NAPCO 5831 Operator's Manual

Vacuum oven

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Operator's Manual

NAPCO

Vacuum Oven

Model 5831

Precision

170 Marcel Drive

22602

Winchester, VA

USA

Phone: 540-869-9892

Toll Free: 800-621-8820

FAX: 540-869-0130

Manual P/N 36100106 (34000727)

Rev. D Dated 02 December,2003

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Page 1 Operator's Manual ® NAPCO Vacuum Oven Model 5831 Precision 170 Marcel Drive 22602 Winchester, VA Phone: 540-869-9892 Toll Free: 800-621-8820 FAX: 540-869-0130 Manual P/N 36100106 (34000727) Rev. D Dated 02 December,2003...
Page 2 DESCRIBES ARE SUBJECT TO CHANGE WITHHOUT NOTICE. NAPCO MAKES NO REPRESENTATIONS OR WARRANTIES WITH RESPECT TO THIS MANUAL. IN NO EVENT SHALL NAPCO 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 Update parts list for new kit #'s 8/99 10/01 Removed reference to shelf clips 12/03 Added notices page, add instruction to "hold the door closed until ..."...
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 5 Warnings and Notices Important: READ THESE NOTICES BEFORE INSTALLING THE UNIT General Notices AS A ROUTINE LABORATORY PRECAUTION, ALWAYS WEAR SAFETY GLASSES WHEN WORKING WITH THIS APPARATUS. MAINTAIN A MINIMUM OF 12 INCHES CLEARANCE BETWEEN THE OVEN AND ANY COMBUSTIBLE SURFACES. HEATERS ARE LOCATED ON BOTTOM OF CHAMBER.
Page 6: Introduction
INTRODUCTION UNPACKING AND DAMAGE Your satisfaction and safety are important to Save all packing material until unit is put into PRECISION and a complete understanding of this service. This merchandise was carefully packed unit is necessary to attain these objectives. and thoroughly inspected before leaving our factory.
Page 7: Installation And Adjustment
The two CHAMBER FLOOR MAY CAUSE OVERHEATING OF shelves are not adjustable up and down the THE ITEM. SPECIFICATIONS SPECIFICATIONS MODEL 5831 Catalog # 51220166, 51220167 Vacuum range Atmosphere to 30" Hg. with adequate pump Temperature range 35°C to 200°C Shelf capacity 0.55 sq.
Page 8: Explanation Of Controls
EXPLANATION OF CONTROLS Thermometer Hook - Provides a means of installing a thermometer for monitoring the chamber temperature with a glass column NOTE thermometer. REFER TO THE PACKING CHECKLIST FOR THE LIST OF ACCESSORIES SENT WITH THIS UNIT. Vacuum Gauge - Indicates chamber vacuum MAKE CERTAIN YOU HAVE ALL ACCESSORIES (in inches of mercury).
Page 9: Temperature Adjustment
TEMPERATURE ADJUSTMENT VACUUM OPERATION Turn the power switch "ON". Turn the Temp. The following information serves as a guide to Control knob fully clockwise. The "Heating" operation of the vacuum system. indicator will glow when the unit is heating. When the temperature reaches the desired operating The total variable leak rate of the oven is 3 inches level (as indicated on the thermometer) turn the...
Page 10: Periodic Maintenance
When turning vacuum pump off, immediately undo The interior finish or silicone gaskets may be the connection at the oven valve or the pump damaged by the following: intake. Diesel oil JP-4 oil Close the vacuum valve MIL-0-5606 Turn the pump off. Hydraulic Fluids Immediately break the connection at the Butyl Acetate...
Page 11: Door Gasket Compatibility (Chart)
i r t ° 7 ° 5 ° 7 ° 5 ° 2 ° 0 y t i ° 7 ° 5 ° 0 ° 0 ° 3 ° 5 i l i s i l s l i l y r c i l , s l p i l...
Page 12: Maintenance Of Stainless Steel
MAINTENANCE OF STAINLESS IMPORTANT IF IT IS NECESSARY TO USE THE FOLLOWING STEEL CHEMICALS, LIMIT THE EXPOSURE TIME TO A MAXIMUM OF FOUR HOURS. CLEAN SURFACES WARNING IMMEDIATELY AFTER USE. UNIT MUST BE DISCONNECTED FROM POWER SOURCE PRIOR SERVICING. Citric Acid (Boiling) Mercury Salts RECOMMENDED THAT ALL SERVICE BE Potassium Thiocyanate...
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 hydroflouric 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 lines Discoloration on No. 4 (polished) finish. May scratch No. 2 (mill) and Nos.
Page 16: Replacement Parts List
REPLACEMENT PARTS LIST REPLACEMENT PARTS LIST Model 5831 Vacuum Oven Part No. Description 34240618 Power Switch (120/240 Volt) 51245363 Thermostat Kit (120V) 51245364 Thermostat Kit (240V) 34239194 Thermal Cut-Out 34307089 Thermometer 51245329 Vacuum Valve Kit 51245350 Vacuum Gauge Kit 51245090...
Page 17: Wiring Diagrams
WIRING DIAGRAMS 120 VOLT WIRING DIAGRAM...
Page 18 220 VOLT WIRING DIAGRAM...
Page 19: Warranty
(1) year from the date of delivery of the products. The sole obligation of NAPCO 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 that the customer notifies NAPCO promptly and in writing of any such defect.

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51220166 51220167