User Manual - Wolf Laboratories
Contents
1. MAX ecco Ascent Thank you for purchasing this Esco Biological Safety Cabinet Please read this manual thoroughly to familiarize yourself with the many unique features and exciting innovations we have built into your new equipment Esco provides many other resources at our website www escoglobal com to complement this manual and help you enjoy many years of productive and safe use of your Esco products _ ni User pret co Manual North America Esco Technologies Inc 2940 Turnpike Drive Units 15 16 e Hatboro PA 19040 USA Toll Free USA and Canada 1 877 479 3726 Tel 215 441 9661 Fax 215 441 9660 us escoglobal com e usa escoglobal com Rest of World ASCenteMAX Esco Micro Pte Ltd 21 Changi South Street 1 e Singapore 486 777 D uct ess F ume H ood Tel 65 6542 0833 Fax 65 6542 6920 www escoglobal com e mail escoglobal com Esco ADC B C D E User Manual Version A Released May 2011 Copyright Information Copyright 2011 Esco Micro Pte Ltd All rights reserved The information contained in this manual and the accompanying product is copyrighted and all rights are reservedby Esco Esco reserves the right to make periodic minor design changes without obligation to notify any person or entity of such change Sentinel and AscentMax are registered trademarks of Esco Material in this manual is provided for informational purposes only The contents and the product described in this manua2. internal adjustment modification or maintenance to this equipment must be undertaken by qualified service personnel e The use of any hazardous materials in this equipment must be monitored by an industrial hygienist safety officer or some other suitably qualified individual e Before you process you should thoroughly understand the installation procedures and take note of the environmental electrical requirements e Inthis manual important safety related points will be marked with the symbol A e lf the equipment is used in a manner not specified by this manual the protection provided by this equipment may be impaired 3 Limitation of Liability The disposal and or emission of substances used in connection with this equipment may be governed by various local regulations Familiarization and compliance with any such regulations are the sole responsibility of the users Esco s liability is limited with respect to user compliance with such regulations Ductless Fume Hoods Ecco 4 European Union Directive on WEEE and RoHS The European Union has issued two directives e Directive 2002 96 EC on Waste Electrical and Electronic Equipment WEEE This product is required to comply with the European Union s Waste Electrical amp Electronic Equipment WEEE Directive 2002 96 EC It is marked with the following symbol Esco sells products through distributors throughout Europe Contact your local Esco distributor for recyc
3. set the type of main carbon filter s used in the hood The options include standard acid filter aldehyde compound ammonia amines halogen compound mercury compound and sulphur compound STANDARD ACID FILTER ALDEHYDE CPD MENU gt ADMIN gt TEMP UNIT AMMONIA AMINES HALOGEN CPD MERCURY CPD SULPHUR CPD 2 2 3 5 Reset Blower Hour Meter This option is used to reset the blower hour meter The blower hour meter indicates how long the blower has been in operation Maximum counter is set at 9999 hours The counter value can be checked while in maintenance mode The value can also provide some help in setting up maintenance schedule including filter change MENU gt ADMIN r RESET B H M 2 2 3 6 Reset Default User can reset the default setting by choosing this option The features being reset are warm up period 3 minutes post purge period 0 minute velocity unit Metric temperature unit Celsius Admin PIN 0009 and Fan PIN 0001 Note that the calibration settings cannot be reset as it may cause the BSC to operate in an unsafe manner The hour meters cannot be reset either MENU gt ADMIN m RESET DEFAULT 2 2 4 Setting Mode Ductless fume hood has two working mode the default normal mode which is used in a day to day activity and maintena
