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Protector PVC Perchloric Acid & Acid Digestion

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1. 18 4 9742100 Bronze Bearing Flanged Rear NOT SHOWN 19 4 190100 Clamp CableReplacement NOTSHOWN 20 2 1972100 S Hook NOTSHOWN toatach weighttocable 21A 1 9946XX Wiring Harness Main 22 1 9807600 02 03 Front Panel 4 6 8 24 1 1487100 SpryNozzePVC NOTSHOWN Z o Z o 25 1 9817001 Washdown Control Valve 26 1549100 Plastic Tubing 3 8 OD x 4 ID 125 psi W P Rigid Polyethylene PE NOT SHOWN A A me B UJ Tere 58 Product Service 1 800 522 7658 N Un NO 09 ON NO Cn I OK Eee EEE H og NND Win t 9 Product Service 1 800 522 7658 Appendix A Protector PVC Hood Components Figure A 1 59 Appendix A Protector PVC Hood Components Product Service 1 800 522 7658 APPENDIX B PROTECTOR PVC HOOD DIMENSIONS Protector PVC Hood Model Widths 48 00 72 00 96 00 B 3825 62 25 86 25 Figure B 1 Dimensions in inches CAD layouts available upon request Product Service 1 800 522 7658 61 Appendix B Protector PVC Hood Dimensions Product Service 1 800 522 7658 APPENDIX C Protector PVC Hoop SPECIFICATIONS Environmental Conditions e Indoor use only e Maximum altitude 10 000 feet 3 048 meters e Ambient temperature range 41 to 104 F 5 to 40 C e Maximum relative humidity 80
2. Product Service 1 800 522 7658 Chapter 7 Modifying Your Protector PVC Hood Your Next Step After you understand the modifying procedures you are ready to proceed to Chapter 8 Troubleshooting Product Service 1 800 522 7658 51 Chapter 7 Modifying Your Protector PVC Hood 92 Product Service 1 800 522 7658 CHAPTER 8 TROUBLESHOOTING Refer to the following table if your fume hood fails to operate properly If the suggested corrective actions do not solve your problem contact Labconco for additional assistance PROBLEM Remote blower and lights won t operate Remote blower won t operate but lights work Fume hood blower operates but lights will not operate CAUSE Wires not connected at junction boxes or switches Circuit breakers tripped in building electrical supply Blower wiring is disconnected Belt broken Blower motor is defective Lamp not installed correctly Lamp is defective Lamp circuit breaker in building is tr pped Product Service 1 800 522 7658 CORRECTIVE ACTION Check connection of switches Check connection to control box on top of unit Reset circuit breakers Inspect blower wiring and switch Replace belt Replace blower motor Inspect lamp installation Replace lamp Reset the lamp circuit breaker 93 PROBLEM Fume hood blower operates but lights will not operate Contaminants escape outside of fume hood
3. Protector PVC Fume Hood onto the hardboard work surface or benchtop ensure that the structure can safely support the combined weight of the fume hood and any related equipment The hardboard support surface should be at least as wide as the hood to properly support it The hardboard surface is mounted flush with the back of the fume hood this will provide the correct spacing under the air foil for proper bypass airflow The hardboard support surface has a cutout to avoid the drain trough 4 WARNING It is important to support 1 the rear of the hood with a cross support for the bottom of the hardboard surface 2 Install the cross supports after the base cabinets and hardboard support are leveled The following are instructions for mounting a cross support and installing the hardboard support l Level the base cabinets and the hardboard surface The hardboard surface should be placed flush with the back of the fume hood as shown in Figure 3 2 The hardboard surface has a cutout to allow for clearance around the rear washdown drain trough Scribe a line on the wall or back of the base cabinet to locate the cross support under the hardboard surface Mount the cross support by attaching it to the wall or base cabinet Product Service 1 800 522 7658 Chapter 3 Getting Started 4 Anchor cabinet s with seismic restraints 1f required by the local code in your area Figure 3 1 5 Secure the hardboard surface to th
4. SKID UNTIL IT IS AS CLOSE TO ITS FINAL LOCATION AS POSSIBLE MOVE THE HOOD BY USING A SUITABLE FLOOR JACK OR BY PLACING A FURNITURE DOLLY UNDERNEATH THE SKID DO NOT MOVE THE HOOD BY TILTING IT ONTO A HAND TRUCK After you verify the fume hood components move your hood to the location where you want to install it Then follow the steps listed next to remove the shipping skid from your hood l Remove the side panels by unscrewing the Phillips screws 2 Find the hardware bolts washers nuts that attach the fume hood to the skid and remove the hardware Some hardware is on the sides and some Is on the back Sash Weight Release To protect the fume hood from damage in shipment the sash weight has been secured to the back of the fume hood with four 4 screws Remove the screws and make sure the sash cables are on the pulleys before operating the sash On models with more than one sash the sash weights have been secured to the shipping skid with lag screws Remove the weights from the skid and attach them to the respective sash cables using the hooks provided NOTE THE SASH WEIGHT WAS SIZED FOR THIS SPECIFIC HOOD AND SHOULD NOT BE EXCHANGED ON ANY OTHER HOOD Product Service 1 800 522 7658 13 Chapter 3 Getting Started 14 Install the Protector PVC Hood on a Supporting Structure and Hardboard Support 4 The Protector PVC Hood is heavy Use caution when lifting or moving the hood When installing the
5. Service 1 800 522 7658 Chapter 1 Introduction types of acids including hydrofluoric acid HF but not Perchloric acid The Protector PVC Hoods offer many unique features to enhance safety performance and visibility To take full advantage of them please acquaint yourself with this manual and keep it handy for future reference If you are unfamiliar with how fume hoods operate please review Chapter 4 Performance Features and Safety Precautions before you begin working in the fume hood Even if you are an experienced fume hood user please review Chapter 5 Using Your Fume Hood which describes the Protector PVC Perchloric Acid Hood features so that you can use the hood efficiently 2 Product Service 1 800 522 7658 Chapter 1 Introduction About This Manual This manual 1s designed to help you learn how to install use and maintain your laboratory fume hood Instructions for installing optional equipment on your hood are also included Chapter 1 Introduction provides a brief overview of the laboratory fume hood explains the organization of the manual and defines the typographical conventions used in the manual Chapter 2 Prerequisites explains what you need to do to prepare your site before you install your laboratory fume hood Electrical and service requirements are discussed Chapter 3 Getting Started contains the information you need to properly unpack inspect install and certify your laboratory
6. The location requirements The support requirements The exhaust requirements The exhaust washdown requirements The electrical power requirements The service line requirements The space requirements Refer to Appendix B Protector PVC Hood Dimensions for complete fume hood dimensions Refer to Appendix C Protector PVC Hood Specifications for complete laboratory fume hood electrical and environmental conditions specifications and requirements Product Service 1 800 522 7658 Chapter 2 Prerequisites Location Requirements The fume hood should be located away from traffic patterns doors windows fans ventilation registers and any other air handling device that could disrupt its airflow patterns All windows in the room should be closed Support Requirements DO NOT install the fume hood on a qi cart dolly or mobile bench ALL Protector PVC Hood installations must be permanent and stationary The supporting structure usually consists of a base cabinet and hardboard support Exhaust Requirements The exhaust duct connection has been designed for 12 nominal duct 12 75 OD to allow for minimum static pressure loss while operating at 100 fpm face velocities The 12 diameter exhaust duct also allows for proper transport velocities away from the hood in the 1000 fpm to 2500 fpm range The exhaust duct used in conjunction with the Protector PVC Fume Hood should be fabricated out of Type I unplasticized PVC
7. Year of Manufacture 2002 and subsequent I the undersigned hereby declare that the equipment specified above conforms to the above Directive s and Standard s see individual Declaration of Conformity which will be signed by the importer for your country Place Signature Date Full Name Position Labconco P N 36960 30 Rev A ECO E344 Product Service 1 800 522 7658 69
