2-20dtmkii
Contents
1. www blastrac com 5 Operating manual 2 20DTMKIII 1 Introduction It is important that all persons who are working with or maintaining this machine must read the manual carefully and understand it fully Keep this manual near to the machine for reference Only authorized and trained personnel may operate this machine 2 Machine description The Blastrac blast cleaning machine 2 20DT is a downward blasting machine with a closed abrasive circuit designed for the pre treatment of horizontal surfaces The bouncing impact of metallic abrasive onto the surface to be treated thoroughly removes surface contaminants coats of paint sealants and thin coatings A suitable filter unit must be connected to the machine in order to separate the dust from the abrasive specially designed dust collection system ensures dust free operation of the machine and clean air at the workspace Connection pipe for dusthose 6 Cable guide 7 Drive control ON and OFF 8 Control lamp CONTROL VOLTAGE ON 9 Control lamp FAULT 10 www blastrac com Control lamp BLASTMOTORS ON Ammeters left amp right blast motor Hour counter Overdrive Move forwards 4 12 Speed control Travel switch Blast motors ON and OFF Emergency shutdown Main switch 5 Operating manual 2 20DTMKIII 5 12 3 Safety Before operating the machine the personnel must be familiar with the safety instructions given in thi2. BLASTRAC Operating manual 2 20DTMKIII 2 20DTMKIII Version 1 1 Operating manual www blastrac com 5 Operating manual 2 20DTMKIII 2 12 EC DECLARATI ON OF CONFORMITY in accordance with Appendix 11 sub A of Directive 2006 42 EC BLASTRAC B V Utrechthaven 12 NL 3433 PN NIEUWEGEIN Tel 0031 0 30 601 88 66 Fax 0031 0 30 601 83 33 Info Blastrac nl The Netherlands Declare under our sole responsibility that the machine as described below Conforms with the Health and Safety requirements of the European Directive of the machine Safety In case of changes to the machine without our written authorization this declaration loses its validity Model BLASTRAC 2 20DT Serial number satisfies the conditions set out in the Machine Directive Directive 2006 42 Low voltage directive 2006 95 as last EMC directive 2004 108 as last amended satisfies the following harmonized standards NEN EN 349 NEN EN 418 NEN EN 294 and NEN EN 60204 Nieuwegein www blastrac com 5 Operating manual 2 20DTMKIII 3 12 Table of contents EC Declaration of Conformity Introduction Machine description Safety Safety precautions Safety regulations Safety instructions Initial operation Checkpoints power supply Checkpoints of machine Operating Maintenance Selection of abrasive Technical data Contact
3. 1677 Turnbuckle B21329 E00652 UL Electrobox 2 20DT 970385 Handle H HIHIHI NI IH www blastrac com 10 5 Service manual 2 20DTMKIII 11 12 Item Part number Description Remarks Qty H B20519 Lever for control cable 6940930 Control cable B22008 1675 Hold angle B21327 1676 Angle joint COZ9 1 1677 Turnbuckle B21329 B21326 Lever magnetic valve long 1477 Lever magnetic valve B21296 B21295R Magnetic valve assembly B21295 Magnetic valve assembly O Ui W IN HH U www blastrac com 11 5 Service manual 2 20DTMKIII 12 12 Blastrac 13201 North Santa Fe Avenue Oklahoma City OK 73114 Tel 800 256 3440 Fax 405 478 8608 www Blastrac com www blastrac com 12 BLASTRAC 13201 North Santa Fe Avenue 9 Oklahoma City OK 73114 e Ph 800 256 3440 e F 405 478 8608 blastrac com Product Warranty Standard Equipment Products Blastrac warrants its Blastrac Standard Equipment Products against defects in quality of material and workmanship under normal and proper use for a period of 1 Year from the date of delivery as noted on the returned warranty registration card or in the case of Rental Fleet Mac
4. manual 2 20DTMKIII 3 12 1 Spare parts www blastrac com 5 Service manual 2 20DTMKIII Item Part number H E03022 Fig 01 Description Blasthousing 2 20DT Remarks 4 12 P001667 Blastwheel cover plate B21317 B21319 Blasthousing cover RH P001485 Blasthousing cover LH B21318 00842 Bearing unit complete 489945 Insulator side 1499 Insulator front B21309 481350 Spacer side magnet rear RUN 6940960 Magnet Front B20804 PA 10644 Magnet side 9727810 Control cage shim B21316 1 Centerliner bottom part B21316 2 Center liner top part B20397 Hub B20536K Tune up kit 969803 Control cage clamp P001497 Front brush B21330 E00457 Right side brush E00458 Left side brush P001464 Side liner LH B21313 P001465 Side liner RH B21312 B20325 Top liner P001468 Plenum top liner B21315 B20295 Felt seal 060 8 P001470 Plenum bottom liner B21314 P001469 Plenum bottom side liner 970153 P001494 Skid seal B21320 www blastrac com 5 Service manual 2 20DTMKIII 5 12 www blastrac com 5 Service