4. the fume hood Keep your head outside of the hood Work as far into the hood as possible and with slow deliberate movements to minimize airflow disturbances Work with the sash as fully lowered as possible utilizing the sash as a natural barrier Do not use this hood as a storage area Items can block airflow and interfere with containment If performance is suspected or an airflow alarm is triggered if installed terminate usage close the sash completely and cease work Do not let organic chemicals evaporate in the hood use a proper waste bottle Do not leave uncapped bottles of chemicals or waste in a hood Certify this hood annually to verify airflow velocity smoke patterns and containment Perform routine maintenance in accordance with the manufacturer s instructions ESEDI Ascent max 3 3 2 Working Ergonomics On most occasions you would most likely be operating the fume hood in sitting rather than standing posture There are some obvious advantages of the sitting posture e The physiological energy cost and fatigue involved in sitting are relatively less e Sitting posture provides the body with a stable support However sitting position has some drawbacks too e The working area available is fairly limited e There is a potential risk of being constrained in the same posture for a long time e Sitting posture is one of the most stressful postures for one s back Therefore you should pay careful attention to the f
5. EO ECCO Ascent max Warranty Terms and Conditions Esco products come with either a 1 2 or 3 year limited warranty depending on the product purchased beginning on the date of shipment from any Esco international warehousing location To determine which warranty applies to your product refer to the appendix below Esco s limited warranty covers defects in materials and workmanship Esco s liability under this limited warranty shall be at our option to repair or replace any defective parts of the equipment provided if proven to the satisfaction of Esco that these parts were defective at the time of being sold and that all defective parts shall be returned properly identified with a Return Authorization This limited warranty covers parts only and not transportation insurance charges This limited warranty does not cover e Freight or installation inside delivery handling damage If your product was damaged in transit you must file a claim directly with the freight carrier e Products with missing or defaced serial numbers e Products for which Esco has not received payment e Problems that result from o External causes such as accident abuse misuse problems with electrical power improper operating environmental conditions Servicing not authorized by Esco Usage that is not in accordance with product instructions Failure to follow the product instructions Failure to perform preventive maintenance Problems caused by using
6. IRED ESCO DOES NOT ACCEPT LIABILITY BEYOND THE REMEDIES PROVIDED FOR IN THIS LIMITED WARRANTY OR FOR SPECIAL INDIRECT CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION ANY LIABILITY FOR THIRD PARTY CLAIMS AGAINST YOU FOR DAMAGES FOR PRODUCTS NOT BEING AVAILABLE FOR USE OR FOR LOST WORK ESCO S LIABILITY WILL BE NO MORE THAN THE AMOUNT YOU PAID FOR THE PRODUCT THAT IS THE SUBJECT OF A CLAIM THIS IS THE MAXIMUM AMOUNT FOR WHICH ESCO IS RESPONSIBLE Ductless Fume Hoods Ecco These Terms and Conditions shall be governed by and construed in accordance with the laws of Singapore and shall be subject to the exclusive jurisdiction of the courts of Singapore Technical Support Warranty Service Contacts USA 1 877 479 3726 Singapore 65 65420833 Global Email Helpdesk support escoglobal com Visit http www escoglobal com to talk to a Live Support Representative Distributors are encouraged to visit the Distributor Intranet for self help materials Product Appendix Warranty Listings Biological Safety Cabinets Laminar Flow Cabinets your local distributor for specific warranty details The warranty period starts two months from the date your equipment is shipped from Esco facility for international distributors This allows shipping time so the warranty will go into effect at approximately the same time the equipment is delivered to the user The warranty protection extends to any subsequent owner during the warranty perio
7. accessories parts or components not supplied by Esco Damage by fire floods or acts of God o Customer modifications to the product e Consumables such as filters HEPA ULPA carbon pre filters and fluorescent UV bulbs e Esco is not liable for any damage incurred on the objects used on or stored in Esco equipment If the objects are highly valuable user is advised to have in place independent external preventive measures such as connection to a centralized alarm system O O O O O 0 Factory installed customer specified equipment or accessories are warranted only to the extent guaranteed by the original manufacturer The customer agrees that in relation to these products purchased through Esco our limited warranty shall not apply and the original manufacturer s warranty shall be the sole warranty in respect of these products The customer shall utilize that warranty for the support of such products and in any event not look to Esco for such warranty support Esco encourages all users to register their equipment online at www escoglobal com warranty or complete the warranty registration form included with each product ALL EXPRESS AND IMPLIED WARRANTIES FOR THE PRODUCT INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES AND CONDITIONS OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN TIME TO THE TERM OF THIS LIMITED WARRANTY NO WARRANTIES WHETHER EXPRESS OR IMPLIED WILL APPLY AFTER THE LIMITED WARRANTY PERIOD HAS EXP