8. begin installation Proceed to Chapter 3 Getting Started Product Service 1 800 522 7658 CHAPTER 3 GETTING STARTED Now that the site for your laboratory fume hood 1s properly prepared you are ready to unpack inspect install and certify your hood Read this chapter to learn how to e Unpack and move your Protector PVC Hood e Setup the fume hood with the supporting structure and work surface e Connect to an exhaust system suitable for Perchloric acid and acids e Connect the exhaust washdown to the exhaust system Connect to the washdown drain Connect the electrical supply source Connect the service lines seal the Protector PVC Hood to the hardboard Work surface e Arrange certification of your Protector PVC Hood Depending upon which model you are installing you may need common plumbing and electrical installation tools 1n addition to 5 16 3 8 7 16 and 1 2 wrenches ratchets sockets a nut driver set a flat blade screwdriver a Phillips screwdriver and a carpenter level to complete the instructions in the chapter The Protector PVC Hood models weigh between 375 to 600 Ibs 170 272 kg The shipping skid Product Service 1 800 522 7658 11 Chapter 3 Getting Started The United States Interstate Commerce Commission rules require that claims be filed with the delivery carrier within fifteen 15 days of delivery 12 allows for lifting with a mechanical lift truck or floor jack If you must lift
9. for temperatures up to 88 F 31 C decreasing linearly to 50 relative humidity at 104 F 40 C e Main supply voltage fluctuations not to exceed 10 of the nominal voltage e Transient over voltages according to Installation Categories II Over voltage Categories per IEC 1010 Temporary voltage spikes on the AC input line that may be as high as 1500V for 115V models and 2500V for 230V models are allowed e Used in an environment of Pollution degrees 2 1 e where normally only non conductive atmospheres are present Occasionally however a temporary conductivity caused by condensation must be expected in accordance with IEC 664 Product Service 1 800 522 7658 63 Ons Protector PVC Hood Specificati Appendix C Inds Q30lAOBd 321A835 QNS NI 3NI1 ZI NI 3NI1 17 HW 3NI7 M3H28 ONI LNN JHM v Y amp l08MAS JLYAJHIS Jin2u 2H IH 1 404 INAH Q30l QMd 320 H35 OND NI 3017 M GNI 11 NI 3011 17 7 NI 3NI1 OND NI 3NI1 1 MI 3NI1 HOLIWINOD HO H3AD38 1x3 ifdWi Q3Qi Q0Hd 3014435 W E j 4 JuU9WONAUR 70 DJOQD 13100 Janod Bui 321014 XXiL 56 N a v0z 312v14d323H 03123115 wasn 834018 53152Y1d3238 HO1INOR iv Sind A3H 0065 r66 N d XOB NOILINNAF LNIOd 319NIS i i TH 09 05 AOCZ 2H 09 ACH OOOH X 30123108d Wva9vig 9NIMIM TWNOILEO i Product Service 1 800 522 7658 fas I a z i CET pon T 39uN0S 83MOd MOYS LIINNOISIO M
10. pulleys Re install horizontal sliding glass on tracks Product Service 1 800 522 7658 PROBLEM Electrical duplex outlets no longer have power Service valves no longer operate Spray Nozzles no longer work CAUSE Vertical rising sash frame is distorted Cable is frayed or has slipped off the pulleys Wires not connected or faulty duplex Circuit breakers tripped in building electrical supply Faulty building supply Valve no longer operates Supply line or outlet line has leaks Poor water supply Clogged nozzle Product Service 1 800 522 7658 Chapter 8 Troubleshooting CORRECTIVE ACTION Place horizontal sliding glass symmetrically and pull sash down to air foil Straighten damaged frame Re install cable must be replaced immediately if damaged Check wire connection or replace duplex Reset circuit breakers Inspect building supply shut off valves and appropriate pressures below 40 PSI Replace valve and check for leaks Inspect line for leaks and fix any leaking plumbing connections Inspect building water supply Replace spray nozzles Chapter 8 Troubleshooting Product Service 1 800 522 7658 APPENDIX A PRoTECTOR PVC Fume Hoop COMPONENTS Illustration A 1 indicate the location of the following service parts Protector PVC Hood Replacement Parts Valve Labconco Water 3 8 Compression Fitting Valve Labconco 1 4 Compression Fitting A
11. the fume hood manually follow safe lifting guidelines Normally the fume hood can be slid off a hydraulic lift table and be placed into position on top of the hardboard work surface Do not lift by the front air foil Care must be taken not to damage the drain trough located in the rear of the PVC Fume Hood Unpacking Your Laboratory Fume Hood Carefully remove the crate and shrink wrap on your fume hood and inspect it for damage that may have occurred in transit If your unit 1s damaged notify the delivery carrier immediately and retain the entire shipment intact for inspection by the carrier DO NOT RETURN GOODS WITHOUT THE PRIOR AUTHORIZATION OF LABCONCO UNAUTHORIZED RETURNS WILL NOT BE ACCEPTED IF YOUR HOOD WAS DAMAGED IN TRANSIT YOU MUST FILE A CLAIM DIRECTLY WITH THE FREIGHT CARRIER LABCONCO CORPORATION AND ITS DEALERS ARE NOT RESPONSIBLE FOR SHIPPING DAMAGES Do not discard the shipping skid or packing material for your fume hood until you have checked all of the components and installed and tested the unit Do not remove the fume hood from its shipping skid until it 15 ready to be placed into its final location Move the unit by placing a flat low dolly under the shipping skid or by using a floor jack Do not move the hood by tilting it onto a hand truck Product Service 1 800 522 7658 Chapter 3 Getting Started Removing the Shipping Skid LEAVE THE FUME HOOD gt ATTACHED TO ITS SHIPPING
12. 4 Performance Features and Safety Precautions 28 11 12 13 14 15 16 17 18 services are most easily added at the factory because of the PVC liner All hoods are factory prepared for up to 7 service fixtures Additional fixtures are available only as a factory special Liner hole drilling 1s required to add another fixture in the field One duplex electrical receptacle is mounted on the right corner post Receptacles are factory wired to hood single point junction box Additional electrical receptacles are available as factory or field installed PVC interior liner is seamless PVC with coved interior corners and integral work surface Accessory Guardian Digital Airflow Monitor or Guardian Jr Monitor continuously monitors face velocity An audio visual alarm alerts the user to low airflow conditions The right corner post 1s factory prepared to accommodate the Guardian Monitor sold separately Optional Energy Reducing A Style Combination Sash Models These combination sashes allow the operator to use the hood with sashes either half open vertically or horizontally to conserve energy Optional sash stops prevent raising the vertical sash above the half open and fully closed positions unless manually defeated by the operator Outside frame of epoxy coated steel and galvanized steel is durable and corrosion resistant Exhaust connection The hood features 12 12 75 OD pipe PVC exhaust conn
13. ATAS L2 NEE a SNINY Y M a pamo eso 03123135 wasn Lee 1 MOLINOM HiY MOLINOM HiY TWHOILdO 1089 66 ADOTE 00L9 566 ASI SS JHM YH ail I HIJAS 4348078 Lkos HOLIVINOD HQ BIMOTA 1X3 SEL wove HILIAS LHII 13 B 8 S F j8n1XI4 1H9 I1 1N32S380013 ETETE 3un1Xi4 1HO l 1N 325340113 64 APPENDIX D REFERENCES Many excellent reference texts and booklets are currently available The following 1s a brief listing Laboratory Ventilation Standards Federal Register 29 CFR Part 1910 Non mandatory recommendations from Prudent Practices e Fume hoods should have a continuous monitoring device e Face velocities should be between 60 100 linear feet per minute Ifpm e Average 2 5 linear feet of hood space per person Occupational Health and Safety U S Department of Labor 200 Constitution Avenue N W Washington DC 20210 202 523 1452 Industrial Ventilation ACGIH e Fume hood face velocities between 60 100 Ifpm e Maximum of 125 Ifpm for PVC Hood hoods e Duct velocities of 1000 2000 fpm for vapors gasses and smoke e Stack discharge height 1 3 2 0 x building height e Well designed fume hood containment loss 0 10 ppm Industrial Ventilation A Manual of Recommended Practice 24 Edition 2001 American Conference of Governmental Industrial Hygienists 1330 Kemper Meadow drive Cincinnati OH 45240 1634 513 742 2020 Product Service 1 800 522 7658 65 App
14. ES DECLARATION OF CONFORMITY 57 61 63 65 69 CHAPTER 1 INTRODUCTION Congratulations on your purchase of a Labconco Protector PVC Perchloric Acid Laboratory Fume Hood or Protector PVC Acid Digestion Laboratory Hood The difference between the two hoods 1s that the Protector PVC Perchloric Acid Hood uses a glass sash and the Protector PVC Acid Digestion Hood uses a Lexan M sash to combat the fogging of glass caused by hydrofluoric acid HF Note that Perchloric acid will react with the Lexan sash and is not to be used in an Acid Digestion Hood The Protector PVC Perchloric Laboratory Hood is designed to efficiently ventilate procedures using Perchloric acid The Protector PVC Acid Digestion Laboratory Hood is designed to efficiently ventilate all other heavy acid operations including hydrofluoric acid It 1s the result of Labconco s more than 50 years experience in manufacturing fume hoods and users like you suggested many of its features to us The Protector PVC Perchloric Acid Fume Hood has been engineered to provide maximum safety in a laboratory while using Perchloric acid Usage of materials other than Perchloric acid is not recommended Perchloric acid is a strong oxidizing agent and should not be used in combination with any organic material as the possibility of a hazardous chemical reaction or explosion could develop The Protector PVC Acid Digestion Fume Hood has been designed to handle all other Product
