TO E1 POWER SWITCH LINE CORD E2 LOCATED ON CONTROL PANEL GREEN BLACK WHITE BLUE BLACK YELLOW BLACK BLACK RED WHITE JUMPER THERMOSTAT HIGH LIMIT LIGHT HEATER CONNECTOR TO J105 TOCONTROLPANEL TO PUMP MOTOR ...

Page 32: ...l warranty period The Technical Services Department must give prior approval for return of any components or equipment At Thermo s option all non conforming parts must be returned to Thermo Electron Corporation postage paid and replacement parts are shipped FOB destination THIS WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES WHETHER WRITTEN ORAL OR IMPLIED NO WARRANTIES OF MERCHANTABILIT...

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