8. available at http ductless escoglobal com This questionnaire can be downloaded and either forwarded by email or by fax to Esco After careful analysis of the provided chemicals list and pattern of usage a proper advice document will be generated and provided to the customer in 3 days period This document will recommend the appropriate laboratory equipment ducted fume hood or ductless fume hood or neither based on the investigation done by the FiltraCheck team Depending on the type of chemicals used the document may also contain a list of procedures warnings etc that will help in ensuring a safer laboratory working environment In the case of a recommendation of a ductless cabinet appropriate grade and type of activated carbon also becomes a factor that has to be taken into consideration Ductless Fume Hoods Ecco ESEDI Ascent max Chapter 2 Control System 2 1 Sentinel Control System Menu Set Mute Up Down LCD Button Button Button Button Display Read all safety related instructions before use Test certify this cabinet at least annually Designed to Meet IEC 61010 1 Safety Protection Standards ISO 9001 Quality Certified Manufacturing Environment Fan Lamp Socket UV Button Button Button Button 1 Fan Button o Turns on and turn off the fan 2 Lamp Button o Turns on and turn off the lamp 3 Socket Button o Turns on and turn off the electrical socket retrofit kit o The maximum rating of all the outl
9. city is measured and displayed CELCIUS MENU SETTINGS TEMPUNIT FAHRENHEIT 2 2 2 Calibration The purpose of calibration is to ensure the accuracy of the airflow display and alarm if present This involves measuring airflow with reference instrumentation and establishing reference between airflow sensor s on the hood to the standard reference Calibration should only be carried out by trained personnel This section is presents a brief overview of the calibration menu function For more information refer to test report SET CONSTANT CALIBRATION ZERO CONSTANT CALIB SENSOR 2 2 2 1 Set Constant Every sensor manufactured by Esco has a specific Sensor Constant which is used for temperature compensation performed by the temperature sensor Ductless Fume Hoods Ecco 2 2 2 2 Zero Sensor This option let the controller record the specific sensor output voltage and correspond it to 0 m s or 0 fpm 2 2 2 5 Calib Sensor This option allows proper calibration and operation of the airflow sensor alarm There will be three points to be calibrated namely inflow fail point inflow nominal point and downflow nominal point 2 2 3 Admin The admin menu allows you to change both fan and Admin PIN also to disable it not recommended The reset blower hour meter is usually used after you change the blower or filter and it can easily give you the indication on when to do maintenance While the reset d
10. d Distributors who stock Esco equipment are allowed an additional four months for delivery and installation providing the product is registered with Esco User can register product online at www escoglobal com warranty or complete the warranty registration form included with each product Policy updated on 19 Apr 2011 This limited warranty policy does not apply to products purchased before 12 Apr 2011 ECCO Ascent max Introduction 1 Products Covered Esco Ductless Fume Hood Ascent Max ADC Series Electrical Rating 220 240 V AC 50Hz 10 110 120 V AC 50Hz 1 220 240 V AC 60Hz 10 2 Safety Warning 0 6 meters 2 feet ADC 2B1 ADC 2B2 ADC 2B3 0 9 meters 3 feet ADC 3B1 ADC 3C1 ADC 3D1 ADC 3E1 ADC 3B2 ADC 3C2 ADC 3D2 ADC 3E2 ADC 3B3 ADC 3C3 ADC 3D3 ADC 3E3 1 2 meters 4 feet ADC 4B1 ADC 4C1 ADC 4D1 ADC 4E1 ADC 4B2 ADC 4C2 ADC 4D2 ADC 4E2 ADC 4B3 ADC 4C3 ADC 4D3 ADC 4E3 1 5 meters 5 feet ADC 5B1 ADC 5C1 ADC 5D1 ADC 5E1 ADC 5B2 ADC 5C2 ADC 5D2 ADC 5E2 ADC 5B3 ADC 5C3 ADC 5D3 ADC 5E3 1 8 meters 6 feet ADC 6B1 ADC 6C1 ADC 6D1 ADC 6B2 ADC 6C2 ADC 6D2 ADC 6B3 ADC 6C3 ADC 6D3 e Anyone working with on or around this equipment should read this manual Failure to read understand and follow the instructions given in this documentation may result in damage to the unit injury to operating personnel and or poor equipment performance e Any
