LE150 HP Integrated Exhaust
Contents
1. Input Output Connect the I nput Output cord B between the Laser engraving machine and the Integrated Exhaust The Integrated Exhaust LE150 HP is controlled directly by the Laser engraving machines L SOLUTION 100 100 Ex using this I O cord B Press on the control panel of the LSOLUTION 100 100 Ex in order to activate the Integrated Exhaust when engraving Connect the I nput Output cord E between the Laser engraving machine and the Integrated Exhaust The Integrated compressor of the LE150 HP is controlled directly by the Laser engraving machines L SOLUTION 100 100 Ex using this I O cord E Air Assist Function The Input Output configuration is Output n l 4 OUT1 4 LE150 HP Integrated Exhaust 8 First Contact Control system Gd Aa 2 in O ee 1 1 Switching the Exhaust ON OFF To switch the Exhaust ON OFF press button 1 which will illuminate green when ON The green LED 3 will illuminate while the exhaust starts up 2 Speed Control Speed Control To increase the vacuum turn the speed control knob 2 clockwise Turning the speed control knob anti clockwise reduces the vacuum What Vacuum to Set The lowest vacuum level possible should be used so that the fume produced by the process is just drawn into the capture nozzle Please note that setting the vacuum level unnecessarily high will reduce filter life 3 Exhaust starting up This green LED illuminates in order to indicate2. The alarm has triggered and the blower stops The thermal cutout on the blower may have engaged Check the cooling vents both inside and out Switch off mains power and allow the blower to cool If this does not remedy the fault please contact your supplier Electrical faults Blower does not function or has developed a fault Procedure Check all cables and connections inside and out Ensure the power supply matches the requirements of the machine LED is not illuminated Check circuit breakers Switch off main power check all vents for blockages allow motor to cool and restart An electrical part may need replacement contact supplier Control signal to from interfaced equipment is incorrect or absent Filter faults Odour or particles in exhaust air The activated carbon filter may be damaged fitted incorrectly or missing The activated carbon of the filter may be exhausted and should be replaced The activated carbon must be changed at least once a year Airflow insufficient to remove fume when the filters are Possible airflow leak or a blockage Check all hose seals not blocked and connections for leaks and check the vacuum sensor tube for blockage If OK then increase airflow level The HEPA filter has a shorter than expected life Large particles may be bypassing the particle pre filters Check the particle pre filters which may be damaged or missing All information in this publication is subject to
3. X7 GRAVOGRAPH G1282 701 06 2008 ENG UPDATED EDITION NUMBER Please read carefully before use User manual LE1L50 HP integrated Exhaust Accessories of the L SOLUTION 100 100 Ex Laser engraving machines First contact 1 TYPE OF MACHINE Exhaust System for the L SOLUTION 100 100Ex LASER ENGRAVING MACHINES MANUFACTURER PUREX INTERNATIONAL Ltd FOR GRAVOGRAPH INDUSTRIE INTERNATIONAL BP 15 Z I 10600 LA CHAPELLE SAINT LUC FRANCE I mporter s address This publication and its contents are proprietary to Gravograph Industrie International Gravograph and are intended solely for the contractual use of Gravograph customers While reasonable efforts have been made to assure the accuracy of this manual Gravograph shall not be liable for errors contained herein or for incidental or consequential damage in connection with the furnishing performance or use of this material Gravograph reserves the right to revise this manual and make changes from time to time without any obligation by Gravograph to notify anybody of such revision or changes Gravograph can not be held liable for any problems arising out of the application or use of any products circuits or software described herein Neither does it convey a license under its patent rights nor the patent rights of third parties Gravograph provides no warranties whatsoever on any software used in connection with a Gravograph Laser Engrav