5. operate the machine when the surface is wet Never operate the machine in the rain BEFORE BEGI NNI NG TROUBLESHOOTI NG OR MAI NTENANCE WORK ON THIS EQUI PMENT 1 All power sources Electrical Pneumatic and Mechanical of energy must be locked off tied off or otherwise neutralized to be considered harmless no machine function will operate 2 Itis important that operators and maintenance personnel receive regular equipment safety training 3 AND have a thorough working knowledge of all electrical pneumatic and mechanical aspects of this equipment and observe all warnings and precautions WARNI NG Only qualified personnel should perform maintenance or troubleshoot this equipment www blastrac com BLASTRAC Operating manual 2 20DTMKI I 6 12 The following sticker is placed on the machine Meanings of these symbols are Ear protection is obliged Safety glasses with lateral protection are obliged CE mark on this machine Safety shoes obliged Consult the manual before operating the machine Personnel must tie back long hair and not wear loose clothing or jewellery including rings Wear gloves and dust mask during operating the machine Safety instructions Abrasive can escape from the sides of the blast head at high speed Wear safety glasses with lateral protection and close fitting protective clothing Be very careful when inserting the guick release pin The machine and especially the handle grip must be
6. S PRODUCT WARRANTY 11 EXCEPT FOR ITS PRODUCT REPAIR OR REPLACEMENT OBLGATIONS DESCRIBED IN THIS PRODUCT WARRANTY UNDER NO CIRCUMSTANCES SHALL BLASTRAC BE LIABLE TO THE BUYER OR ANY OTHER PERSON FOR ANY DIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OF THE BLASTRAC PRODUCT OR FOR ANY SPECIAL OR CONSEQUENTIAL DAMAGES OF ANY CHARACTER INCLUDING WITHOUT LIMITATIONS DAMAGES FOR ANY LOSS OF GOODWILL WORK STOPPAGE OR ANY AND ALL OTHER COMMERCIAL DAMAGES OR LOSSES 12 BLASTRAC MAKES NO OTHER PRODUCT WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE This Product Warranty Effective January 1 2010 5 TRAC Warranty Registration Notification IMPORTANT TO THE DELIVERING DISTRIBUTOR OR END USER To ensure the proper warranty coverage is extended to the owner of this machine fill in the necessary information below COMPLETELY and ACCURATELY and retain for your records Go to www blastrac com and register online Click on the Register icon in the left column of the homepage and fill out the product registration form with the same information that will be recorded here The warranty period will start upon the delivery date of the machine The distributor or the end user must provide the machine warranty information when the machine is delivered Registration of the machine will extend the warranty period from th
7. d or register online at www blastrac com within 15 days after taking delivery of Blastrac Hand Tool Products the warranty period is limited to days from the date of delivery noted on shipping receipt WARRANTY TERMS AND CONDITIONS 1 Blastrac s obligation under this warranty is limited to the replacement or repair at Blastrac s option of products and does not include labor the cost of transportation loss of operating time or normal maintenance services 2 This warranty does not apply to failure occurring as a result of abuse misuse negligence corrosion erosion normal wear and tear alterations or modifications made to products without the express written consent of Blastrac 3 The buyer must submit all warranty claims no later than thirty 30 days after buyer becomes aware of the basis for any such claim or should have become aware of the basis for any such claim in the exercise of reasonable diligence To return parts for warranty consideration please call Blastrac Customer Service at 800 256 3440 Your customer service representative will obtain the necessary information to complete the Blastrac Returned Merchandise Authorization RMA Form Blastrac will then send the RMA form to the customer authorizing the return of the parts for warranty evaluation The parts must be received within sixty 60 days following the RMA origination date or the warranty claim will be denied Once the parts are received they will be evaluat