11. e menu options e Press SET button to choose and proceed to the next step e Press MENU button to cancel and return to the previous step Exit menu options after making any changes in order to prevent unauthorized access to the menu SET TIME HH MM 24 HRS WARM UP SETTINGS XX MINUTES 3 lt XX lt 15 POST PURGE XX MINUTES 0 lt XX lt 15 VELOCITY UNIT FPM M S TEMP UNIT CELSIUS FAHRENHEIT SET CONSTANT MENU CALIBRATION ZERO CONSTANT CALIB SENSOR NEW ADMIN PIN XXXX NEW FAN PIN XXXX ADMIN A F MONITOR ENABLE DISABLE FILTER TYPE RESET B H M RESET DEFAULT STANDARD ACID FILTER ALDEHYDE CPD AMMONIA AMINES HALOGEN CPD MERCURY CPD SULPHUR CPD SET MODE NORMAL ESEDI Ascent max MAINTENANCE 2 2 1 Settings The user may use the settings menu function to customize the operation of the BSC to meet specific application requirements 2 2 1 1 Set Time Users can set the time by increasing decreasing the hour and minute values The correct time will be mai
12. efault function will return the options in the settings menu to their factory settings 2 2 3 1 New Admin PIN ADMIN PIN restricts access to MENU functions including service functions like calibration User must enter four digits PIN before accessing MENU ADMIN PIN has higher priority and can be used to control the fan override Fan PIN ADMIN PIN can also be used to switch to maintenance mode from ERR MSWITCH and AIR FAIL errors condition The default PIN is 0009 Setting PIN to 0000 will disable this feature MENU ADMIN NEW ADMIN PIN XXXX 2 2 3 2 New Fan PIN Fan PIN restricts access to fan control User must enter four digit PIN before switching fan on or off As such it can restrict access to operating the hood by unauthorized personnel Fan PIN is also needed to disable the alarm when the sash is fully raised and cleaning needs to be performed It is recommended that the Fan PIN be issued only to personnel authorized to use the hood The default PIN is 0001 Setting the PIN to 0000 will disable this feature MENU ADMIN NEWFANPN ___ gt gt XXXX 2 2 3 3 A F Monitor Whenever the air velocity falls below the fail point the air fail alarm will be triggered This option is used to enable disable alarm ENABLE MENU gt ADMIN m A F MONITOR DISABLE ESEDI Ascent max 2 2 3 4 Filter Type To
13. ets in the cabinet is 5 A if overloaded the fuse will blow 4 UV Button o Although present this feature is not applicable 5 Up A and Down VW Arrow Button o Move upwards and downwards the menu options o Increase and decrease corresponding value inside one of the menu options o Move the sash window upward and downward for motorized sash hood 6 Set or Mute Button o Choose the menu or sub menu currently displayed on the LCD screen o Proceed to the next step or sequence inside one of the menu options o Sash alarm can be muted by pressing Set button 7 Menu Button Alarm is disabled when you enter menu options o Toenter and exit from the menu options o Togo back to the previous level of the menu options To access maintenance mode from AIRFAIL error condition Ductless Fume Hoods Ecco ZZ 2 2 Menu Options When you are entering menu options the alarm will sound to indicate that the microprocessor is not monitoring the operation of the hood and as such will not give airflow alarms No further warnings will be given Therefore it is highly recommended that the user set the ADMIN PIN which will restrict unauthorized access to the menu The default ADMIN PIN from the factory is 0009 Please refer to the following diagram for complete reference to all menu options available Press MENU button and enter the ADMIN PIN to enter the menu In the menu options e Press UP or DOWN button to move through th
14. face immediately afterwards with clean water and some liquid detergent Use a polyurethane cloth or sponge for washing Regularly cleaning the stainless steel surface can help you retain the attractive factory finish Test the audible and visual alarm If possible cover the airflow sensor otherwise cover the perforations on the back wall this should disrupt the airflow of the hood enough to activate the alarm Check the hoods functionality e Check the hood s mechanical functionality ex sash window lubricate if necessary e Check the hood s electrical functionality ex fluorescent lamp replace if necessary e Check the hood for any defect repair immediately Check filter saturation Check for filter saturation often The saturation level of a filter is directly affected by the amount of chemical fume generated by the experiment conducted inside the fume hood Use particle counter below and above the main and backup filter and compare the results to check the saturation level of the carbon filter Re certification All ductless fume hoods must be re certified annually by a certified engineer Ductless Fume Hoods ECO 4 2 Maintenance Service Log It is good practice and in some cases regulatory requirement to maintain a log of all maintenance work carried out on your freezer ESEDI Ascent max APPENDIX LOG RECORD Fume Hood Serial Number Person in Charge 1 This log record should be used by the operator to rec
