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VFHOMT-11/18 -

Supreme Air Venturi Fume Hoods

Operation & Maintenance

Technical Manual

Table of Contents

Operating Procedures

General Procedures

All Fume Hoods.............................................................................................2

Perchloric Acid Fume Hoods .........................................................................3

Venturi Fume Hood Features & Options

Features & Option Identification ....................................................................4

Venturi Effect.................................................................................................5

LED Lighting..................................................................................................5

Electromechanical Sash Stop .......................................................................5

Belt Drive Pulley System ...............................................................................6

Dynamic Barrier Bypass ................................................................................6

Airfoil .............................................................................................................6

Rear Baffle Removal & Adjustment ...............................................................7

Interior Access Panels ..................................................................................7

Exterior End Panels ......................................................................................7

Auto Sash......................................................................................................8

Tissue Screen ...............................................................................................9

Vent Holes.....................................................................................................9

Cord Pass Through .......................................................................................9

Safety Shield .................................................................................................9

Airflow Monitor ..............................................................................................9

Ceiling Enclosure ........................................................................................10

Maintenance Instructions

General Maintenance ........................................................................................11

Belt Drive & Pulley System Maintenance ..........................................................12

Sash Maintenance .............................................................................................12

Sash Leveling Instructions .................................................................................13

Troubleshooting Guide ......................................................................................14

Sash Glass Replacement Instructions

Vertical Sash ...............................................................................................16

Combination Sash .......................................................................................18

Horizontal Sash ...........................................................................................20

Recommended Work Practices

...................................................................................

Installation Instructions

Fume Hood ........................................................................................................26

Base Cabinets ...................................................................................................29

Ceiling Enclosure ...............................................................................................30

Wiring Diagram ..................................................................................................31

Electrical - Prewired/UL Listed ..........................................................................32

Parts List ............................................................................................................38

Содержание Supreme Air Series

Страница 1: ...ENTURI FUME HOOD Supreme Air Series encouraging new discovery Worldwide Operation Maintenance Technical Manual Operation Maintenance Procedures Recommended Work Practices Installation Instructions VFH...

Страница 2: ...family We have spent countless hours creating this manual it includes the latest fume hood safety procedures and best practices It also includes valuable installation and maintenance information that...

Страница 3: ...djustment 7 Interior Access Panels 7 Exterior End Panels 7 Auto Sash 8 Tissue Screen 9 Vent Holes 9 Cord Pass Through 9 Safety Shield 9 Airflow Monitor 9 Ceiling Enclosure 10 Maintenance Instructions...

Страница 4: ...protection 7 Do not obstruct slots in rear baffle 8 Do not remove bottom deflector vane nor block off opening between the underside of the deflector vane and the work top 9 Place equipment with large...

Страница 5: ...amount of water may drip into the hood work area Prior to operating the wash down system clear the hood work area of any materials or equipment that may be damaged or contaminated by this water The e...

Страница 6: ...ns Identification Venturi Port Airfoil LED Light Sash Stop Control Panel Exhaust Plenum Duct Collar Belt Drive Pulley System Rear Baffles LED Light Single Point Connection Junction Box Top Front Panel...

Страница 7: ...ntenance The top three buttons of the Control Panel located on the hood side post control the LED lights On Off Press once to turn the light on Press again to turn the light off Temperature Three ligh...

Страница 8: ...anism and slide the plunger to the rear Belt Drive Pulley System Venturi employs a low maintenance dual shaft belt and gear driven sash system It is recommended that a user check the hood roof mounted...

Страница 9: ...cess Panels allowing user access to the hood sidewalls These access panels are held in place with a gasket and are removable without tools by pulling gently on the gasket perimeter until the gasket an...

Страница 10: ...op is not provided when this option is chosen The push button sash mechanism is supplied installed and prewired to a junction box located on the top of the hood Split sash hoods are equipped with two...

