Precision 180 Installation And Service Manual

Precision 180 Installation And Service Manual

General purpose water baths

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Installation/Service Manual
General Purpose Water Baths
Models 180, 181, 182, 183,
184, 185, 186, 188
Precision
170 Marcel Drive
Winchester, VA
USA
Phone: 540-869-8623
Toll Free: 800-621-8820
FAX: 540-869-8626
Manual P/N 36100124 (34002480)
Rev B Dated 08NOV01

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Summary of Contents for Precision 180

  • Page 1 Installation/Service Manual General Purpose Water Baths Models 180, 181, 182, 183, 184, 185, 186, 188 Precision 170 Marcel Drive Winchester, VA Phone: 540-869-8623 Toll Free: 800-621-8820 FAX: 540-869-8626 Manual P/N 36100124 (34002480) Rev B Dated 08NOV01...
  • Page 2 AND THE PRODUCT IT DESCRIBES ARE SUBJECT TO CHANGE WITHOUT NOTICE. PRECISION MAKES NO REPRESENTATIONS OR WARRANTIES WITH RESPECT TO THIS MANUAL. IN NO EVENT SHALL PRECISION 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 Initial release 6/99 Update specs 11/01...
  • Page 4: Table Of Contents

    Contents 1. Introduction ........................1 2. Unpacking and Damage ....................1 3. Specifications ......................... 2 4. Installation ........................3 5. Operation ........................3 6. Maintenance........................6 7. Service ..........................8 8. Replacement Parts List....................10 9. Assembly and Schematic Drawings ................11 10.
  • Page 5: Introduction

    1. INTRODUCTION UNPACKING AND DAMAGE FOR ANY REASON WARNING AS A ROUTINE LABORATORY PRECAUTION, ALWAYS WEAR SAFETY GLASSES WHEN WORKING WITH THIS APPARATUS.
  • Page 6: Specifications

    3. SPECIFICATIONS Precision General Purpose Water Baths feature the following parameters. Volume calculations are based using water level approximately 1" (25mm) from the chamber top. Electrical Characteristics Capacity Catalog Model Number Number Volts Watts Amps Liters Gallons 51221070 51221071 51221064...
  • Page 7: Installation

    4. INSTALLATION 5. OPERATION CAUTION: 4.1 Location EXERCISE CARE WHEN USING ACIDIC OR CAUSTIC SOLUTIONS AS THEY WILL ATTACK THE GALVANIZED STEEL BATH BODY IF SPILLED INTO THE BATH. IF SPILLS DO OCCUR, THE BATH LIQUID SHOULD BE IMMEDIATELY DRAINED AND THE UNIT THOROUGHLY FLUSHED.
  • Page 8 5. OPERATION (CONT.) 5.4 Bath Thermometer 5.2 Filling Bath NOTE: DISTILLED WATER IS RECOMMENDED; IT WILL NOT CORRODE THE BATH CHAMBER AND IT REDUCES THE NEED FOR FREQUENT BATH CLEANING. NOTE: If this is the only source of treated water CAUTION: available;...
  • Page 9 Figure 5.1 Controls...
  • Page 10: Maintenance

    6. MAINTENANCE WARNING: UNIT MUST BE DISCONNECTED FROM POWER pH Control SOURCE PRIOR TO SERVICING. IT RECOMMENDED THAT ALL SERVICE BE PERFORMED BY QUALIFIED SERVICE PERSONNEL. CAUTION: ELECTROLYSIS CAN DAMAGE STAINLESS STEEL. THIS CAN OCCUR IF AN OBJECT IS ALLOWED TO REST DIRECTLY ON THE SURFACE, TRAPPING MOISTURE THAT Anti-Fungal -- Anti-Bacterial Additives BECOMES OXYGEN STARVED BUT IS...
  • Page 11 IN "WATER" ABOVE. DISCLAIMER: The above information is the result of limited inves- tigation and Precision Scientific makes no claims as to the suitability to your particular application. These are intended to be GUIDELINES ONLY. Consult your staff chemist to determine what works...
  • Page 12: Service

    7. SERVICE WARNING: UNIT MUST BE DISCONNECTED FROM POWER SOURCE PRIOR TO SERVICING. IT RECOMMENDED THAT ALL SERVICE BE PERFORMED BY QUALIFIED SERVICE CAUTION: PERSONNEL. BE SURE THE WIRE LEADS DO NOT TOUCH 7.1 General Information THE HEATER ELEMENT. NOTE: USE NO THERMAL COMPOUNDS OR PASTE ON HEATER.
  • Page 13 7.3.1 Thermostat Replacement 7.3.2 Thermostat Replacement CAUTION: CARE MUST BE EXERCISED WHEN HANDLING THE THERMOSTAT CAPILLARY, SINCE A SHARP BEND WILL CRIMP OFF THE FLOW OF THE HYDRAULIC OPERATING MEDIUM. TO AVOID TWISTING THE CAPILLARY OR DAMAGING O-RING, HOLD THE FITTING UNDER THE BATH STATIONARY, AND FIRMLY TIGHTEN LOCKNUT INSIDE BATH CHAMBER.
  • Page 14: Replacement Parts List

    S2/S3 Thermostat (120/240 VAC) under pan 239186 Thermostat (120/240 VAC) in pan 34001584 HR1/HR2 Heater - Model 180 (120 VAC) 34247411 Heater - Model 180 (240 VAC) 34247399 Heater - Model 181 (120 VAC) 34247411 Heater - Model 181 (240 VAC)
  • Page 15: Assembly And Schematic Drawings

    WIRING DIAGRAM MODELS 180-185...
  • Page 16 WIRING DIAGRAM MODEL 186...
  • Page 17 WIRING DIAGRAM MODEL 188...
  • Page 18: Warranty

    (1) year from the date of delivery of the products. Sole obligation of PRECISION shall be to repair or replace at our option, FOB factory or locally, without charge, any part(s) that prove defective within the warranty period, provided the customer notifies PRECISION promptly and in writing of any such defect.

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