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Pu r ifier ® HEP A Filter ed Enclosures & P ur ifier ® Class I Filt ered Enclosures User’s Manual Labconco’ s Mascot, Labby the LABster Register your product online at www .
For more information, please contact us: ExpotechUSA 10700 Rockley Road Houston, Texas 77099 USA 281-496-0900 [voice] 281-496-0400 [fax] E-mail: sales@expotechusa.
Labconco HEPA Filtered Enclosu re Manual Warranty Labconco provides a warranty on all part s and factor y workmanshi p. The warranty includes areas of defective mat erial and workmanshi p, provided such defect results from normal and proper use of the equipment.
T T A A B B L L E E O O F F C C O O N N T T E E N N T T S S CHAPTER 1: INTRODUCTION 1 About This Manual 2 Typographical Conventions 3 CHAPTER 2: PREREQUISITES 5 Support, Vibration & Movement Requi.
P r o h i b i t e d A c i d U s e 3 8 CHAPTER 6 MAINTAINING YOUR FILTERED ENCLOSURE 39 Routine Maintenance Schedule 40 D e c o n t a m i n a t i o n 4 1 Determination of when to Replace HEPA Filters 4.
1 C C H H A A P P T T E E R R 1 1 I I N N T T R R O O D D U U C C T T I I O O N N Congratulations on your purchase of a Labconco Purifier® HEPA Filtered Enclosure or Purifier® Class I Filtered Enclosure. Your enclosure provides personnel protection through superior containment.
2 Chapter 1: Introduction particulates, and nuisance powders, Labconco recommends the use of the Purifier HEPA Filtered Enclosure. See chart below and contact Labconco for additional ordering information. No. Application Product Filters Bag-in/Bag-out HEPA UV Light 1.
3 Chapter 1: Introduction Chapter 5: Using Your Filtered Enclosure discusses the basic operation of how to prepare, use and shut down your filtered enclosure. Chapter 6: Maintaining Your Filtered Enclosure explains how to perform routine m aintenance on the filtered enclosure.
4 Chapter 1: Introduction • with the information following an exclam ation icon may result in injury to the user or permanent damage to the enclosure. • Critical information is presented in boldface type in paragraphs that are preceded by the wrench icon.
5 C C H H A A P P T T E E R R 2 2 P P R R E E R R E E Q Q U U I I S S I I T T E E S S Before you install the filtered enclosure, you need to prepare your site for installation.
6 Chapter 2: Prerequisites Support, V ibration and Movement Requirement s At a minimum , the supporting structure usually consists of a base cabinet and chemically-resistant work surface. • A stand or mobile bench is not recomm ended if the enclosure will be used for precise weighing of powders.
7 Cha p ter 2: Prere q uisite s Enclosure Width Model Description Face Velocity (fpm) Exhaust Volume (CFM) Noise Pressure db(A) Max. Equivalent Resistance of 6" Duct (Ft) Max.
8 Chapter 2: Prerequisites.
9 C C H H A A P P T T E E R R 3 3 G G E E T T T T I I N N G G S S T T A A R R T T E E D D Now that the site for your filtered enclosure is properly prepared, you are ready to unpack, inspect, install, and validate your system. Read this chapter to learn how to: • Unpack and move the enclosure.
10 Chapter 3: Getting Started Unp acking the Enclosure Carefully remove the shrink-wrap or carton on the enclosure and inspect it for damage that may have occurred in transit. If damaged, notify the delivery carrier imm ediately and retain the entire shipment intact for inspection by the carrier.
11 Cha p ter 3: Gettin g Starte d 0.36" of the front of the work surface. Mounting holes are provided in the Labconco accessory work surfaces to secure the enclosure. Work Surface Specifications The work surface should be smooth, rigid, and durable, such as a chemical-resistant epoxy resin.
12 Chapter 3: Getting Started Figure 3-1 Filtered Enclosure Installation.
13 Cha p ter 3: Gettin g Starte d Connecting to the Exhaust System (Optional) The exhaust system should be installed by a qualified HVAC contractor . Exhaust transition kits aid in the removal of chemicals or applications where a higher degree of biohazard and particulate removal is required.
14 Chapter 3: Getting Started Figure 3-2 Exhaust Duct Connection Kit shown installed on Purifier Models (Optional) Kit #3924400 (2'), 3924401 (3'), and 3924402 (4').