15. IR GAS VAC NIT etc Valve Labconco Deionized 1 4 Compression Fitting Hose Barb GREEN COLD WATER NOT SHOWN Hose Barb YELLOW VACUUM NOT SHOWN 6 1 9818900 LesKob 115V Duplex Receptacle GRAY Right Left 4 6 Left 8 w wires 115V GFCI Duplex Receptacle GRAY Right 4 6 Left 8 w wires Lamp Fluorescent T8 x 3 use on 4 amp 8 Hoods Lamp Fluorescent T8 x 4 use on 5 amp 6 Hoods Product Service 1 800 522 7658 57 Appendix A Protector PVC Hood Components 10B 1 132750 Switch Plug Fills cutout whenswitchisnotused lA 1 981840 AccssCovr SS y O IB 1 09825100 Label Access Cover includes all three corner labels 12A 1 9810800 Side Panel 24 internal deep hoods NOT SHOWN DB 1 9810801 Side Panel 30 internal deep hoods NOT SHOWN 12C 9810802 Side Panel 36 internal deep hoods NOT SHOWN DD 4 1916400 NutRetainerifl0 24 NOTSHOWN___________ IE 4 1885512 J Screw Machine 210 24 x 75 Truss Head Stainless NOT SHOWN 13A 986000 JAirFol4d O 3B 1 986002 JAirFol yO 3C 1 986008 JAirFol8 ss Pulley Front or Rear 1 3 16 Dia NOT SHOWN 15 2 4949902 Cable Sash 130 NOT SHOWN 16 2 9741900 Sheave Rear8 NOTSHOWN_______________ _ 17 2 166320 Bumper Rubber NOT SHOWN upper sash bumper
16. Product Service 1 800 522 7658 37 Chapter 5 Using Your Protector PVC Hood 38 J ML J Operating the Vertical Rising Lexan Sash Because of the Protector PVC Acid Digestion Hood counterbalanced sash mechanism it will take only a few pounds of force to move the sash up or down and you can operate the sash smoothly with one or two hands positioned any where along the handle The Lexan sash prevents fogging caused by hydrofluoric acid HF The Lexan sash s suitable for acids other than Perchloric acid which can react with the Lexan plastic The airflow requirements should be sized for the 28 operating height if using sash stops then the airflow requirements can be reduced by approximately 40 at 18 or approximately 50 at 15 Operating the Blower Your Protector PVC Fume Hood utilizes a remote style blower which can be activated by turning the blower switch to ON You can validate the hood performance by watching smoke drawn into the hood face opening Operating the Lights Your Protector PVC Fume Hood utilizes a factory wired fluorescent light to illuminate the hood interior simply turn the light switch to ON to operate Operating the Washdown Control Valve Your Protector PVC Fume Hood has a washdown control valve located on the upper left hand side that controls water to the washdown spray nozzles The nozzles are located behind the hood baffle and will washdown areas in the hood which are un
17. User s Manual Protector PVC Perchloric Acid amp Acid Digestion Laboratory Fume Hoods Perchloric Acid Models 4882300 7282300 9682300 Acid Digestion Models 4882400 7282400 9682400 To receive important product updates complete your product registration card online at register labconco com Protecting your laboratory environment y aZ LABCONCO Labconco Corporation 8811 Prospect Avenue Kansas City MO 64132 2696 800 821 5525 816 333 8811 FAX 816 363 0130 E MAIL labconco labconco com HOME PAGE www labconco com Please read the User s Manual before operating the equipment Copyright 2002 2007 Labconco Corporation All rights reserved The information contained in this manual and the accompanying products are copyrighted and all rights reserved by Labconco Corporation Labconco Corporation reserves the r ght to make periodic design changes without obligation to notify any person or entity of such change Warranty Labconco provides a warranty on all parts and factory workmanship The warranty includes areas of defective material and workmanship provided such defect results from normal and proper use of the equipment The warranty for all Labconco products will expire one year from date of installation or two years from date of shipment from Labconco whichever is sooner except the following e Purifier amp Delta Series Biological Safety Cabinets and PuriCare Lab Animal Research Stations
18. Vertical sash no longer operates smoothly Combination A Style sash no longer operates smoothly Chapter 8 Troubleshooting CAUSE Lamp wiring is disconnected Defective lamp ballasts Improper user techniques for the fume hood Restriction of the baffle air slots or blockage of the exhaust outlet External factors are disrupting the fume hood airflow patterns or acting as a source of contamination Fume hood has improper face velocity Cable is frayed or plastic protection is damaged Pulley bearing is damaged Cable has slipped off the pulleys Weight has broken pulleys Horizontal sliding glass panels have come off the tracks CORRECTIVE ACTION Inspect lamp wiring Replace lamp ballasts See Certifying the Hood Chapter 3 and Safety Precautions Chapter 4 sections in the manual Ref Appendix D Remove baffles to ensure that all air slots and the exhaust outlet are unobstructed See Location Requirements Chapter 2 Certifying the Hood Chapter 3 and Safety Precautions Chapter 4 sections of this manual Ref Appendix D Have fume hood re certified and check remote blower exhaust system Hood should have average face velocity of 80 100 fpm Inspect cable and replace cable 1f worn or damaged immediately otherwise injury could result Replace pulley bearing or add grease Re install cable must be replaced immediately if damaged Replace weight
19. accessible without removing the baffle The washdown control system can also be set up to control the washdown rings used in your exhaust ductwork This 1s done by Product Service 1 800 522 7658 Chapter 5 Using Your Protector PVC Perchloric Acid Fume connecting the water line to the plugged connection on top of the washdown hood system Working in your Protector PVC Fume Hood Planning e Thoroughly understand procedures and equipment required before beginning work e Arrange for minimal disruptions such as room traffic or entry into the room while the hood 1s in use Start up e Turn on fluorescent light and hood blower e Slowly raise the sash e Check the baffle air slots for obstructions e Allow the hood to operate unobstructed for 5 minutes e Wear a long sleeved lab coat and rubber gloves Use protective eyewear Wear a protective mask if appropriate Loading Materials and Equipment e Only load the PVC Hood materials required for the procedure Do not overload the hood Only use Perchloric acid in the PVC Perchloric Acid Fume Hood e Radioisotope materials are not recommended for use in these PVC Hoods Consult your Safety Officer should you have any questions e Do not obstruct the front air foil or rear baffle slots e Large objects should not be placed close together and spaced above the liner bottom to permit airflow to sweep under the equipment e After loading the hood wait one minute to purge airbor
20. al face velocity at the sash opening airflow velocity readings will need to be taken This should be done across the sash opening of the hood in accordance with the ndustrial Ventilation Manual section on laboratory hoods See Appendix D Reference Labconco recommends an average face velocity at the sash opening of 80 to 100 feet per minute Product Service 1 800 522 7658 Chapter 3 Getting Started Your Protector PVC Fume Hood has been tested at the factory per ASHRAE 110 1995 Allhoods achieve an as manufactured rating of less than 0 10 part per million ppm at 4 liters per minute Ipm AM lt 0 10 Consult Labconco for individual fume hood rating For field use ASHRAE testing contact Labconco Ventilation Ventures Team or Customer Service for a certified on site contractor NOTE Face velocity profiles and smoke testing should be done periodically to ensure safe performance Your Next Step After your fume hood has been installed and certified you are ready to proceed to Chapter 4 Performance Features and Safety Precautions Product Service 1 800 522 7658 23 Chapter 3 Getting Started 24 Product Service 1 800 522 7658 CHAPTER 4 PERFORMANCE FEATURES AND SAFETY PRECAUTIONS Performance Features Your Protector PVC Perchloric Acid Fume Hood has been engineered to efficiently ventilate and remove Perchloric acid fumes The Protector PVC Acid Digestion Fume Hood has been e