15. l including any appendix addendum attachment or inclusion are subject to change without notice Esco makes no representations or warranties as to the accuracy of the information contained in this manual In no event shall Esco be held liable for any damages direct or consequential arising out of or related to the use of this manual Table of Contents i Table of Contents lil Warranty Terms and Conditions Introduction 1 Products Covered 2 Safety Warning 3 Limitation of Liability vi 4 European Union Directives on WEEE and RoHS vii Declaration of Conformity lt lt 1 Chapter 1 Product Information 1 1 1 Quick View 1 1 1 1 ADC B_ ADC D Series Quick View 2 1 1 2 ADC _C_ ADC _E_ Series Quick View 3 1 2 Filtracheck 5 Chapter 2 Control System 5 2 1 Sentinel Control System 6 2 2 Menu Options 7 2 2 1 Settings 7 2 2 2 Calibration 8 2 2 3 Admin 9 2 2 4 Setting Mode 10 2 3 Alarm and Warnings 11 Chapter 3 Basic Hood Operation 11 3 1 Sash Window Operation 11 3 1 1 Sash Window State 11 3 1 2 Operating Motorized Sash Window 12 3 1 3 Using Sash Window 12 3 2 Starting and Shutting Down the Ductless Fume Hood 12 3 2 1 Turning on the Hood 12 3 2 2 Turning off the Hood 12 3 3 Operating the Ductless Fume Hood 12 3 3 1 Working in the Hood 13 3 3 2 Working Ergonomics 15 Chapter 4 Service and Maintenance 15 4 1 Scheduled Maintenance 16 4 2 Maintenance Service Log Ductless Fume Hoods EC
16. less Fume Hoods Ecco ECCO Ascent max Chapter 1 Product Information 1 1 Quick View 1 1 1 ADC _B_ ADC _D_ Series Quick View 1 Exhaust Collar optional 7 Stainless Steel Worktop 2 Blower 8 Support Stand optional 3 Carbon Filter s 9 Electrical Electronic Panel 4 Tempered Glass Side Wall 10 Esco Sentinel Microprocessor Control 5 Service Fixture Provision optional 11 Tempered Glass Sliding Sash Window 6 Electric Outlet Provision optional 12 Tempered Glass Back Wall D Series only Ductless Fume Hoods Ecco 1 1 2 ADC _C_ ADC _E_ Series Quick View eS Oe eo Exhaust Collar optional Blower Carbon Filter s Tempered Glass Side Wall Service Fixture Provision optional Electric Outlet Provision optional Stainless Steel Worktop ON ver ae DIES ESEDI Ascent max Support Stand optional Backup Carbon C Series Filter or HEPA E Series Filter Electrical Electronic Panel Esco Sentinel Microprocessor Control Tempered Glass Sliding Sash Window 1 2 Filtracheck FiltraCheck is a trademark service provided by Esco s fume filtration division Customers who intend to purchase a ductless fume hood but are unsure whether the cabinet is suitable for their application can forward a list of chemicals that they will be handling and their pattern of usage to Esco s FiltraCheck service team A PDF Questionnaire form is
17. ling disposal e Directive 2002 95 EC on Restriction on the use of Hazardous Substances RoHS With respect to the directive on RoHS please note that this hood falls under category 8 medical devices and category 9 monitoring and control instruments and is therefore exempted from requirement to comply with the provisions of this directive ECCO Ascent max Declaration of Conformation In accordance to EN ISO IEC 17050 1 2010 We Esco Micro Pte Ltd of 21 Changi South Street 1 Singapore 486777 Tel 65 6542 0833 Fax 65 6542 6920 declare on our sole responsibility that the product Category Ductless Fume Hoods Brand Ascent Max Model ADC 2B1 ADC 3B1 ADC 4B1 ADC 5B1 ADC 6B1 ADC 3C1 ADC 4C1 ADC 5C1 ADC 6C1 ADC 3D1 ADC 4D1 ADC 5D1 ADC 6D1 ADC 3E1 ADC 4E1 ADC 5E1 in accordance with the following directives 2006 95 EEC The Low Voltage Directive and its amending directives 92 31 EEC The Electromagnetic Compatibility Directive and its amending directives has been designed to comply with the requirement of the following Harmonized Standard Low Voltage EN 61010 1 2010 EMC EN 61326 1 2006 Class B More information may be obtained from Esco s authorized distributors located within the European Union A list of these parties and their contact information is available on request from Esco XQ Lin Group CEO ESCO This Declaration of Conformity is only applicable for 230V AC 50Hz units Duct