15 Cha p ter 3: Gettin g Starte d Inst allation of HEP A Filters and Accessory Odor Control Carbon Filters HEPA Filters HEPA filters are shipped installed with the gasket on the downstream side. The HEPA filters are leak checked at Labconco. A second leak check is recommended before using the enclosure and at least annually thereafter.
16 Chapter 3: Getting Started Filter Type Appropriate Use HEPA 2' 3707900 3' 3707901 4' 3707902 HEPA filters are high-efficiency particulate air filters having a particulate removable efficiency of 99.99% for particles with a diameter of 0.
17 Cha p ter 3: Gettin g Starte d Set the Face V elocity with the S peed Control Adjustment Adjustment of the speed control gives the correct face velocity and is located behind the front panel. The face velocity should be from 75 to 105 fpm for biohazardous operations.
18 Chapter 3: Getting Started The Purifier Enclosures were also subjected to Biological Containment testing, using a modified Personnel Protection Test, as described in NSF/ANSI Standard Number 49.
19 C C H H A A P P T T E E R R 4 4 H H I I G G H H P P E E R R F F O O R R M M A A N N C C E E F F E E A A T T U U R R E E S S A A N N D D S S A A F F E E T T Y Y P P R R E E C C A A U U T T I I O O N.
20 Chapter 4: High Performance Features and Safety These concentrations of materials are predominantly rem oved on the “first pass” of airflow through the chamber resulting in high performance containment. The plenum and the HEPA filter are jacketed by negative pressure.
21 Chapter 4: High Performance Features and Safet y Not Shown 7, 9, 10, 11, 12, 13, 20, 21, 22, 23, 24, 25, 28 (See Figure 4-2) Figure 4-1 17 26 16 10 15 3 8 18 2 1 5 6 4 19.
22 Chapter 4: High Performance Features and Safety Figure 4-2 HEPA Filtered Enclosure Airflow Diagram.
23 Chapter 4: High Performance Features and Safet y 1. Aerodynamic Clean-Sweep™ Air Foil has a unique shape that allows air to sweep the work surface for maximum containment. The Clean-Sweep™ openings create a constant protective barrier from contaminants.
24 Chapter 4: High Performance Features and Safety 3. Upper Dilution Air Supply provides bypass air from above the work area. This feature constantly bathes the inside of the sash with clean air and reduces powders, particulate materials and chemical fum es along the sash plane, near the critical breathing zone.
25 Chapter 4: High Performance Features and Safet y Monitor is an available option on all Purifier models. See Figure 4-1 and 4-2. 11. Inherently Safe Impeller has a negative pressure plenum that surrounds the positive pressure impeller so that if a leak should occur, the unfiltered air is captured and refiltered.
26 Chapter 4: High Performance Features and Safety 21. Lamp Ballast (Not Shown) for the fluorescent lam p is located behind the control panel. 22. UV (Ultraviolet) Lamp (Not Shown) , found only on Purifier Class I Enclosure, allows the operator to surface disinfect the work area of the enclosure when it is not in use.
27 Chapter 4: High Performance Features and Safet y Safety Precautions 1. Although the enclosure has been engineered to maintain optimum operator safety, caution should always be used while working.
28 Chapter 4: High Performance Features and Safety 11. The use of safety goggles, protective clothing, gloves and any other personal protective equipment recomm ended by your safety officer should be used. 12. The sash must remain in the down position while using the enclosure.
29 Chapter 4: High Performance Features and Safet y 19. The HEPA filter in the enclosure will gradually accumulate airborne particulate matter from the room and from work performed in the enclosure.
30 Chapter 4: High Performance Features and Safety 28. Only nuisance powders, biohazardous and particulates removed by HEPA filters and trace chemicals which can be safely adsorbed and treated with specific carbon based filters are appropriate for use in this enclosure.
31 C C H H A A P P T T E E R R 5 5 A A P P P P R R O O P P R R I I A A T T E E A A P P P P L L I I C C A A T T I I O O N N S S F F O O R R Y Y O O U U R R F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E Now that the installation of your filtered enclosure is completed, you are ready to use your filtered enclosure.
32 Chapter 5: Using Your Filtered Encl osure and Appropriate Application • Arrange for minimal disruptions, such as room traffic or entry into the room while the enclosure is in use. Start-up • Turn on exhaust system and accessory light. Turn off the UV light, if equipped.