21. carry a three year warranty from date of installation or four years from date of shipment from Labconco whichever is sooner SteamScrubber amp amp FlaskScrubber amp Glassware Washers carry a two year warranty from date of installation or three years from date of shipment from Labconco whichever is sooner Blood Drawing Chairs carry a ten year warranty Carts carry a lifetime warranty Glassware is not warranted from breakage when dropped or mishandled This limited warranty covers parts and labor but not transportation and insurance charges In the event of a warranty claim contact Labconco Corporation or the dealer who sold you the product If the cause is determined to be a manufacturing fault the dealer or Labconco Corporation will repair or replace all defective parts to restore the unit to operation Under no circumstances shall Labconco Corporation be liable for indirect consequential or special damages of any kind This statement may be altered by a specific published amendment No individual has authorization to alter the provisions of this warranty policy or its amendments Lamps and filters are not covered by this warranty Damage due to corrosion or accidental breakage is not covered Returned or Damaged Goods Do not return goods without the prior authorization from Labconco Unauthorized returns will not be accepted If your shipment was damaged in transit you must file a claim directly with the freight carrier Labconco C
22. cations Materials of construction should have flame spread of 25 or less e 80 to 120 fpm to prevent escape Product Service 1 800 522 7658 Appendix D References NFPA 30 2000 Flammable and Combustible Liquids Code e Approved cabinets may be metal or wood e Vent location on cabinets are required e Venting of cabinets not a requirement National Fire Protection Association Batterymarch Park P O Box 9101 Quincy MA 02269 9101 800 344 3555 General References American Conference of Governmental Industrial Hygienists Industrial Ventilation A Manual of Recommended Practice Cincinnati OH ASHRAE Standard Committee ASHRAE Standard Atlanta ASHRAE Publications Sales Department 1995 British Standards Institution Laboratory Fume Cupboards Parts 1 2 and 3 London 1990 Department of Labor Occupational Safety and Health Administration 29 CFR Part 1910 Occupational Exposures to Hazardous Chemicals in Laboratories Final Rule Vol 55 No 21 Washington D C 1990 DiBerardinis L et al Guides for Laboratory Design Health and Safety Considerations Wiley amp Sons 1987 McDermott Henry Handbook of Ventilation for Contaminant Control 2 Edition Butterworth Publishers 1985 Miller Brinton M et al Laboratory Safety Principles and Practices American Society for Microbiology Washington D C 1986 NIH Guidelines for the Laboratory Use of Chemical Carcinogens NIH Publication No 81 2385 Rayb
23. ce Features and Safety Precautions Ensure that the hood is connected to electrical service in accordance with local and national electrical codes Failure to do so may create a fire or electrical hazard Do not remove or service any electrical components without first disconnecting the hood from electrical service Proper operation of the fume hood depends largely upon the hood s location and the operator s work habits Consult the Reference Manual in Appendix D Your Next Step After you understand the theory of operation and safety precautions you are ready to proceed to Chapter 5 Using Your Protector PVC Fume Hood Product Service 1 800 522 7658 35 Chapter 4 Performance Features and Safety Precautions 36 Product Service 1 800 522 7658 CHAPTER 5 Usinc Your PROTECTOR PVC Fume Hoop Operating the Vertical P Rising Glass Sash Because of the Protector PVC Perchloric Acid Hood s counterbalanced sash mechanism it will take only a few pounds of force to move the sash up or down and you can operate the sash smoothly with one or two hands positioned any where along the handle The glass sash 1s suitable for use with Perchloric acid The vertical rising sash may be raised to a maximum 28 operating height The airflow requirements should be sized for the 28 operating height 1f using sash stops then the airflow requirements can be reduced by approximately 40 at 18 or approximately 50 at 15
24. connection should be installed by a qualified HVAC contractor The exhaust connection on your hood has been designed for 12 nominal pipe 12 75 OD to allow for minimum static pressure loss with proper transport velocities away from the hood Consult Labconco Customer Service should you require help sizing your blower for the exhaust volume and total system static pressure loss The selected exhaust duct material qi must be fabricated out of type 1 unplasticized polyvinyl chloride or type 316 stainless steel material The duct should be fully welded in the case of the stainless steel material or solvent bonded in the case of polyvinyl chloride so that it does not have any cracks or holes where Perchloric acid salts or acids can collect The exhaust duct system for a PVC Fume Hood should be run in a vertical position and feature horizontal runs only where it cannot be avoided Should a horizontal run be a part of your exhaust system it should be sloped downward toward the hood to Product Service 1 800 522 7658 17 Chapter 3 Getting Started 18 prevent the pooling of the washdown water and perchloric acid salts or acids in the duct CAUTION PVC Fume Hoods must never be manifolded into a common exhaust system They require a dedicated exhaust system Connecting to the Exhaust Washdown The entire exhaust duct system must have an adequate washdown system This includes the exhaust ductwork located between the exhaus
25. containers or supplies against baffles as this will affect airflow through the hood Avoid placing your head inside hood Keep hands out of hood as much as possible Always work as far back in hood as possible It is best to keep all chemicals and apparatus 6 inside the front of the hood Perchloric acid use in PVC Perchloric Acid Hoods is recommended Perchloric acid is not allowed in PVC Acid Digestion Hoods Wash the hood down thoroughly after each usage or at least once a day for a period of 10 minutes Product Service 1 800 522 7658 Chapter 4 Performance Features and Safety Precautions Safety requires regular washdown of fume hood interior ductwork and the movement of air preferably after each experiment The baffle on this hood may be removed for access to all surfaces as a follow up to washdown procedures All deposits should be flushed away Utilize lowest quantities of Perchloric acid or acids to fit procedural requirements The use of Perchloric acid creates extreme inherent hazard because of its certain characteristics Since there is a constant danger of explosion when using Perchloric acid it is recommended that laboratories employing its use in any quantity become well informed of its characteristics Only personnel fully cognizant with the properties of Perchloric acid and the hazards associated with it should perform Perchloric acid procedures The PVC Perchloric Acid Hood is specially d
26. ction A switch or circuit breaker should be in close proximity to the equipment and within easy reach of the operator The switch or circuit breaker is to be marked as the disconnecting device for the equipment Consult the 2002 edition of the National Electrical Code for proper installation The identification plate model number serial number and electrical connection boxes are accessible from the front of the fume hood by removing the front panel See Figure 3 3 The Protector PVC Hood is normally wired for 115 Volt 60 Hz 20 Amp or 230 Volt 50 Hz 10 Amp electrical services The number of circuits varies depending on the model All of the electrical connections are terminated at the single point internal junction box for hook up by a qualified electrician The single point internal junction box is used for the connection of the lights blower and duplex outlets Refer to the wiring diagram for your Protector PVC Hood in Appendix C Protector PVC Fume Hood Specifications Product Service 1 800 522 7658 19 Chapter 3 Getting Started t lt SS Primary I D Plate k NN Internal a Junction Box Secondary I D Plate Figure 3 3 All wiring for the fume hood SHOULD be performed by a licensed electrician and conform to all local codes In most cases the hood will require the use of shielded conduit to protect the wiring into the hood The srounding connection shall not be made to the ter