4. cleaning cloths etc e Do not use the device for suction extraction of burning or inflammable materials such as for example oils or oil mist grease separating agents e g silicone spray cleaning agents etc e Do not use the device for suction extraction of aggressive media e Do not use the device for suction extraction of any form of liquid e Do not use the device for suction extraction of organic substances without the written authorisation of the manufacturer e Protect the connection plugs against heat moisture oil and sharp edges e Pay attention to the permitted mains voltage Observe information on the label attached to the cabinet rear e Use only Gravograph replacement parts e Do not operate the device without a filter insert e Disconnect the filter device from the mains power supply prior to opening e The blowing out opening must not be covered or blocked off e Always pay attention to ensuring that the device is standing firmly and that the brakes on the guide rolls are applied e When cleaning and servicing the device when replacing parts or when converting to another function the filter device must be disconnected from the mains power supply e The filter inserts cannot be regenerated e Dispose of the filter in accordance with the statutory regulations in force in the country of installation in order to contribute to the preservation of the environment e When using an external filter control the con
5. in the compartment on the left next to the Cascade pre filter 1 Door D1 The procedure to change it is as follows e Disconnect your Integrated Exhaust from the mains My Goggles gloves and mask must be worn when changing filters label A9 see Changing filters Security page 12 e Open the door D1 see procedure page 12 e Pull the filter 2 off the air inlet 02 and remove it e Insert the new filter pushing the hole in the filter over the air inlet 03 Use only Gravograph Cascade pre filters The company and its agents disclaim all liability and responsability for the use of any other pre filter as specified in Consumables page 10 e Close and lock the door D1 e Set the minimum airflow e Connect your filter device to the mains and restart the machine e If the red LED is still lit increase the airflow until the red LED turns off e If the red LED is still lit with airflow set maximum and with new Cascade pre filters 1 and 2 the 2 carbon pads or the HEPA filter must be replaced LE150 HP Integrated Exhaust 14 First Contact Changing the carbon pads Integrated Exhaust LE150 HP The carbon pads 8 aresituated inthe compartmenton the right Door D2 one below the HEPA filter 4 and the other below the activated carbon filter 3 The procedure to change the carbon pads is as follows e Disconnect your Integrated Exhaust from the mains my Goggles gloves and mask must be worn when c
6. matter dust are released as airborne contaminants which in most cases can be classified as harmful if inhaled Airborne particles also cause problems for the laser if they are allowed to be deposited on the lens or remain in the marking area when loss of definition of the laser beam can occur Deposition of particulates within the laser enclosure can result in contamination of the product and also the need for regular cleaning of associated operating equipment The only practical method of overcoming the above problems is to remove these airborne contaminants as quickly and completely as possible by the provision of a fume extraction and filtration system The integrated exhaust LE150 HP The Integrated Exhaust LE150 HP was designed especially for Gravograph applications compatible with the processing on noxious material such as rubber and acrylic without any repulsive odour It runs at dB level of 69 It offers you these capabilities Quantity of active carbon 40 liters Pre filter 1 Number of pleat Air compressor Integrated Use Standard and Intensive Marking Engraving and cutting Application Rubber stamp sheets Wood cutting Acrylic cutting Plastic engraving Wood engraving The following guidelines are intended to assist the engineer when installing laser marking extraction systems LE150 HP and to optimise their performance with the Laser engraving machines L SOLUTION 100 and L SOLUTION 100 Ex Composition of the
7. ratings IP 54 IP 55 IP 56 Overload protection unit BS EN 60947 4 1 Control relay BS 5424 VDE 0660 Blower IEC 6000 34 IP54 This symbol indicates that once this equipment has reached the end of its useful life it must not be disposed of with non sorted municipal waste in accordance with the European Directive 2002 96 EC The equipment must be disposed of at an appropriate collection point for processing sorting and recycling of Waste Electrical and Electronic Equipment DEEE The elements which compose Electrical and Electronic Equipment may contain substances which have harmful effects on the environment or on human health By following these instructions you are helping the environment contributing to the preservation of our natural resources and protecting human health LE150 HP Integrated Exhaust 4 First Contact Warnings and safety instructions Warnings e Always isolate the system from the mains power supply before opening the exhaust cover e Disposable gloves and a dust mask are supplied with replacement filters prefilters They should be used when removing filters and disposed of with the used filter in the bag which is also provided Safety glasses should also be worn e Filters are manufactured from non toxic materials e Filters and prefilters are not re usable and no attempt should be made to clean them e Used filters and prefilters should be disposed of in accordance with local laws and regula