33 Chapter 5: Using Your Filtered En closure and Appropriate Application Unloading Materials and Equipment • Objects in contact with contaminated material should be surface decontaminated before removal from the enclosure. • All open trays, weigh vessels or containers should be covered before being removed from the enclosure.
34 Chapter 5: Using Your Filtered Encl osure and Appropriate Application be ducted to the outside. The surface of the HEPA filter is fragile and should not be touched. Care must be taken to avoid puncturing the HEPA filter during installation. If you suspect that a HEPA filter has been damaged, DO NOT use the enclosure.
35 Chapter 5: Using Your Filtered En closure and Appropriate Application THOSE USED AS GUIDELINES FOR THIS PRODUCT. IT IS THE USER’S RESPONSIBILITY TO BECOME AWARE OF LOCAL REGULATIONS GOVERNING THE SAFE USE AND DISPOSAL OF CHEMICALS, CARBON AND HEPA FILTERS.
36 Chapter 5: Using Your Filtered Encl osure and Appropriate Application IDLH (Immediately Dangerous to Life and Health) . An atmosphere that poses an imm ediate hazard to life or produces immediate irreversible health effects. IDLH concentrations should not be approached in the enclosure.
37 Chapter 5: Using Your Filtered En closure and Appropriate Application Hazardous Misapplications for Odor Control Carbon Filters with V olatile Chemicals There is one scenario where the accessory carbon filter misapplication would be a part of a hazardous condition.
38 Chapter 5: Using Your Filtered Encl osure and Appropriate Application Consult a Labconco Technical Specialist for estimated saturation life. See Chapter 6 for an example of estimating saturation life. Another source is the Labconco chemical guide for carbon filtered enclosures.
39 C C H H A A P P T T E E R R 6 6 M M A A I I N N T T A A I I N N I I N N G G Y Y O O U U R R F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E Monitoring airflow and changing the filters is the primary maintenance required. Decontamination m ay be required and is reviewed in Chapter 6.
40 Chapter 6: Maintaining Your Filtered Enclosure Routine Maintenance Schedule Weekly • Wipe down the interior surfaces of the enclosure with a disinfectant or cleaner, depending upon the usage of the unit and allow to dry.
41 Chapter 6: Maintaining Your Filtered Enclosure Annually • Replace the fluorescent lamps. Replace UV lamps if equipped. • Have the enclosure validated by a qualified certification technician. See Certification and Recertification in Chapter 6 . • All monthly activities.
42 Chapter 6: Maintaining Your Filtered Enclosure How to Inst all a New HEP A Filter NOTE: The enclosure must be properly decontaminated before servicing the HEPA filter. Only a qualified certifier should service the HEPA filter. After the HEPA filter is replaced, the enclosure MUST be certified.
43 Chapter 6: Maintaining Your Filtered Enclosure Figure 6-1 HEPA Filter Changing Diagram & Filter Leak Test Diagram.
44 Chapter 6: Maintaining Your Filtered Enclosure HEP A Filter Leak T est Purpose After installing the new HEPA filter, the HEPA filter should be leak checked. This test is performed to determine the integrity of the HEPA filter, the filter housing, and the filter mounting frames.
45 Chapter 6: Maintaining Your Filtered Enclosure 4. Using the “^” or “ ν ” keypads, respectively, increase or decrease the numerical value until it equals 52 (2'), 34 (3'). 26 (4') for the enclosure at 90 fpm inflow velocity. 5.
46 Chapter 6: Maintaining Your Filtered Enclosure Setting the Inflow Face V elocity with the S peed Control Adjustment 1. Remove the front panel by loosening the (2) Phillips screws on top that secure the front panel. 2. The speed control is located on the electrical subassembly located behind the switched control panel and below the front panel.
47 Chapter 6: Maintaining Your Filtered Enclosure the “SILENCE ALARM” button is pressed, the audio alarm will be silenced, but the red “alert” LED will remain on.
48 Chapter 6: Maintaining Your Filtered Enclosure 5. Adjust the inflow velocity to the nominal operating point required by your Safety Officer. 6. Over time the HEPA filter will load and eventually slow the inflow velocity.
49 Chapter 6: Maintaining Your Filtered Enclosure Figure 6-2 Guardian Airflow Monitor (LED) with Airflow Switch.
50 Chapter 6: Maintaining Your Filtered Enclosure Determination of When to Replace Odor Control Carbon Filters and How to Replace The carbon filters MUST be replaced when any one of the following two conditions are met: 1. The filtered enclosure outlet (exhaust) concentration approaches the inlet concentration, indicating filter saturation.