27. d on the 28 height Optional sash stops are available to limit sash height and reduce energy usage The PVC Perchloric Acid Hood has a glass sash specifically used for Perchloric Acid The PVC Acid Digestion Hood has a Lexan sash specifically used for all acids excluding Perchloric acid including hydrofluoric acid HF NOTE Hydrofluoric acid will etch or fog standard plate glass but not Lexan plastic 2 By pass airflow design ensures relatively stable face velocities 3 Large usable interior work depth and interior height of 48 provides ample working space 4 Baffle directs airflow to the rear of the interior to provide efficient airflow The baffle may be removed for cleaning purposes only 5 Exterior access cover plates are removable for easy access to plumbing valves when access through the sides 1s not available 6 Lift Away front panel provides easy access to electrical wiring sash weights and lighting fixtures 7 Energy efficient fluorescent lighting is located behind a laminated safety glass shield mounted to the top of the hood The factory wired lighting 1s serviceable from outside the hood cavity 8 Low mounted factory wired light and blower switches are ADA compliant 9 Clean Sweep air foil allows air to sweep the work surface for maximum containment 10 Streamlined corner posts provide maximum visibility and the flexibility to add services Product Service 1 800 522 7658 27 Chapter
28. e of materials other than the specific acids mentioned above is not recommended Perchloric acid is a strong oxidizing agent and should not be used in combination with any organic material as the possibility of a hazardous chemical reaction or explosion could develop The integral washdown system in either PVC Fume Hood allows the operator the ability to wash behind the baffle and ensure that a build up of Perchloric salts or other acids does not develop in that location All of the washdown water from the internal spray nozzles 1s contained behind the baffle and does not interfere with normal operations being performed inside the hood The washdown water 1s collected in the hood drain trough The hood liner must be washed down manually by the operator The internal washdown system can be connected to the wash rings used in your hood exhaust system The water used in the spray wash rings 1s collected in the hood drain trough once it has been allowed to flow down and cleanse the duct thoroughly WARNING It is recommended that the PVC Hood be washed down thoroughly after every usage for 10 minutes at least once a day Product Service 1 800 522 7658 Chapter 4 Performance Features and Safety Precautions l Unique sash provides maximum visibility of 32 15 high while conserving energy by limiting sash travel to 28 Vertical rising sash may be raised from a closed to 28 operating height Exhaust volume and blower sizing are base
29. e top of the base cabinet s using adhesives with the solvent Storage Cabinets s or mechanical fasteners with the Acid Storage Cabinet s Be sure the PVC Hood drain trough is accounted for in the relief area of the hardboard top See figure 3 2 6 After completing step 5 apply a sufficient quantity of adhesive to the top surface of the hardboard 7 Place the hood on top of the work surface and cross support 8 Place heavy weights on the inside of the fume hood for approximately 24 hours This provides a proper bond of the adhesive Protect the hood s integral work surface from possible damage by wrapping any weighted material first Product Service 1 800 522 7658 15 Chapter 3 Getting Started 3920 25 1053 x kalj 59 00 8 00 WASHDOWN DRAIN TROUGH 1 25 WORK SURFACE 30 00 INSIDE d 249 E el Hi LN f i I 14 00 Place Cross HOLD THIS DIMENSION FILLER PANEL Support Here FOR PROPER AIRFLOW 36 00 2 NOMINALI2 38 HARDBOARD 23 GOLUBAN 33 28 46 291 SECTIONAL SIDE VIEW Figure 3 2 16 Product Service 1 800 522 7658 Chapter 3 Getting Started Connecting to the Protector PVC Hood Exhaust System WARNING The weight of the stainless steel or PVC exhaust ductwork system must be supported independently of the hood superstructure Do not allow this weight to be supported by the hood structure as damage to the hood may occur The stainless steel or PVC exhaust N
30. ections sized to allow for a minimum static pressure loss through the hood structure while providing a good transport velocity through the exhaust system Solid hardboard support provided to support the integral PVC bottom Product Service 1 800 522 7658 Chapter 4 Performance Features and Safety Precautions 19 Optional Ceiling Enclosure Kits are available for a decorative facade between the hood and the ceiling 20 Optional Sash Stops provide a means of controlling the operating height of the sash 21 Washdown control fixture Located on the left hand side of the hood superstructure this valve controls the water flow to the integral washdown spray nozzles The nozzles are located behind the hood baffle and washdown areas in the hood which are inaccessible without removing the baffle The control fixture can also be set up to control the washdown system used in your exhaust ductwork To do this connect the water line from your external washdown system to the plugged connection provided on the top of the internal washdown assembly Product Service 1 800 522 7658 29 Chapter 4 Performance Features and Safety Precautions 30 Product Service 1 800 522 7658 Chapter 4 Performance Features and Safety Precautions Safety Precautions Although the laboratory hood has been engineered to maintain optimum operator safety caution should always be used while working in the hood Prior to using the
31. eeds to be installed proceed to Chapter 2 Prerequisites to ensure your installation site meets all of the requirements Then go to Chapter 3 Getting Started for instructions on how to install your laboratory fume hood and make all of the necessary connections If you would like to review how laboratory fume hoods operate go to Chapter 4 Performance Features and Safety Precautions For information on the operational characteristics of your laboratory fume hood go to Chapter 5 Using Your Protector PVC Hood If your laboratory fume hood is installed and you need to perform routine maintenance on the cabinet proceed to Chapter 6 Maintaining Your Protector PVC Hood For information on making modifications to the configuration of your fume hood go to Chapter 7 Modifying Your Laboratory Fume Hood Refer to Chapter 8 Troubleshooting if you are experiencing problems with your fume hood Product Service 1 800 522 7658 5 Chapter 1 Introduction 6 Product Service 1 800 522 7658 CHAPTER 2 PREREQUISITES Before you install your laboratory fume hood you need to prepare your site for installation Carefully examine the location where you intend to install your hood You must be certain that the area 1s level and of solid construction In addition a dedicated source of electrical power must be located near the installation location Carefully read this chapter to learn the requirements for your installation
32. endix D References 66 ASHRAE 110 1995 Method of Testing Performance of Fume Hoods Evaluates fume hood s containment characteristics e Three part test Smoke generation Face velocity profile Tracer gas release 4 liters per minute e Rated As Manufactured AM As Installed AI and As Used AU American Society of Heating Refrigerating and Air Conditioning Engineers 1791 Tullie Circle N E Atlanta GA 30329 404 636 8400 ANSI Z9 5 1993 Laboratory Standard Covers entire laboratory ventilation system e Vertical stack discharge 2000 3000 fpm e New and remodeled hoods shall have a monitoring device e Ductless hoods should only be used with non hazardous materials e Fume hood face velocities between 80 120 fpm American Industrial Hygiene Association 2700 Prosperity Avenue Suite 250 Fairfax VA 22031 703 849 8888 SEFA 1 2002 e Fume hood face velocities based on toxicity levels of chemicals Class A 125 to 150 fpm Class B 80 to 100 fpm Class C 75 to 80 fpm e Test method face velocity profile and smoke generation Scientific Equipment amp Furniture Association 1028 Duchess Drive McLean VA 22102 703 538 6007 NFPA 45 2002 Fire Protection for Laboratories Using Chemicals e Laboratory hoods should not be relied on for explosion protection Exhaust air from fume hoods should not be recirculated Services should be external to the hood Canopy hoods only for non hazardous appli