8. that the exhaust is starting up The arrest PAUSE and the start START of the extraction are controlled by the LASER engraving machine 4 Insufficient airflow This red LED illuminates in order to indicate that the airflow is insufficient The procedure is as follows 1 Switch off the exhaust system 2 Check all hose seals and connections for leaks and check the vacuum sensor tube for blockage and also check the following points for debris build up Flexible hose and any pipework Air inlet Sense line inside the air inlet 2 Ifthe red LED is still lit despite all the checks described above increase the airflow with the speed control knob 2 until the red LED turns off the problem is resolved 3 Ifthe red LED is still lit with airflow set maximum it means that one or more filters must be replaced see Filtration and changing filters page 11 3a Open the doors of the exhaust see procedure page 12 and check that all the filters are the right place 3b First replace the Cascade pre filter 1 see procedure page 13 Set the minimum airflow before re starting the exhaust If the red LED is still lit increase the airflow until the red LED turns off the problem is resolved 3c If the red LED is still lit with airflow set maximum and with a new Cascade pre filter 1 the pre filter 2 or the 2 carbon pads or the HEPA filtre must be replaced procedure described pages 14 15 16 Once everything is in place Set the mini
9. Pack A 1 Exhaust with 4 wheels LE150 HP B 1 Input Output cord 1500mm for the exhaust Extraction function C 1 Black pipe hose 100mm length 700mm with 2 clamps D 1 Power cord E 1 Input Output cord 500mm for the compressor of the exhaust Air assist function F 1 Air assist pipe 4x2mm length 800mm J 1 CD User manual K 1 Kit Gloves and Mask LE150 HP Integrated Exhaust 6 First Contact Installing the Exhaust unit The LASER engraving machine L SOLUTION 100 100 Ex is placed directly on the Exhaust unit The filters are already inserted inside the exhaust To do before the first use e Open the door of the exhaust system see procedure page 12 e Remove the 2 wedges C1 and C2 LE150 HP e Check that all the filters are the right place 1 2 Activated carbon filter 4 Carbon pads 3 8 CASCADE pre filter F6 6 pleats CASCADE pre filter F8 5 pleats HEPA filter Positioning the Exhaust unit The Exhaust unit should be placed with sufficient space allowed for the following access Front Rear 700 mm First Contact Control panel internal maintenance replacing filters Air in Cooling air in cooling air out power cable circuit breaker exhaust air interface cable optional Once in position lock the two front castors 970 mm 700 mm LE150 HP Integrated Exhaust 7 Hose connection Incorrect connection or layout of
10. ced see the procedure Changing the HEPA filter next page First Contact LE150 HP Integrated Exhaust 15 Changing the HEPA filter Integrated Exhaust LE150 HP The HEPA filter 4 is situated in the compartment on the right Door D2 over the other filters 8 and 3 The procedure to change it is as follows e Disconnect your Integrated Exhaust from the mains Goggles gloves and mask must be worn when changing filters label A9 see Changing filters Security page 12 e Open the door D2 see procedure page 12 e Turn the filter locking handle 6 180 anti clockwise so that it is horizontal and in the filter unlocked position e The filters 3 4 will drop slightly to allow release e Remove the filters 3 4 by sliding it towards you and remove it completely from the exhaust Be careful not to damage the seals J e Replace the HEPA filter 4 ensuring that the part number on the old filter matches the part number on the new filter label 7 Use only Gravograph HEPA filters The company and its agents disclaim all liability and responsability for the use of any other HEPA filter as specified in Consumables page 10 e Insert completely the filters 3 4 into the exhaust ensuring that the airflow arrows on the label 7 are pointing up Be careful not to damage the seals J e Turn the filter locking handle 180 clockwise so that it is horizontal and in the filter locked position e Close a
11. change without prior notice Reclose circuit breakers To engage the circuit breakers press on C1 or and C2 AIR OUTLET Ie LE150 HP Integrated Exhaust 18 First Contact Technical Specifications Vers 1 0 02 06 2008 700x970x700 mm 1140 x 850 x 1030 mm Needle felt F6 O ae 5 pockets 540x200 mm 560x365x200 mm Needle felt F6 x 2 560x365x5 mm O W 560x365x80 mm H13 6 14 m2 99 997 gt 0 3 um 95 gt 0 01 um 230 V 10 115 V 10 230 V 10 115 V 10 By two reclose circuit breakers S S S OV ioe OV j TI 1 5 TI ul 3 50 60 Hz Switch On Off Ye Motor speed variation Ye Insufficient airflow Ye warning system filter blocked warning First Contact LE150 HP Integrated Exhaust 19