Страница 11: ...g with a guide at the bottom to keep the shield from swinging During research and when the sash must be open a user should locate the safety shield in front of them protecting their face and torso and...

Страница 12: ...by lifting up and tilting the top backwards to disengage the hooks from the left and right sides that holds the Front Panel to the End Panels of the enclosure Safely remove the panel and store it flat...

Страница 13: ...n the sash pulley axles Plumbing service fittings can be serviced by removing the hood outside end panels If the hood is located against a wall or another hood removable gasketed access panels are pro...

Страница 14: ...t Kewaunee for replacement 4 Check that belt is traveling over front and back pulleys smoothly and in sync If belt pulleys are out of sync follow sash leveling instructions on page 14 5 Check that fro...

Страница 15: ...s are loose twist drive shafts so set screws will penetrate into a new location when tightened 4 Level sash 5 Tighten set screws to the recommended torque setting of 45 inch pounds Maintenance Instruc...

Страница 16: ...on control panel illuminates when sash release button is pressed If not check that hood and control have power connected b Sash is pressed against stop Check that sash is not pressed up against the s...

Страница 17: ...the solenoid will activate when not attached to the hood 6 If solenoid and latch mechanism are binding and are not in line and pulling straight contact Kewaunee for a replacement d Sash Return Option...

Страница 18: ...rom the front of the hood The sash is now free 9 If replacing the Sash Handle onto a new glass panel continue to step 9 If replacing the glass and handle assembly in the hood only skip to step 16 10 L...

Страница 19: ...lt both sides Step 6 Sash Handle Screws 4 total 2 each side Belt Tee Sash Handle Back Side of Sash Belt Tee Belt Tee Sash Handle Sash Glass Pulley Bracket Front Pulley Sash Belt Top Front Panel not sh...

Страница 20: ...ft the Rear Sash Panel up and out of the Bottom Track and Top Rear Sash Track 10 If replacing the glass in the glass pane assembly continue to step 11 If replacing the complete glass pane assembly in...

Страница 21: ...nd Belt both sides Step 3 Top Front Panel not shown for clarity Pulley Bracket Front Pulley Sash Belt Top Front Sash Track Sash Frame Bottom Track C channel Top Rear Sash Track Outer Wheel Bracket Gla...

Страница 22: ...s in the glass panel assembly continue to step 8 If replacing the complete glass panel assembly in the sash frame skip to step 12 8 Remove Bolts from Sash Panel Wheel Bracket assembly 9 Separate Inner...

Страница 23: ...Glass Finger Pull Inner Wheel Bracket Bracket Wheel 3M VHB Double Sided Tape Figure 2 Detail 1 Horizontal Sash Cross section Figure 1 Top Front Panel not shown for clarity Top Front Sash Track Sash Fr...

Страница 24: ...ng using and maintaining laboratory fume hoods The following practices are based on the superior design found in Kewaunee Supreme Air Venturi hoods We urge you to familiarize yourself with these recom...

Страница 25: ...azardous contaminants a fume hood alarm such as the Kewaunee Air Alert 300 or Air Alert 600 Digital Face Velocity Alarms should be used These alarms provide both a visual and audible warning when the...

Страница 26: ...turbances The sash also provides protection by replacing part of the protective air barrier with a solid barrier against contaminants and splashing chemicals If the hood has a sash stop to limit sash...

Страница 27: ...placed on stands with legs o The sash is not above the safe operating height while the fume hood is in use o The sash is open only as far as needed o Safety equipment is close to the hood in case of f...

Страница 28: ...LES 8 x 1 2 Oval Head Self tapping Screw 5 16 18 x 1 Low Profile Socket Head Cap Screws ACCESS PANEL Installation Instructions Supreme Air Venturi Bench Fume Hoods VENTURI PORT Front View Rear View De...

Страница 29: ...ly routed over front and rear pulleys and engage pulley sprockets 7 Perform sash adjustments and troubleshooting if needed before placing hood on worksurface see page 12 CAUTION Handle Sash with care...

