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Summary of Contents for Thermo Scientific PRECISION 6502
- Page 1 Installation/Service Manual PRECISION Vacuum Oven Model 6502/6503 (29) OVEN Thermo Scientific 401 Millcreek Road, Box 649 Marietta, Ohio 45750 Phone: 740-373-4763 Toll Free: 800-848-3080 FAX: 740-373-4189 Manual P/N 3177884 Rev. E Dated 09SEP09...
- Page 2 THE MATERIAL IN THIS MANUAL IS FOR INFORMATION PURPOSES ONLY. THE CONTENTS AND THE PRODUCT IT DESCRIBES ARE SUBJECT TO CHANGE WITHOUT NOTICE. THERMO SCIENTIFIC MAKES NO REPRESENTATIONS OR WARRANTIES WITH RESPECT TO THIS MANUAL. IN NO EVENT SHALL THERMO BE LIABLE FOR ANY DAMAGES, DIRECT OR INCIDENTAL, ARISING OUT OF OR RELATED TO THE USE OF THIS MANUAL.
- Page 3 REVISION STATUS INDEX DATE AMENDED PAGES NOTES 6/99 Initial release 9/99 Update parts list for new kit #'s 36100119 (34001778) 4/05 manual#, manufacture location ECR 23496 6/06 updated elec specs to UL report 9/09 ECR25769/OV-321 Corrected 3174760 sw to 3175318...
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Page 4: Table Of Contents
Contents Introduction ........................1 Unpacking and Damage ..................... 1 Installation and Adjustment ....................2 Specifications ........................2 Explanation of Controls ..................... 3 Temperature Adjustment ....................4 Vacuum Operation ......................4 Periodic Maintenance ......................5 Door Gasket Compatibility (Chart)................... 6 Maintenance of Stainless Steel ..................7 Replacement Parts List.................... -
Page 6: Introduction
INTRODUCTION UNPACKING AND DAMAGE Your satisfaction and safety are important to Save all packing material until unit is put into Thermo and a complete understanding of this unit service. This merchandise was carefully packed is necessary to attain these objectives. and thoroughly inspected before leaving our factory. -
Page 7: Installation And Adjustment
INSTALLATION AND Install Shelves ADJUSTMENT Two shelves are provided with the oven. Remove the wrapped shelves from the chamber. Unwrap the shelves and place in chamber. The two shelves NOTE are adjustable up and down the chamber. If large containers are to be placed in the oven, place one REFER TO THE PACKING CHECKLIST FOR THE shelf as close to the bottom of the chamber as LIST OF ACCESSORIES SENT WITH THIS UNIT. -
Page 8: Explanation Of Controls
Connect Power Cord Thermometer Well - Located on Top rear of Oven. Provides a means of monitoring the CAUTION chamber temperature through a glass column thermometer. CHECK VOLTAGE AND WATTS STAMPED ON THE DATA PLATE FOR COMPATIBILITY BEFORE Vacuum Gauge - Indicates chamber vacuum CONNECTING OVEN TO POWER SOURCE. -
Page 9: Temperature Adjustment
TEMPERATURE Vacuum Sealing Agents High vacuum silicone grease is often necessary ADJUSTMENT to provide a proper seal at tubing connections, valve connections, door seals, etc. This is especially important at high vacuums. However, Apply power to the unit by pressing the power there are restrictions to using silicone grease, switch to "On". -
Page 10: Periodic Maintenance
PERIODIC MAINTENANCE The oven is equipped with silicone door gaskets, unless specified otherwise. Do not use silicone door gaskets or vacuum grease If the oven fails to maintain set temperature, it when evaporating solvents in the oven or may indicate a problem with the Temp. when using high analine point oils. -
Page 11: Door Gasket Compatibility (Chart)
DOOR GASKET MATERIAL COMPATIBILITY GUIDE Nitrile (Buna N) Fluorocarbon (Viton) Silicone General Continuous High Temperature Limit 257°F, 125°C 437°F, 225°C 482°F, 250°C Low Temperature Capacity -67°F, -55°C -40°F, -40°C -103°F, -75°C Dynamic Service/Abrasion EXCELLENT VERY GOOD POOR Resistance Compression Set Resistance VERY GOOD VERY GOOD EXCELLENT... -
Page 12: Maintenance Of Stainless Steel
MAINTENANCE OF IMPORTANT STAINLESS STEEL IF IT IS NECESSARY TO USE THE FOLLOWING CHEMICALS, LIMIT THE EXPOSURE TIME TO A MAXIMUM OF FOUR HOURS. CLEAN SURFACES IMMEDIATELY AFTER USE. WARNING Citric Acid (Boiling) Mercury Salts UNIT MUST BE DISCONNECTED FROM POWER Potassium Permanganate Phenol SOURCE PRIOR TO SERVICING. - Page 13 The use and disposal of these chemicals may be A mixture of 20% nitric acid and 1.5% regulated by your local municipality. Consult the hydrofluoric acid (or hydrochloric acid). Swab regulations before disposing of these materials. solution on surface allowing it to remain until rust is loosened.
- Page 14 MAINTENANCE OF STAINLESS STEEL (CONT.) The following chart is provided as a guide to cleaning the interior surface of your vacuum oven. EFFECTIVE METHODS FOR CLEANING STAINLESS STEEL Cleaning Agent * Method of Application** Effect on Finish Routine Cleaning Soap, or ammonia, or Sponge with cloth, then rinse Satisfactory for use on all detergent and water.
- Page 15 EFFECTIVE METHODS FOR CLEANING STAINLESS STEEL (cont.) Cleaning Agent * Method of Application** Effect on Finish Heat Tint or Heavy Penny-Brite or Copper-Brite. Rub with dry cloth. Use in direction of polish Discoloration lines on No. 4 (polished) finish. May scratch No. 2 (mill) and Nos.
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Page 16: Replacement Parts List
REPLACEMENT PARTS LIST Model 6502/6503 (29) Vacuum Oven Part No. Description 3175318 Power Switch, 120V/240V 3167242 Thermostat Kit, 120V 3167243 Thermostat Kit, 240V 3175265 Thermal Cut-out 3175996 Thermometer 3167214 Vacuum Valve Kit 3167232 Vacuum Gauge Kit 3166994 Heater Service Kit (All Voltages) 3166194 Shelf Kit 3167239... -
Page 17: Wiring Diagrams
WIRING DIAGRAMS BLACK GREEN/YELLOW WHITE TERMINAL CUTOFF POWER SWITCH TAN 5 4 TAN COM NC BLACK REGULATING THERMOSTAT PILOT BLACK LIGHT HEATERS BLACK 120 VOLT WIRING DIAGRAM... - Page 18 BLACK GREEN/YELLOW WHITE TERMINAL CUTOFF POWER SWITCH TAN 5 4 TAN COM NC BLACK REGULATING THERMOSTAT 1 TAN PILOT BLACK LIGHT REG. HEATERS BLACK 240 VOLT WIRING DIAGRAM...
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