12. e see on ee co ee ne ns ee E EEE 14 C anging the Carpon Dad een ete Th ee ttt tere ht eet Tt et ht th htt nee tt ere Teeter tet rer errr 15 CT LTV Tne NEPA TIO aeren EE E ee eee tee AA ER 16 Changing the activated carbONerrerrrree iiiter iee EE EE EEEE E E E iei 17 Trouble shooting BRHRBRBRBRBBRBBRBBREBR BBE BERBER BERR BERBER BR BRR RP RE RP RRR RRR RRR RRR RRR RRR RRR RRR RRR RRR RRR RRR RRR RR RR eRe ee eee eee 18 Reclose circuit breakers ssasnnanrnnrnnnnnnrnnnrnrnnonnnran rannan nanne awe EEEE PARERE EEEE aan ua S den bea eee REAR a nanna 18 Technical specificationS ssssusuuss222u222u2u2uuuuuuuunununnnunnnnnnnnnnnnnnnnnnnnnn LO First contact LE150 HP Integrated Exhaust 3 Information about regulations This hardware was designed and build in conformity with the relevant EC marking and EEC directives e Machine Security Directive 98 37 EEC 22 06 98 e Electromagnetic compatibility Directive 2004 108 EC e Low Voltage Directive 2006 95 EC The different fuses of this device comply with the IEC 127 2 norm International Electric Committee Conforms to the following EC directives 91 263 92 31 98 37 Uses the following British Standards BS EN 292 1 BS EN 292 2 BS EN 60204 1 BS EN 294 BS EN 50 081 1 Main filter assembly BS EN ISO 2144 BS EN ISO 536 BS EN ISO 1924 BS 5295 UNI 7833 BS 4400 Pre filter assembly UNI 7832 Mechanical assembly BS 8000 99 IEC 60034 1 BS 5000 VDE 0530 Enclosure
13. f the next filters 3 and 4 Two carbon pads 8 to protect the activated carbon filter and the HEPA filter The refillable activated carbon filter 3 removes toxic gases and the bad odors The activated carbon must be changed at least once a year The HEPA filter 4 removes 99 997 of particles larger than 0 3 microns in size and 95 of particles over 0 01 microns in size The purified air is now returned to the workplace 5 Important note Always check the following points for debris build up before changing any filter This avoids false alerts related to airflow e Flexible hose and any pipework e Air inlet e Sense line inside the air inlet First Contact LE150 HP Integrated Exhaust 11 Changing filters Security The machine will warn you with visible alert if a filter except for the activated carbon filter is blocked see control system The red LED illuminates Always change the Cascade pre filter first unless recently changed and restart the machine If the alert continues check and if necessary change the carbon pads 8 or and the HEPA filter 4 Take care when removing filters as they are heavy Always wear the protective gloves and mask provided and dispose of them with the used filters in the bag provided Changing of the filters should be carried out exclusively by a correspondingly trained member of staff Operation of the filter installation must be interrupted during changing of the filter cart
14. hanging filters label A9 see Changing filters Security page 12 e Open the door D2 see procedure page 12 e Turn the filter locking handle 6 180 anti clockwise so that it is horizontal and in the filter unlocked position e The filters 3 4 will drop slightly to allow release e Remove the filters 3 4 by sliding it towards you and remove it completely from the exhaust Be careful not to damage the seals J e Check the carbon pads status and replace them if necessary Use only Gravograph main filters The company and its agents disclaim all liability and responsability for the use of any other pre filter as specified in Consumables page 10 e If their status are good replace the HEPA filter step e of the procedure Changing the HEPA filter next page e Otherwise once the carbon pads replaced insert the filter 3 4 completely into the machine ensuring that the airflow arrows on the labels 7 are pointing up Be careful not to damage the seals J e Turn the filter locking handle 180 clockwise so that it is horizontal and in the filter locked position e Close and lock the door D2 e Set the minimum airflow e Connect your filter device to the mains and restart the machine e If the red LED is still lit increase the airflow until the red LED turns off e If the red LED is still lit with airflow set maximumand with new Cascade pre filters 1 amp 2 and 2 carbon pads replaced the HEPA must be repla
15. hose can cause poor airflow blockages and potentially dangerous build up of fume Use the shortest length of hose possible and keep bends to a minimum Your supplier can advise you of appropriate diameters and layouts of hose for your particular application Ensure all connections are properly sealed and that there are no kinks in the hose Once secured in position connect the hose C to the inlet on the machine by pushing the hose onto the inlet and by using 2 supplied clamps Jy T PHE tities a Maras erri TLE af A B Input Output cord of the exhaust extractor connected on N2 C Black pipe hose 100mm length 700mm with 2 clamps connected on N8 D Power cord E Input Output cord of the compressor H air assist function connected on N3 F Air Assist Tube connected on N7 G Air Outlet H Integrated compressor air assist function Electrical connection Prior to connecting the power supply D ensure that the voltage frequency and power requirements are correct as shown on the label L1 attached to the cabinet rear Various connection methods are available to order This material is class 1 The mains plug MUST always be connected to a neutral socket and comply with the regulations in force in the country of installation If you do not have a plug of this type have one installed by an approved electrician Under no circumstances should you depart from this instruction