8. dd ons or conversions are undertaken without written permission of Blastrac www blastrac com 5 Operating manual 2 20DTMKIII 10 12 7 Selection of abrasive Media No 2 Is often used when the surface is only subsequently sealed creates fine profiles e g on vacuum concrete and non glazed tiles removes thin layers of rust on steel surfaces removes thin layers of paint Media No 3 creates a fine to medium texture on concrete removes glazing from tiles prior to subsequently coating with antiskid floor sealings removes old impregnations and coatings about 1 mm thick Media No 4 Standard abrasive suitable for about 50 60 96 of all applications Creates a medium profile on concrete Fulfils the same purpose as Media No 3 when a higher speed of the machine is required e g on asphalt in order to keep the thermal load low removes laitance from new concrete roughening of smooth concrete or natural stone removes coatings with a thickness of 1 3 mm cleaning of steel surfaces Media No 5 This media is used to create a coarse profile or to increase the work speed in the case of surfaces hard to treat removes sediments on concrete prior to coating removes thick paint coatings or rust from steel surfaces bridges tanks etc removes flexible coatings on parking house decks removes road markings and retexturing of asphalt and concrete roads Media No 8 Only as an addition to M
9. e recorded delivery date entered with product registration Failure to comply will make any and all warranties on the equipment void after 6 months OWNER END USER S REFERENCE INFORMATION Delivery Date Machine Model No Delivering Distributors Name and Address Machine Serial No Modifications Signature of Delivering Distributor s Representative Blastrac is a registered trademark of Blastrac NA Fold and Detach Here if Mailing Warranty Registration IMPORTANT To ensure that your Blastrac machine is covered under warranty please provide the information recorded here by registering online at blastrac com or complete this page and fax to 866 485 1046 or if you prefer detach and mail to Blastrac 13201 North Santa Fe Avenue Oklahoma City OK 73114 9901 Please print legibly Company Address City State amp Zip Telephone No Contact Person Date of Purchase Date Received Machine Model No Serial No Distributor Name End User Name End User E mail
10. ed for warranty If the customer cannot wait for the evaluation replacement of the parts during this process the customer must issue a new purchase order to Blastrac for the replacement parts before they can be shipped Once the evaluation process is complete and parts are deemed a valid warranty claim a credit will be issued against this invoice 4 The buyer may not return Blastrac products without written authorization to do so through a Blastrac RMA 5 Blastrac reserves the right to inspect and determine the scope of its warranty responsibilities for any returned Blastrac products 6 Blastrac makes no warranty with respect to accessories it does not manufacture including but not limited to engines motors batteries tires and all other parts See component manufacture warranty T Blastrac reserves the right to make product changes or improvements without prior notice and without undertaking any obligation for such changes or improvements on previously sold products 8 The above warranty conditions can only be altered by Blastrac Blastrac must confirm alterations in writing for each specific transaction 9 Blastrac reserves the right to modify this warranty for used or demo products on an individual transaction basis Blastrac will include warranty modifications on its invoices for used or demo products 10 BLASTRAC DOES NOT AUTHORIZE ANY PERSON REPRESENTATIVE SERVICE OR SALES OUTLET TO MAKE ANY WARRANTY DIFFERENT FROM THI
11. edia No 3 No 4 and No 5 with maximum 3096 content Media No 8 should never be used without blending since otherwise the wear in the machine as a whole would increase disproportionately removes polyurethane coatings removes adhesive remnants removes rubber deposits penetrates coatings hard to remove also suitable to be used on steel for extraordinary roughness www blastrac com 10 5 Operating manual 2 20DTMKIII 11 12 8 Technical data Power consumption blast motor 22KW Electrical connection 480V 60Hz 3 Phase voltage is given on the control box Blast width 550 mm 21 6 inch Noise level under load Vibration level 1 9 RMS Allows 13 9 hrs of working with the mentioned equipment without having to use anti vibration precaution measures The electrical diagrams of the electrical system are placed inside of the control panel Design and specifications are subject to change without notice by Blastrac www blastrac com 11 5 Operating manual 2 20DTMKIII 12 12 Blastrac 13201 North Santa Fe Avenue Oklahoma City OK 73114 Tel 800 256 3440 Fax 405 478 8608 www Blastrac com www blastrac com 12 BLASTRAC Service manual 2 20DTMKIII 2 20DTMKIII Version 1 3 Service Manual www blastrac com 5 Service manual 2 20DTMKIII 2 12 1 Spare parts 2 Contact www blastrac com 5 Service