Страница 30: ...l and Venturi Ports are clear and free from any debris 13 Coordinate connections of service fittings electrical fixtures and ductwork with the respective trades i e mechanical electrical HVAC After co...

Страница 31: ...installed Installation 3 Starting with the base cabinet on the highest point on the floor move the first cabinet into location as shown in Detail 1 and according to project drawings 4 Using a four foo...

Страница 32: ...ndard ceiling grid To allow the Front Panel to be removable after installation it is important not to attach the Ceiling Grid Angle to the Front Panel If attachment is required use fasteners that can...

Страница 33: ...ON BOX TOP OF LIGHT ASSEMBLY RED SWITCH TO BE SET AT 115V LED LIGHT ASSEMBLY J3 P5 P2 J2 X3 F 9004 02A LED SASH STOP CONTROLLER SOLENOID P6 P7 X2 X4 3 8 SJ CABLE 24VDC Power Ground Hot Neu 24VDC 1 24V...

Страница 34: ...ientific Corporation Fume Hood Engineering P O Box 1842 Statesville NC 28687 1842 Phone 704 873 7202 Fax 704 872 4355 www kewaunee com Technical Information Supply Voltage 120VAC Maximum Humidity Rati...

Страница 35: ...ess can be gained from above the hood or through the ceiling enclosure panel 2 Note the input ratings on the rating plate Each junction box will have a rating plate for each supply circuit located abo...

Страница 36: ...1 04 A 1 16 3 46 3 70 A 4 79 10 9 12 1 A 16 2 1 05 1 16 A 1 25 3 71 4 07 A 5 30 12 2 13 1 A 17 9 1 17 1 29 A 1 39 4 08 4 32 A 5 78 13 2 13 9 A 19 8 1 30 1 37 A 1 54 4 33 4 90 A 6 20 14 0 15 0 A 21 3 1...

Страница 37: ...eptacle 0695 1S 277V 16A 60HZ Blower Fan Switch S659 6_ 120V 20A 60HZ Combination GFCI Receptacle Light Switch All voltages are AC Total load for all circuits is 20 Amps Control Identification The cap...

Страница 38: ...hood wall The handle of the service fitting has a color coded index button indicating the service The type of service determines the valve type and the maximum pressure See the chart below for inform...

Страница 39: ...t collar on the fume hood using screws and sealed with silicone In the case of a stainless steel duct collar and duct material the attachment can be made with a welded joint 3 Drainage Connections Dra...

Страница 40: ...enturi Fume Hoods 01 21 41 11 31 51 02 22 42 12 32 52 72 03 23 43 13 33 53 04 24 44 14 34 54 05 25 45 15 35 55 06 26 46 16 36 56 07 27 47 17 37 08 28 48 18 38 09 29 49 19 39 10 30 50 20 40 11 13 14 15...

Страница 41: ...LUG BUTTON FOR F H 0 750 HOLE 18 10 F 9038 00 WHITE PLUG BUTTON FOR F H 1 093 HOLE 19 1 F 9038 00 WHITE PLUG BUTTON FOR F H 1 093 HOLE SASH STOP 20 1 VALB X01V 00lg VENTURI BACK LINER ANGLE 21 1 VBPU...

Страница 42: ...DE BRACKET RIGHT SIDE 56 2 F 9002 00 SASH BELT 57 1 F 9043 UL 1805 LABEL CAUTION UL VENTURI UL 1805 58 1 F 9035 00 LABEL VENTURI 59 1 F 9095 00 1 4 20 RUBBER INSULATED NUT FULL OPEN SASH STOP 60 4 F 7...

Страница 43: ...VFHOMT 11 18 41...

Страница 44: ...Phone 65 6773 0288 Fax 65 6773 2322 Kewaunee Labway India Pvt Ltd No CA 9A 2nd Floor Jigani Link Road Jigani Bangalore 562 106 India Phone 9180 27826725 Fax 9180 27826724 Web Site www kewaunee in P O...

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