16. ilter 920 g Ref 49286 LE150 HP 3 PLEAT CASCADE Prefilter 600 g Ref 49287 50113 e Cascade pre filter 2 LE150 HP 5 PLEAT CASCADE Prefilter 660 g Ref 50113 LE150 HP Integrated Exhaust 10 First Contact Filtration and changing filters Operation of the filter installation must be interrupted during changing of the filter cartridge Filter change and disposal must only be carried out in well ventilated areas and with a corresponding breathing mask Our recommendation Half breathing mask DIN EN 141 143 protection level P3 Changing of the filters should be carried out exclusively by a correspondingly trained member of staff Dispose of the filter in accordance with the statutory regulations in force in the country of installation in order to contribute to the preservation of the environment Manual knocking out washing out or blowing out of the filters leads to destruction of the filter medium The harmful substances penetrate into the room air Disconnect the exhaust from the mains power supply before opening the cabinet door Multi stage filtration Integrated Exhaust LE150 HP The machine employs a multi stage filtration process Contaminated air enters the machine from the process 0 and is passed through a first Cascade pre filter 1 which removes larger particles at approximately 1 micron in size and above Then it is passed 03 through a second pre filter 2 This prevents premature blockage o
17. ing System express or implied Neither does it guarantee software compatibility with any off the shelf software package or any software program that has not been written by Gravograph Intended use of this system must be followed within the guidelines of this manual In no event will Gravograph be liable for any damages caused in whole or in part by customer or for any economic loss physical injury lost revenue lost profits lost savings or other indirect incidental special or consequential damages incurred by any person even if Gravograph has been advised of the possibility of such damages or claims Windows is a registered trademark of Microsoft Corporation PostScript is a registered trademark of Adobe Systems Inc c Gravograph Industrie International 2008 All Rights Reserved NZ GRAVOGRAPH LE150 HP Integrated Exhaust 2 First contact Summary Information about regulations s sssssssss22u222222222202022022022u22unnnnnnnnnnnnnn Warnings and safety NS CPUC LIONS asin ainia D Na aE E E E E N EE E E E E E E E E E E T T E E acinar 5 SN CO or E E E E ited E E E E E EE S 5 PRUEFOGUCTION rA A T A E a T E E A SS What happens When Tasihngessriripieocererii iiien T EEE E N E E EEE NAA CEEA 6 Why Une mE XA CUO dactceaeteecrnactotcmeat E ETE E A EEE E EE EE 6 The integrated exhaust CELSO Ge sacsctretyyic scnde oh addacaua ii e a A ERRA N E a EAEE EE 6 Composition of the PaCK ssssssusss2u2us2usuuunununnuunnnnn
18. mum airflow and re start the exhaust If the red LED is still lit increase the airflow with the speed control knob 2 until the red LED turns off the problem is resolved If the fault persists contact your supplier First Contact LE150 HP Integrated Exhaust 9 Routine maintenance Before carrying out any maintenance unplug the mains supply cable The mains cable should always be replaced if it is damaged in any way flattened nicked cracked etc or if there are bare wires Schedule Primary maintenance is filter replacement and the machine control system will indicate when this is required All hoses should be checked for clogging periodically To ensure the smooth running of the extraction machine and associated equipment please perform the following periodic checks Daily Visually check that the fumes are being drawn into the extraction point and check the status of the green and red LEDs The activated carbon must be changed at least once a year Circuit breaker tripped May indicate a serious fault Consult your supplier see Reclose circuit breakers page 18 Consumables 49281 e HEPA filter LE150 HP HEPA H13 4 2 kg Ref 49281 e Activated carbon filters LE150 HP 40 liters carbon box 26 kg Ref 49282 20 liters carbon box 15 kg Ref 49283 Carbon pad 180g Ref 49284 Standard carbon bag 25 kg Ref 49285 e Cascade pre filters 1 LE150 HP 6 PLEAT CASCADE Pref