51 Chapter 6: Maintaining Your Filtered Enclosure syringe represents a 100-ml sample and corresponds to the num ber of strokes necessary to give the indicated color changes.
52 Chapter 6: Maintaining Your Filtered Enclosure 3. Re-install the new carbon filter with the gasket down. Replace the upper diffuser screen, clips and two screws.
53 Chapter 6: Maintaining Your Filtered Enclosure Formaldehyde only For formaldehyde, use 10% of the impregnated carbon weight. Formalin is 37% formaldehyde by weight. The density of form alin is 1.08 g/ml. Model Size Filter Size Pounds of Formasorb Carbon Adsorbed weight of Formaldehyde Adsorption Volume of Formalin 2' 18 x 18 x 1 7.
54 Chapter 6: Maintaining Your Filtered Enclosure • Measure of Line Voltage and Current • Smoke Test to determine proper airflow patterns • Lighting Intensity Test (when appropriate) • Noise Level Test (when appropriate) • Vibration Test (when appropriate) Fluorescent Light Replacement 1.
55 Chapter 6: Maintaining Your Filtered Enclosure 4. Remove four screws in the motor bracket that hold m otor bracket to the supports with the vibration isolation mounts. Remove the motor and bracket. WARNING: High-speed blower. Never operate impeller with housing off.
56 Chapter 6: Maintaining Your Filtered Enclosure S peed Control Replacement 1. Remove the bracket that the speed control is attached to. See Figures 6-1, and 6-2. 2. Remove the two screws holding the speed control using a Phillips screwdriver. Refer to Appendix A for Replacement Parts Diagram.
57 C C H H A A P P T T E E R R 7 7 A A C C C C E E S S S S O O R R I I Z Z I I N N G G A A N N D D M M O O D D I I F F Y Y I I N N G G Y Y O O U U R R F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E There are several ways to accessorize and modify the filtered enclosure for your individual requirements.
58 Chapter 7: Accessorizing and Modi fying Your Filtered Enclosure 2. Guardian™ LED Airflow Monitor The Guardian LED Airflow Monitor allows you to continuously monitor airflow through the enclosure. The Guardian LED monitor can be placed on any Purifier enclosure.
59 Chapter 7: Accessorizing and Modi fying Your Filtered Enclosure Used With Catalog # Description Shipping Wt. (lbs./kg.) 3716000 Remote Blower, 115V, 60 Hz.
60 Chapter 7: Accessorizing and Modi fying Your Filtered Enclosure 5. Exhaust Dampers Exhaust dampers allow adjustments required to m aintain proper airflow for roof-mounted blowers or house exhaust systems. Catalog # Description 3924000 6" Epoxy Coated Steel In-Line adjustabl e damper 4724200 6" PVC In-line adjustable dam per 6.
61 Chapter 7: Accessorizing and Modi fying Your Filtered Enclosure 7. Storage Cabinets 8. Utility Shelf Kit Labconco offers a utility shelf kit part number 3925000 consisting of three shelves to hold items inside the enclosure. One shelf may be used for the printer, one shelf for spatulas and weigh brushes, and one miscellaneous shelf.
62 Chapter 7: Accessorizing and Modi fying Your Filtered Enclosure.
C C H H A A P P T T E E R R 8 8 T T R R O O U U B B L L E E S S H H O O O O T T I I N N G G A A N N D D S S E E R R V V I I C C E E R R O O P P E E R R A A T T I I N N G G L L O O G G Refer to the following table if your filtered enclosure fails to operate properly.
64 Chapter 8: Troubleshooting PROBLEM CAUSE CORRECTIVE ACTION Blower won’t operate. Unit not plugged into outlet. Plug the enclosure into appropriate electrical service. Circuit breaker(s) or Ground Fault Interrupter. Reset circuit breaker. Blower wiring is disconnected.
65 Chapter 8: Troubleshootin g PROBLEM CAUSE CORRECTIVE ACTION Airflow Monitor Malfunction (Continued) Wrong alarm set point. Airflow monitor was not properly adjusted. Repeat calibration steps outlined in this manual in Chapter 6. Constant audible alarm.
66 Chapter 8: Troubleshooting Service Operating Record Log Customer Name Model Number Date Installed Serial Number Unit Location Date Comments.