33. esigned for use with Perchloric acid It should not be used as a general purpose laboratory fume hood Do not work with organic materials in the PVC Perchloric Acid Fume Hood Perchloric acid when used with organic material can cause a hazardous chemical reaction or explosion Because of extreme hazards miscellaneous work should not be performed in this hood Do not store chemicals in a fume hood Product Service 1 800 522 7658 33 Chapter 4 Performance Features and Safety Precautions 34 All apparatus used within the hood interior should have inorganic coatings and lubricants Although the Protector PVC Perchloric Acid Fume Hoods conform to all generally accepted standards of design for this type of equipment we accept no responsibility or liability for accidents that may possibly occur in the use of Perchloric acid in our hoods Radioisotope materials are not recommended for use in PVC Hoods AVOID CROSS DRAFTS AND LIMIT TRAFFIC IN FRONT OF THE HOOD AIR DISTURBANCES CREATED MAY DRAW FUMES OUT OF THE HOOD The use of heat generating equipment in this hood without the exhaust system operating properly can cause damage to the hood The Protector PVC Laboratory Hoods should be certified by a qualified certification technician before initially used The hood should be re certified whenever it is relocated serviced or at least annually thereafter Product Service 1 800 522 7658 Chapter 4 Performan
34. fied certification technician See Certifying the Protector PVC Fume Hood in Chapter 3 e All monthly activities Biannually e The sash assembly should be checked to ensure proper operation and to make sure there are no 44 Product Service 1 800 522 7658 Chapter 6 Maintaining Your Protector PVC Hood signs of abnormal wear on the sash pulleys cables and clamps Routine Service Operations Front Panel Removal l Simply lift the front panel up and then away from the hood to provide access to the top Changing the Fluorescent Lamp l Turn light switch to OFF s 2 Remove the front panel as noted earlier 3 Reach over the front header of the hood and remove the knock out plugs at both ends of fixture Lift fixture up 4 Remove the fluorescent lamp by pushing it out of the spring loaded lamp socket and swinging it out of the other lamp socket 5 Install the new lamp by reversing the removal procedure Your Next Step After you understand the maintenance procedures you are ready to proceed to Chapter 7 Modifying Your Protector PVC Fume Hood Product Service 1 800 522 7658 45 Chapter 6 Maintaining Your Protector PVC Hood Product Service 1 800 522 7658 CHAPTER 7 MODIFYING YOUR PROTECTOR PVC Fume Hoop There are several ways to modify the fume hood for your individual requirements These include the addition of work surfaces service fixtures air monitor d
35. fume hood Chapter 4 Performance Features and Safety Precautions explains how the Protector PVC Hoods operate and the appropriate precautions you should take when using the fume hood Chapter 5 Using Your Protector PVC Hood discusses the basic operation of your fume hood Chapter 6 Maintaining Your Protector PVC Hood explains how to perform routine maintenance on your fume hood Chapter 7 Modifying Your Protector PVC Hood explains how to modify the fume hood or add accessories Chapter 8 Troubleshooting contains a table of problems you may encounter while using your laboratory fume hood including the probable causes of the problems and suggested corrective actions Product Service 1 800 522 7658 3 Chapter 1 Introduction Appendix A Protector PVC Hood Components contains labeled diagrams of all of the components of the fume hoods Appendix B Protector PVC Hood Dimensions contains comprehensive diagrams showing all of the dimensions for the laboratory fume hoods Appendix C Protector PVC Hood Specifications contains the electrical requirements for laboratory fume hoods Wiring diagrams are also included Appendix D References hsts the various resources available that deal with laboratory fume hoods Typographical Conventions Recognizing the following typographical conventions will help you understand and use this manual e Book chapter and section titles are shown in italic type e g Chapter 3 Getting S
36. hood check to make sure that the exhaust blower is operating and that air is entering the hood at its specified face velocity Do not place any hot items directly on the PVC Hood integral work surface Always keep the ventilation system in operation when using any heat generating source inside the PVC Hood Severe damage to the PVC Hood liner and PVC baffle can occur if the ventilation system is turned off before the heat load inside has been reduced to a safe level USE GOOD HOUSEKEEPING IN CS THE HOOD AT ALL TIMES CLEAN UP SPILLS IMMEDIATELY WITH A MILD DETERGENT PERIODICALLY CLEAN HOOD INTERIOR INCLUDING FLUORESCENT LIGHT GLASS PANEL REPLACE BURNED OUT LIGHT BULBS TO MAINTAIN MAXIMUM ILLUMINATION DO NOT OVERLOAD THE WORK SURFACE WITH APPARATUS OR WORK MATERIAL THE SAFE OPERATION OF THE LABORATORY HOOD IS BASED UPON HAVING PROPER Product Service 1 800 522 7658 31 Chapter 4 Performance Features and Safety Precautions 32 AIRFLOW THROUGH THE SIRUCTURE DO NOT PLACE LARGE BULKY OBJECTS SUCH AS BLOCK HEATERS DIRECTLY ON THE HOOD WORK SURFACE INSTEAD ELEVATE THE OBJECT 2 TO 3 ON BLOCKS TO ALLOW A FLOW OF AIR UNDER THE OBJECT AND INTO THE LOWER REAR BAFFLE EXHAUST SLOT ENSURE BLOCKS ARE LEVEL AND SECURED IN PLACE Blocking the bottom of the baffle at the rear of hood will change the airflow pattern in the hood causing turbulence and possible leakage at the face of the hood Don t store
37. istillation grids electrical duplex outlets ceiling enclosures and rear panels Installing Hardboard Support Surface Your Protector PVC Fume Hood requires a hardboard support surface to properly support the integral work surface of the one piece PVC liner The hardboard support is shipped and included with the PVC Fume Hood Be sure to secure the hardboard support per the instructions on pages 14 and 15 in Chapter 3 Product Service 1 800 522 7658 47 Chapter 7 Modifying Your Protector PVC Hood Installing Ceiling Enclosures above the Fume Hood Your Protector PVC Fume Hood has mounting holes to accept a ceiling enclosure to close off the area between the top of the hood and the ceiling Contact Labconco Customer Service for ordering information Figure 7 1 Installing Rear Panels Behind the Fume Hood Your Protector PVC Fume Hood can be modified to add a rear panel behind the fume hood when the fume hood is placed on an island Contact Labconco Customer Service for ordering information 48 Product Service 1 800 522 7658 Chapter 7 Modifying Your Protector PVC Hood Installing Additional Service Fixtures Additional service fixtures can be installed The fume hood is factory set to accept up to four valves per side but the liner is not drilled for extra fixtures Contact Labconco Customer Service for information Figure 7 2 Knob Figure 7 3 Valve Figure 7 4 Hose Connector In
38. minal box cover The fluorescent light has been mounted outside the top liner panel and is sealed from vapors inside the hood structure To change the fluorescent light bulbs in your hood you must first remove the front panel from the hood Next remove the knockout plugs holding the light fixture in place Lift fixture up The fluorescent lights are now fully exposed and ready for service While the fixture is in this position replace the defective bulbs and reassemble 20 Product Service 1 800 522 7658 Chapter 3 Getting Started Connecting the Service Lines to the Protector PVC Fume Hood The hoods with service fixtures have been plumbed from the valve to the hose connector or gooseneck for your installation convenience Supply tubing shall be provided by the qualified installer Tubing can enter the hood from above through the back or through the Work surface to make these connections to the service fixtures NOTE Inspect all fittings for leakage Tighten the fittings slightly if qi needed CAUTION Do not use oxygen with any standard service fixture Contact Labconco Customer Service for oxygen fixture information Should access to the hood plumbing fixture bodies be required remove the service access plate on the hood front corner posts by loosening their individual screws See item 11 Figure A 1 page 59 The valve body will now be fully exposed for any service work that may be necessary The service fi
39. moving the Shipping Skid sash Weight Release Install PVC Hood on Support Structure amp Hardboard Support Connecting to Protector PVC Hood Exhaust System Connecting to the Exhaust Washdown Connecting to the Washdown Drain Connecting the Electrical Supply Source to the PVC Fume Hood Connecting the Service Lines to the PVC Fume Hood Connecting the Washdown Control Fixture to the PVC Fume Hood Certifying the PVC Fume Hoods Your Next Step CHAPTER 4 PERFORMANCE FEATURES AND SAFETY PRECAUTIONS Performance Features safety Precautions Your Next Step CHAPTER 5 USING THE PVC FUME HOOD Operating the Vertical Rising Glass Sash Operating the Vertical Rising Lexan Sash Operating the Blower Operating the Lights Operating the Washdown Control Valve Working in the Protector PVC Fume Hood Your Next Step CHAPTER 6 MAINTAINING THE PVC FUME HOOD Routine Maintenance Schedule Routine Service Operations Your Next Step CHAPTER 7 MODIFYING THE PVC FUME HOOD Installing Hardboard Support Installing Ceiling Enclosures above the PVC Fume Hood Installing Rear Panels Behind the Fume Hood Installing Additional Service Fixtures Installing Guardian Digital Airflow Monitor or Guardian Jr sash Stop Kit Field Installation Installing an Electrical Duplex Outlet Your Next Step CHAPTER 8 TROUBLESHOOTING APPENDIX A PROTECTOR PVC HOOD COMPONENTS APPENDIX B PROTECTOR PVC HOOD DIMENSIONS APPENDIX C PROTECTOR PVC HOOD SPECIFICATIONS APPENDIX D REFERENC