18. nce mode NORMAL MENU gt SET MODE MAINTENANCE 2 2 4 1 Normal Mode Every time the hood is restarted this mode will be activated by default In this mode all alarms and interlocks are enabled 2 2 4 2 Maintenance Mode Maintenance mode should only be accessed by qualified personnel during maintenance In this mode all alarms are disabled and all interlocks are defeated Ductless Fume Hoods Ecco 2 3 Alarm and Warnings The warning AIR FAIL indicates that there is airflow failure The operator should check if there is any obstruction to the airflow and correct it if possible However if the problem continues the operator should stop working as the hood s protection may have been compromised Call service or Esco s local distributor Other alarms that indicate a failure or an error in the BSC system ERR AIRFAIL will be displayed if the blower is turned off while there is an airflow failure ERR CALIB will be displayed if the airflow velocity sensor is not yet calibrated ESEDI Ascent max Chapter 3 Basic Hood Operation 3 1 Sash Window Operation 3 1 1 Sash Window State Sash is fully open Sash is in safe position Sash is fully closed v Blower can be active v Blower can be activated x Blower can t be activated v Fluorescent lights can be used v Fluorescent lights can be used Fluorescent lights can t be used x Unsafe working condition Y Safe working c
19. ntained even after the unit is turned off MENU _ b SETTINGS _ SET TIME gt HH MM 24HRS 2 2 1 2 Warm Up There will be a period of warm up before the fan is fully functioning This is to ensure that the sensors the blower and the control system are stabilized as well as purging the work zone of contaminants The default setting is 3 minutes and the user can set it between 3 to 15 minutes MENU e SETTINGS r WARM UP h XX MINUTES 3 lt XX lt 15 2 2 1 3 Post Purge After the user switches off the hood s fan there will be a post purge period This feature is to ensure that all residual contaminants are purged from the work zone The default setting is O minute and user can set it between 0 to 15 minutes Setting it to 0 minute will disable this feature However it is recommended to purge the fume hood by leaving the fan on for around 3 minutes after the work is complete MENU r SETTINGS gt POST PURGE m XX MINUTES 0 lt XX lt 15 2 2 1 4 Velocity Unit Using this option the user can select the unit in which air velocity is measured and displayed FPM MENU SETTINGS p VELOCITY UNIT M S 2 2 1 5 Temperature Unit Using this option the user can select the unit in which air velo
20. ntenance to be carried out every No Description of Task to Perform p Week 1 Year 2 Years Check the alarm and measure the basic airflow vV 1 Clean the interior work surface and walls with soap water Wipe down sash with appropriate glass cleaner 7 10 11 12 13 V V Clean the exterior surfaces of the ductless fume hood 5 Measure the ductless fume hood face velocity EE EA 8 Test the operation of airflow alarm 9 Repair defect and lubricate as necessary 10 Clean the stainless steel surface using MEK 11 Recertification o 12 Change the fluorescentlamps o o Check filter saturation check according to Filtracheck recommendation a Measure the ductless fume hood face velocity Check fans motors drives and bearings for proper operation Check fluorescent tubes for proper operation jon of ai n a oS a Cleaning the Hood e Clean the work surface and walls with soap water e Clean the sash window using an appropriate glass cleaner e Useadamp cloth to clean the exterior surface of the fume hood particularly on the front and top in order to remove dust that accumulated there e Use clean water to finish the cleaning and wash away any residue from the soap water and glass cleaner e For removing stubborn stains or spots on the stainless steel surface make use of MEK Methyl Ethyl Ketone In such cases make sure that you wash the steel sur
21. ollowing guidelines in order to achieve comfortable and healthy working conditions 1 Always ensure that your legs have enough legroom 2 Keep your lower back comfortably supported by your chair Adjust the chair or use a pillow behind your back whenever necessary 3 You should place your feet flat on the floor or on a footrest Don t dangle your feet and compress your thighs 4 You should keep varying your sitting position throughout the day at regular intervals so that you are never in the same posture for too long 5 Observe the following precautions with respect to your eyes e Give your eyes frequent breaks Periodically look away from the work area and focus at a distant point e Keep your glasses clean 6 Arrange the items apparatus frequently used in your work in such a way that you can minimize the physical strain involved in handling them 7 Exercise regularly Ergonomics accessories available with Esco include a Armrest padding b Lab chair c Footrest Please contact your local distributor or Esco for more information Ductless Fume Hoods Ecco ESEDI Ascent max Chapter 4 Maintenance 4 1 Scheduled Maintenance Proper and timely maintenance is crucial for trouble free functioning of any device and your Esco ductless fume hood is no exception to this rule We strongly recommend that you follow the maintenance schedule suggested hereunder in order to obtain optimal performance from your Esco ductless fume hood Mai