19. nd lock the door D2 Set the minimum airflow e Connect your filter device to the mains and restart the machine e If the red LED is still lit increase the airflow until the red LED turns off e If the red LED is still lit with airflow set maximum and with all the filters certified as OK contact your supplier LE150 HP Integrated Exhaust 16 First Contact Changing the activated carbon Integrated Exhaust LE150 HP The activated carbon filter 3 is situated in the compartment on the right Door D2 below the HEPA filter 4 The activated carbon must be changed at least once a year The procedure to change it is as follows e Disconnect your Integrated Exhaust from the mains Goggles gloves and mask must be worn when changing filters label A9 see Changing filters Security page 12 e Open the door D2 see procedure page 12 e Turn the filter locking handle 6 180 anti clockwise so that it is horizontal and in the filter unlocked position e The filters 3 4 will drop slightly to allow release e Remove the filters 3 4 by sliding it towards you and remove it completely from the exhaust Be careful not to damage the seals J e Loosen the screws S and remove the circular plates P e Empty the carbon box 3 The used activated carbon should be disposed of in the bag provided for that purpose e Fill the carbon box 3 only with Gravograph activated carbon 25kg standard carbon bag ref 49285 Use
20. nnnnnnnnnnnnnnnnnnnnnnnnnnn O Installing the Exhaust unit sssssssssusnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn D To do Defore the TIFSE ANS Siena cxnecatmenepees EEA EEEE EA A EEA AA EEA E 7 Positonningd he xXhause UNIE erreocnerririnr iriki e E OA T E ANE EA N A EE 7 Hose Conner cette EA EET eter eae E E aaa E E E A E 8 EIS CU Car OMMCC O an A EEE E EE E E i i AE E EEEN EEA 8 LUE OUE E aE E i E E E EA E E E E EAA Gosueeiee 8 CONTO SV SUC sicuddendvenecsdcondasadsaucsidenscsnasueemncenenasesseessecssessansseetansesensneee oO Ck Switching the Exits ON ORR irern E tortie area renee tae 9 C2 SSE CONT Olea srissnter erie tain vinnie a er EIT ET E E E E PEE E A E ENE O 9 STEN ASE EINO rA EE E E AS 9 HA U E E NON eaan r EEEE TAE EE E a 9 Routine MaintenanCe ssssnnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn LO UG P E E AAT II EE E E E A E EE AT IN EE E T 10 e IO Se E E E EEE EEEE E deere ee aces 10 ConsumableS sasasnssnnnnunnnunnnnnnnnnnnnnnnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnaa LO Filtration and changing filters sssssunnnnnnnnnnnnnnnnnnnnnunnnnnnnnnnnnnnnnnnnnnnnn LL K a AO E EEEE E E E E OA EEE E E E TEE 11 Ghanging ME S CCU een E O ene oe ee a ET E TEE E EEA EEAS 12 Opening the cabinet GOOFS ecisrmceecce iin e ieo a EEEE EE AA 12 Changing the Cascade pre fiter fa iapcsaacccscectinccaendbenscsctmeamtaiseaesestbevensuaod E EE 13 Changing the Cascade csr ree reer ier
21. on the front of the machine 180 degrees anti clockwise e Open the door D1 or D2 LE150 HP Integrated Exhaust 12 First Contact Changing the Cascade pre filter 1 Integrated Exhaust LE150 HP The Cascade pre filter 1 is situated in the compartment on the left next to the Cascade pre filter 2 Door D1 The procedure to change it is as follows e Disconnect your Integrated Exhaust from the mains Goggles gloves and mask must be worn when changing filters label A9 see Changing filters Security page 12 e Open the door D1 see procedure page 12 e Pull the filter 1 off the air inlet 01 and remove it e Insert the new filter pushing the hole in the filter over the air inlet 01 Use only Gravograph Cascade pre filters The company and its agents disclaim all liability and responsability for the use of any other pre filter as specified in Consumables page 10 e Close and lock the door D1 e Set the minimum airflow e Connect your filter device to the mains and restart the machine e If the red LED is still lit increase the airflow until the red LED turns off e If the red LED is still lit with airflow set maximum and with a new Cascade pre filter 1 the Cascade pre filter 2 or the carbon pads or the HEPA filter must be replaced First Contact LE150 HP Integrated Exhaust 13 Changing the Cascade pre filter 2 Integrated Exhaust LE150 HP The Cascade pre filter 2 is situated
22. only Gravograph activated carbon The company and its agents disclaim all liability and responsability for the use of any other activated carbon as specified in Consumables page 10 e Replace the plates P and tighten the screws S e Insert completely the filters 3 4 into the machine ensuring that the airflow arrows on the labels 7 are pointing up Be careful not to damage the seals J e Turn the filter locking handle 180 clockwise so that it is horizontal and in the filter locked position e Close and lock the door D2 e Connect your filter device to the mains and restart the machine First Contact LE150 HP Integrated Exhaust 17 Trouble Shooting Red LED ON The Cascade Pre filters and or HEPA filter may be One or both of these filters may be blocked Unless recently blocked changed you should first replace the Cascade pre filter 1 and re start the machine If the red LED does not switch off you should then replace the Cascade pre filter 2 and re start the machine If the red LED does not switch off you should then replace the carbon pads or the HEPA filter If these filters have been recently changed then another fault may be causing the LED to illuminate See below Red LED ON and filters have been certified OK Connecting hose may have a leak or the vacuum sensor Check all hose seals and connections for leaks and check tubes in the air inlet may be blocked the vacuum sensor tube for blockage