A A P P P P E E N N D D I I X X A A F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E C C O O M M P P O O N N E E N N T T S S A A N N D D R R E E P P L L A A C C E E M M E E N N T T P P A A R R T T S S The components that are available for your filtered enclosure are listed.
68 A ppendix A: Replacement Part s Item Qty. Part Number Description 1 1 3911000 Glass, Side 2A 1 3911900 Glass, Sash 2' 2B 1 3911901 Glass, Sash 3' 2C 1 3911902 Glass, Sash 4' 3A 1 391.
69 Appendix A: Replacement Part s Item Qty. Part Number Description 17A 1 3918500 W iring Harness Main, 115V 17B 1 3918600 W iring Harness Main, 230V 18A 1 3811500 Guardian Airflow Monitor Printed Circuit Board 18B 2 1885405 Screw Mach #6-32 x .31 PH Phil.
70 A ppendix A: Replacement Part s Item Qty. Part Number Description 30B 2 1893708 Screw, #10 x .50 PH Phil. Thd. Forming 31A 2 1881196 Capscrew, 3/8 –16 x 6.0 Lg. Hx. Hd. 31B 2 1924403 Sealing Washer 3/8 32A 1 3707900 HEPA Filter (2') 18 x 18 x 3.
71 Appendix A: Replacement Part s Use for Purifier Class I and Purifier HEPA Filtered Enclosures 5 1 9 11 16 10 6 2 3 4 5 12 20 21 7 14 13 19 18 22 17 23 24 25 27 26 28 29 30 31 32 35 36 33 Placed on .
72 A A P P P P E E N N D D I I X X B B D D I I M M E E N N S S I I O O N N S S A A N N D D E E X X H H A A U U S S T T O O P P T T I I O O N N S S See the following dimensions and exhaust options for all the Purifier Filtered Enclosures.
73 Appendix B: Dimensions and Exhaust Option s Figure B-1 Purifier Class I and Purifier HEPA Filtered Enclosure.
74 A ppendix B: Dimensions and Exhaust Options Figure B-2 Exhaust Duct Connection Kit (Optional Installation on Integral Blower Models can be installed on Purifier Class I and Purifier HEPA Filtered E.
75 A A P P P P E E N N D D I I X X C C F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E S S P P E E C C I I F F I I C C A A T T I I O O N N S S This Appendix contains technical information about all the Purifier HEPA Filtered Enclosures including electrical specifications, environmental operating conditions and wiring diagrams.
76 A ppendix C: Filtered Enclosure Specification s • Used in an environment of Pollution degrees 2 (i.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.
77 Appendix C: Filtered Enclosure Specification s C-1.
78 A ppendix C: Filtered Enclosure Specification s C-2.
79 Appendix C: Filtered Enclosure Specification s C-3.
80 A ppendix C: Filtered Enclosure Specification s C-4.
81 A A P P P P E E N N D D I I X X D D Q Q U U I I C C K K C C H H A A R R T T F F O O R R T T H H E E F F I I L L T T E E R R E E D D E E N N C C L L O O S S U U R R E E S S To determine the actual face velocity at the sash opening, airflow velocity readings will need to be taken.
82 A A P P P P E E N N D D I I X X E E R R E E F F E E R R E E N N C C E E S S O O N N V V E E N N T T I I L L A A T T I I O O N N , , S S A A F F E E T T Y Y , , O O C C C C U U P P A A T T I I O O N.
83 Appendix E: Reference s Occupational Health and Safety U.S. Department of Labor 200 Constitution Avenue N.W. Washington, DC 20210 (202) 523-1452 www.
84 A ppendix E: References American Industrial Hygiene Association 2700 Prosperity Avenue, Suite 250 Fairfax, VA 22031 (703) 849-8888 www.aiha.org SEFA 1-2002 • Fume hood face velocities based on to.
85 Appendix E: Reference s 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 .
86 A ppendix E: References Kruse, R.H., WH. Puckett and J. H. Richardson. 1991. Biological Safety Cabinetry , Clin. Microbiol. Rev. 4:207- 241. Miller, C.D., D.H.M. Groschel, J. H. Richardson, D. Vesley, J. R. Songer, R. D. Housewright and W. E. Barkley.
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For more information, please contact us: ExpotechUSA 10700 Rockley Road Houston, Texas 77099 USA 281-496-0900 [voice] 281-496-0400 [fax] E-mail: sales@expotechusa.
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