40. ne contaminants from the work area Work Techniques e Keep all materials at least 6 inches inside of the sash and perform all contaminated operations as far to the rear of the work area as possible segregate all clean and contaminated materials in the work area Product Service 1 800 522 7658 39 Chapter 5 Using Your Protector PVC Hood 40 Avoid using techniques or procedures that disrupt the airflow patterns of the hood Final Purging Upon completion of work the hood should be allowed to operate for two to three minutes undisturbed to purge airborne contaminants from the work area before shutting down blower Unloading Materials and Equipment Objects n contact with contaminated material should be surface decontaminated before removal from the hood All open trays or containers should be covered before being removed from the hood Final Washdown Procedure Water washdown or flooding the surfaces with water 1s standard practice and results 1n reduction of contamination on the PVC liner material due to Perchloric acid salts or acids Proper operation of your PVC Fume Hood requires that you wash the fume removal system down sufficiently to ensure that there 1s no build up of Perchloric acid salts or acids within the entire system Normal washdown procedures suggest that you run the wash system in the exhaust duct with the fan on for approximately 1 2 minutes and then with the fan off for approximately 10 minutes
41. ngineered to efficiently ventilate and remove acid fumes of all kinds excluding Perchloric acid including hydrofluoric acid HF The Protector PVC Acid Digestion Hood must not be used with Perchloric acid as it can react with the Lexan sash The Protector PVC Fume Hoods are designed to provide a flow of air sufficient to extract the acid fumes from within the work area and keep them away from the operator to avoid ingestion inhalation or skin contact The hood interior 1s constructed of seamless PVC with coved interior corners The hood also features an integral washdown system which helps prevent the accumulation of perchlorates or acids The smooth interior finish compliments the washdown Product Service 1 800 522 7658 25 Chapter 4 Performance Features and Safety Precautions 26 system as there are no screws or hollow fasteners present that could harbor undesirable residue The Protector PVC Fume Hood has been engineered to allow you the customer the maximum work area and personnel safety The by pass air configuration on the Protector PVC Fume Hoods 1s totally dependent on air being supplied to the hood from its surrounding environment for proper operation As stated previously the Protector PVC Perchloric Acid Hood is designed to handle Perchloric acid operations of all types while the PVC Acid Digestion Hood 1s designed to handle acids of all kinds excluding Perchloric acid including hydrofluoric acid HF Usag
42. or Type 316 stainless steel Stainless steel ducting must be fully welded in place so that it does not allow any cracks or holes at the joints to allow for the collection of Perchloric acid salts or acids The proper exhaust volume and static pressure loss are listed next for each hood model Product Service 1 800 522 7658 Chapter 2 Prerequisites NOTE This chart applies to both the PVC Perchloric Acid Hoods and the PVC Acid Digestion Hoods x Full Open 28 Sash Opening Static Eoo Standard Model Description Pu a Pressure Size Velocity Volume dee 48 Protector PVC Hood 100 fpm 730CFM 0 17 H O 6 72 Protector PVC Hood 100 fpm 1180 CFM 0 31 BHO 8 96 Protector PVC Hood 100 fpm 1660 CFM 0 22 H O Proper blower selection can be determined from these exhaust requirements and the total system static pressure loss Contact Labconco Customer Service for assistance in sizing a remote blower system Exhaust Washdown Requirements The entire exhaust duct system must feature an adequate washdown system This includes the exhaust ductwork blower hood structure itself and any ductwork located outside the blower Wash rings are required to be placed in the exhaust duct system every 8 to 10 feet and after any change in direction to provide adequate washdown Contact Labconco for washdown ring ordering information A washdown and drain should be provided in your exhaust blower This washdown water and effluen
43. orporation and its dealers are not responsible for shipping damages The United States Interstate Commerce Commission rules require that claims be filed with the delivery carrier within fifteen 15 days of delivery Limitation of Liability The disposal and or emission of substances used in connection with this equipment may be governed by various federal state or local regulations All users of this equipment are required to become familiar with any regulations that apply in the user s area concerning the dumping of waste materials in or upon water land or air and to comply with such regulations Labconco Corporation 1s held harmless with respect to user s compliance with such regulations Contacting Labconco Corporation If you have questions that are not addressed in this manual or if you need technical assistance contact Labconco s Customer Service Department or Labconco s Product Service Department at 1 800 821 5525 or 1 816 333 8811 between the hours of 7 00 a m and 6 00 p m Central Standard Time Part 49858000 Rev C ECO E618 TABLE Or CONTENTS CHAPTER 1 INTRODUCTION About This Manual Typographical Conventions Your Next Step CHAPTER 2 PREREQUISITES Location Requirements support Requirements Exhaust Requirements Exhaust Requirements Table Exhaust Washdown Requirements Electrical Requirements service Line Requirements Space Requirements Your Next Step CHAPTER 3 GETTING STARTED Unpacking Your PVC Fume Hood Re
44. rations after the fume hood has been properly decontaminated and washed down DO NOT attempt to perform these operations if you are not properly trained The wrench icon precedes the service operations that require qualified technicians Product Service 1 800 522 7658 43 Chapter 6 Maintaining Your Protector PVC Hood Routine Maintenance Schedule Daily e Washdown PVC liner and PVC baffle surfaces 1f used daily from Perchloric acid salts or acids as outlined in Chapter 5 Final Washdown Weekly e Using ordinary dish soap to clean the surface inside of the fume hood and the work surface e Using an appropriate glass cleaner clean the sash and all glass surfaces e Operate the fume hood blower noting the airflow velocity through the hood using a source of visible smoke Monthly or more often as required e Determine the actual face velocity through the sash opening of the hood where the average reading should be at the specified velocity Use calibrated thermal anemometer or other approved apparatus e Using a damp cloth clean the exterior surfaces of the hood particularly the front of the hood to remove any accumulated dust e Check all service valves if so equipped for proper operation e The hood baffle should be checked for blockages behind it to ensure that the hood is maintaining proper airflow e All weekly activities Annually e Replace the fluorescent lamps e Have the fume hood recertified by a quali
45. stalling Guardian Digital Airflow Monitor or Guardian Jr Airflow Monitor The Guardian Digital Airflow Monitor P N 9743211 continuously monitors face velocity through the fume hood opening The Guardian Jr Airflow Monitor P N 9743202 continuously monitors airflow through the exhaust The fume hood right corner post 1s factory prepared to mount either monitor To mount the Guardian Digital Monitor the hood liner needs a 0 50 diameter hole mounted on the right side 2 above the sash handle at its uppermost height and 6 behind the sash Contact Labconco Customer Service to order GUARDIAN AIRFLOW MONITOR SYSTEM as o gt Figure 7 5 Figure 7 6 Product Service 1 800 522 7658 49 Chapter 7 Modifying Your Protector PVC Hood Sash Stop Kit Field Installation The Sash Stop P N 9724500 restricts how far a vertical rising sash may be opened This small plastic device may be easily field installed on the fixture corner post of any fume hood The metal bracket is simply mounted to the sash handle Sash Handle Figure 7 7 Installing an Electrical Duplex Outlet Your Protector PVC Fume Hood can be ordered with duplex outlets however if you ordered a model without an electrical duplex outlet you can have one installed in the field by a qualified electrician Contact Labconco Customer Service for ordering information Not permitted on explosion proof hoods Figure 7 8 50