23. ridge Goggles gloves and mask must be worn when changing filters label A9 Filter change and disposal must only be carried out in well ventilated areas and with a corresponding breathing mask Our recommendation Half breathing mask DIN EN 141 143 protection level P3 Dispose of the filter in accordance with the statutory regulations in force in the country of installation in order to contribute to the preservation of the environment The company and its agents disclaim all liability and responsability for any harm damage contamination or injury caused by inappropriate or unlaw ful disposal Manual knocking out washing out or blowing out of the filters leads to destruction of the filter medium The harmful substances penetrate into the room air Disconnect the exhaust from the mains power supply before opening the cabinet door Opening the cabinet doors It is important that the following procedure is followed when opening the doors Failure to do so will result in your process operating without extraction which is an Occupational Health amp Safety hazard The correct procedure is as follows e Ensure your process is stopped the green LED is OFF e Switch off your Integrated Exhaust at the control panel see control system The green button 1 must not be illuminated e Disconnect your Integrated Exhaust from the mains e Turn the two door locks A1 pre filters door D1 or the two door locks A2 filters door D2
24. tions The company and its agents disclaim all liability and responsibility for any harm damage contamination or injury caused by inappropriate or unlawful disposal e The LE150 HP exhausts use high pressure blowers which may cause inferior filters to burst allowing hazardous fumes into the workplace Do not use filters that have only been tested to BS3928 BS5295 or AS208C as these standards are flow checks only and are designed to test filters used in general dust extraction and air conditioning e Consult the local regulations concerning fume extraction systems as these may be subject to requirements including periodic checks by authorised agencies re issue of certificates of compliance or equivalents etc Consult your supplier if in doubt e Consult your supplier for information on maintenance agreements that will ensure conformance to local regulations Safety instructions When using electro devices the following fundamental safety measures must be observed in order to protect against electric shock injury and fire e Please read and observe these instructions before using the device e Keep these operating and maintenance instructions carefully e Do not use the device for suction extraction of easily ignitable or explosive gases e Do not use the device in explosive zones e Do not use the device for suction extraction of burning or glowing substances such as for example cigarettes matches metallic dust or shavings paper
25. trol cable must be examined for damage prior to all work e The device must not be used if the control cable is not in perfect condition e The mains lead of the device must be checked at regular intervals for signs of damage e The device must not be used if the mains lead is not in perfect condition e Do not use the filter device if one or more parts of the device are defective are missing or are damaged In any such case please contact your Gravograph supplier First Contact LE150 HP Integrated Exhaust 5 Introduction What happens when lasing When a laser beam is applied to the surface of a material several conditions can occur e The high temperatures generated cause the air near to the contact point to expand generally back in the direction of the lens for stationary products e The laser beam causes incineration vaporisation melting and softening of the material depending upon the distance from the contact point The rapidly expanding gases pick up and carry the removable particles and droplets at relatively high velocities away from the product material e The contaminants released consist of the products of complete and partial combustion including possible oxides of the base material along with a wide variety of gases in some cases noxious i e benzene phosgene Why use fume extraction Lasers are used to mark engrave and cut a wide variety of materials During these processes gases vapours and particulate
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