22. ondition 3 1 2 Operating Motorized Sash Window Only for hoods with motorized sash window The motorized sash uses a push and hold mechanism so if you remove your finger from the button the sash will stop immediately this is a safety feature to control the closure and prevent anything getting trapped in the aperture as the sash descends Lower Sash from Fully Open Position When the sash is fully open pressing the down button and holding it will cause the sash to move to the Safe Height setting and stop If the fluorescent lights are on as the sash descends they will stay on as long as the sash stops in the Safe Position If you release the button before the sash has reached Safe Position the lights will switch off automatically Lower Sash from Safe Height Position When the sash is at safe operating height pressing the down button and holding it will cause the sash to move down to the fully closed position and stop If the fluorescent lights are on as the sash descends they will switch off automatically as soon as the sash reaches fully closed If you release the button before the sash has reached the fully closed position the lights will switch off automatically Raise Sash from Fully Closed Position When the sash is fully closed pressing the up button and holding it will prompt the user to input the password to turn on the fan If the password is correct if it was on fan will turn on and the sash will move up to the Safe Height
23. ord any new chemicals that has been introduced to the fume hood during its operation problems encountered etc 2 Please also record any major maintenance procedure performed by the service technician for example parts replacement recertification etc User Signature Supervisor Signature In case of emergencies please call Name Cell Phone Number E mail
24. setting and stop Raise Sash from Safe Height Position When the sash is safe operation position pressing the up button and holding it will cause the sash to move up to the fully open position and stop If the fluorescent lights are on as the sash rises they will stay on as long as the sash is allowed to fully open Stopping the sash midway will cause the lights to switch off automatically Ductless Fume Hoods ECO 3 1 3 Using Sash Window The sash window should be fully closed when the hood is not in use This helps keep the work zone interior clean The sash window should always be in the normal operating height at all times when the hood is in use Even if the cabinet is left unattended but the blower is on the sash window should never be moved from the normal operating height unless during loading or unloading of materials apparatus into the hood The alarm will be activated whenever the sash window is moved from the normal operating height Whenever the sash window is moved to the correct height from a higher or lower position the light will automatically be turned on as a signal to the user The sash window may be opened to its maximum position for the purpose of loading unloading of materials apparatus into the hood When the sash window is fully opened the alarm sound may be muted by pressing MUTE button but will be automatically sounded again after 5 minutes to remind the user that it is not safe to work in the cabinet and the ligh
25. t will be turned on to facilitate cleaning 3 2 Starting and Shutting Down the Ductless Fume Hood 3 2 1 Turning on the Hood 1 3 Raise the sash to the indicated normal operational height READY state The lamp will turned on when this height is reached Turn on the fan by pressing the FAN button Input the Fan PIN if asked default 0001 This will start the warm up procedure default 3 minutes All buttons are disabled during warm up period The hood is ready for work 3 2 2 Turning off the Hood 1 Turn off the fan by pressing the FAN button Input the Fan PIN if asked default 0001 This will start the post purge procedure default 0 minute All buttons are disabled during post purge period Lower the sash to the fully closed position The sash can be lowered immediately after turning off the fan as it will not interrupt the post purge procedure 3 3 Operating the Ductless Fume Hood 3 3 1 Working in the Hood Check the label on the ductless fume hood to see what chemicals the hood is intended for and only use the hood for any procedure involving such chemicals Ensure the exhaust is operating before commencing work After all the apparatuses items have been arranged allow the blower to run for another 3 minutes in order to purge work zone of contaminants Minimize room activity since these external airflow disturbances may adversely affect the hood s internal airflow impairing the containment capabilities of
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