46. t blower and the hood structure the exhaust blower and any ductwork located on the outlet side of the blower Wash rings are recommended to be placed in the exhaust duct system approximately every 8 to 10 feet and after every change in direction to provide an adequate washdown A drain should be provided in your exhaust blower and this washdown water and effluent material can be drained from the exhaust blower back directly into the exhaust duct for disposal The PVC Hood was designed with an auxiliary port plugged at the factory and it 1s to be connected to the washdown valve system to provide water to the wash rings The plug is located on top of the hood near the first washdown nozzle Plumb from the plugged connector with a 3 8 rigid polyethylene copper or stainless steel line Connecting to the Washdown Drain The Protector PVC Hood has been supplied with a 2 nominal 2 375 OD PVC pipe drain Connect the 2 pipe to your floor drain Be sure the connection is either fully solvent bonded or leak tight See Figure 3 9 Product Service 1 800 522 7658 Chapter 3 Getting Started Connecting the Electrical Supply Source to the Protector PVC Fume Hood Prior to connecting any electrical wiring to the fume hood structure refer to the hood identification plate for the proper electrical requirements of your specific model WARNING The building electrical supply system qi for Protector PVC Hoods should include overload prote
47. t material can be drained from the exhaust blower back into the exhaust duct for disposal Contact Labconco for blowers The Protector PVC Hood washdown drain outlet 1s sized for 2 nominal 2 375 OD PVC pipe Product Service 1 800 522 7658 9 Chapter 2 Prerequisites 10 Electrical Requirements The Protector PVC Hood models feature internal wiring for the fluorescent light assembly and light switch All internal wiring 1s terminated at the single point wiring Junction box for connection by a qualified electrician The blower switch and light switch wires are also terminated at the single point wiring junction box for hook up by a qualified electrician Refer to Chapter 3 Getting Started and Appendix C Protector PVC Hood Specifications for the wiring diagram for proper electrical installation Service Line Requirements All service lines to the laboratory fume hood should be 1 4 inch outside diameter copper brass for natural gas and equipped with an easily accessible shut off valve should disconnection be required If the service line pressure exceeds 40 PSI it must be equipped with a pressure regulator to reduce the line pressure Space Requirements The dimensions for the different models are shown in Appendix B Protector PVC Hood Dimensions Your Next Step After you have determined that the location you have selected accommodates the installation and operational requirements of your fume hood you are ready to
48. tarted e Steps required to perform a task are presented in a numbered format e Comments located in the margins provide suggestions reminders and references e Critical information is presented in boldface type in paragraphs that are preceded by the exclamation icon Failure to comply with the information following an exclamation icon may result in injury to the user or permanent damage to fume hood e Critical information is presented in boldface type in paragraphs that are preceded by the wrench icon These operations should only be performed by a trained certifier or contractor Failure to comply with the information following a wrench icon may result in injury to the user or permanent damage to your hood e Important information is presented in capitalized type in paragraphs that are preceded by the pointer icon Itis imperative that the information contained in these paragraphs be thoroughly read and understood by the user Product Service 1 800 522 7658 Chapter 1 Introduction e Anumber icon precedes information that 1s specific to a particular model of laboratory fume hood The 4 con indicates the text 1s specific to the 4 foot wide model The 5 icon indicates the text 1s specific to the 5 foot model etc e The P icon indicates the text is specific to the PVC P Perchloric Acid model e The A icon indicates the text is specific to the PVC A Acid Digestion Lexan Sash Model Your Next Step If your Fume Hood n
49. to thoroughly clean this portion of the exhaust system In addition to this the internal hood spray nozzles should be activated for approximately 10 minutes after the completion of your procedures to clean behind the baffle in the hood Work areas in front of the baffle m the hood will need to be manually cleaned by the operator Because the volume of Perchloric acid salts or acids can vary greatly due to specific procedures and workloads you should consult your in house Safety Officer for specific rules and frequency requirements for washing down your total system Product Service 1 800 522 7658 Chapter 5 Using Your Protector PVC Perchloric Acid Fume Shutdown e Only turn off the fluorescent light and hood blower if final washdown is complete and then close the sash Your Next Step After you understand how to operate and work in the fume hood you are ready to proceed to Chapter 6 Maintaining Your Protector PVC Fume Hood Product Service 1 800 522 7658 41 Chapter 5 Using Your Protector PVC Hood 42 Product Service 1 800 522 7658 CHAPTER 6 MAINTAINING YOUR Protector PVC Fume Hoop Now that you have an understanding of how to work in the fume hood we will review the suggested maintenance schedule and the common service operations necessary to maintain your fume hood for peak performance Only trained and experienced certification technicians should perform some of the service ope
50. urn Stephen R The Foundation of Laboratory Safety A Guide for the Biomedical Laboratory Springer Verlag New York 1990 Sax N Irving and Lewis JR Richard J Rapid Guide to Hazardous Chemicals in the Workplace Van Nostrand Reinhold 1987 Product Service 1 800 522 7658 67 Appendix D References Schilt Alfred A PVC Hood and Perchlorates The G Frederick Smith Chemical Company Columbus OH 1979 Steere Norman CRC Handbook of Laboratory Safety 2 Edition CRC Press 1971 68 Product Service 1 800 522 7658 DECLARATION OF CONFORMITY Application Council Directive s 73 23 EEC 89 336 EEC 2002 95 EC ROHS 2002 96 EC WEEE 2004 108 EC Standard s to which conformity is declared EN61010 1 EN61326 1 EN55022 EN61000 3 2 3 Manufacturer s Name Labconco Corporation Manufacturer s Address 8811 Prospect Avenue Kansas City MO 64132 USA Importer s Name See Shipping Customs Documents Importer s Address See Shipping Customs Documents for your equipment Type of Equipment Laboratory Equipment Protector Laboratory Hoods Protector PVC Perchloric Acid Fume Hood Model No 4882300 4 Protector PVC Perchloric Acid Hood 4882400 4 Protector PVC Acid Digestion Hood 7282300 6 Protector PVC Perchloric Acid Hood 7282400 6 Protector PVC Acid Digestion Hood 9682300 8 Protector PVC Perchloric Acid Hood 9682400 8 Protector PVC Acid Digestion Hood Serial No Various See Individual Declaration
51. xtures supplied on your laboratory hood are designed for use with the following Services e Air e Hot Water e Vacuum e Cold Water e Natural Gas See Caution Below WARNING Contact Labconco Customer Service directly before using any service other than those listed above in these valves to assure full compatibility CAUTION Natural gas should be used only in the service fixture that has been pre plumbed with brass tubing Sulfur content of the gas could cause deterioration of standard copper supply lines Product Service 1 800 522 7658 21 Chapter 3 Getting Started 22 Connecting the Washdown Control Fixture to the Protector PVC Fume Hood The control valve used for the washdown system 1s located on the left hand side of the hood superstructure upper fixture position The valve assembly has been fully plumbed to the internal spray nozzles and a connection point has been left for the addition of the water line used on exterior mounted wash rings This connection is located in the upper left hand portion of the fume hood structure near the first washdown nozzle The supply line for the washdown control valve features 3 8 diameter copper tubing A qualified installer shall provide the supply line tubing Certifying the Protector PVC Fume Hood The combination of your laboratory hood exhaust ductwork and exhaust blower gives you the flexibility to change the airflow at the sash opening of your hood To determine the actu

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