12. eter holder E00867 Switch 453290 Handle grip E00743 Switch lever 454796 Limit switch E00738 Handle pin B20517 Bearing 971860 Washer for yoke shaft E00646 Drive motor 732 Sprocket 476405 Traction wheel E00742 Drive wheel shaft 7293 Distance bush drive wheel 009324 drive wheel E00739 Drive wheel bracket 4885510 EU Hub 4776310 EU Idler sprocket 477630 Sprocket retainer 237 00238 Chain link 4781980 Quick release pin 9799710 Cover plate chain quard E00744 Chain quard 3 H iH H iM H iM iH lH IN H IM IH Pe IN N IS IH HN www blastrac com 5 9 12 Service manual 2 20DTMKIII www blastrac com 5 Service manual 2 20DTMKIII 10 12 Fig 04 Item Part number Description Remarks Qtv B21303 Separator 1473 Deflector B21297 POO1474 Separator trav B21304 6940900 Feed spout B20263 Separator cover POO1461 Lifting plate B20511 E00337 Cable protection cap B21338 Pipe clamp 35mm set of 2 979994 Cable pillar bracket B20426 Cable guide support B20425 Cable guide B20295 Felt seal 6940890 Oilite bush 971341 001084 Clamp for separator trav B21325 Ball head for separator 1463 Seal retainer B20512 B20515 Shaft cover E00839 Cable guide twin amp cable adaption plate B21295 Magnetic valve assembly B21295R Magnetic valve assembly
13. free of grease and oil and must be dry The dust container bag ofthe filter unit must be emptied regularly Comply with the local waste treatment regulations considering the removed material The weight of the 2 20DT is 575 kg 1 267 165 When transporting the machine with a crane or lift use the lifting eyes on the machine Pay attention that the drive unit does not turn away during lifting of the machine www blastrac com 5 Operating manual 2 20DTMKIII 7 12 4 Before operation Before using the machine it is of great importance to inspect the machine It is not permitted to use the machine if the machine safety is not according the checkpoints below Checkpoints powersupply Use only extension cables for extending the main cable that are sized and marked in accordance with the overall power consumption of the machine Electrical cables must be rolled entirely off of the reels Any damages to electric cables is not permitted cables must be replaced Use an electrical power supply connection with grounded connection Checkpoints of machine Safety functions and operating functions must work correctly Check the following parts for damage and wear blastwheel feedspout liners magnet and brush sealing No loose bolts and nuts permitted No damage of electrical components permitted Dust hose must be u
14. g blasted aprox 2 m 6 ft close the abrasive valve stop the machine and check the blasted surface If the hotspot is too much on the right turn the control cage clockwise in 1 8 increments until the desired pattern is achieved Never adjust the control cage during blasting Switching off the machine Close the abrasive valve Press the red button Blast wheels OFF Switch the blast machine main switch to OFF position Refer to maintenance mode in chapter 3 page 5 Pull out the connector of the main power supply of the machine Switch the dust collector s main switch to OFF position Wait for all moving parts to completely stop before any inspection or maintenance work is performed www blastrac com 5 Operating manual 2 20DTMKIII 9 12 6 Maintenance Changing the liners Loosen the press bolt of the top liner and remove the cover Loosen the nuts of the side liners and plenum liners Remove them out of the bottom of the housing To install the liners use the following sequence First place the plenum liners and tighten them with the nuts Place the side liners inside the housing The sideliners should protrude 1 16 from the bottom of the blast housing Tighten the nuts Place the top liner in the housing and make sure that the top liner sits close to the edges of the side liners Place the cover and tighten the bolts Tighten the pressure bolts of the top liner slightly this will
15. hines 180 Days from the date of assignment to Rental Fleet This warranty is non transferable and is extended to machines purchased and entered into the normal service of surface preparation by a recognized professional or qualified contractor Blastrac makes this warranty only to the buyer who purchases the products directly from Blastrac or its Authorized Distributor This warranty does not include expendable parts such as but not limited to blades blast wheels wear plates liners seals and electrical components All purchased parts utilized in the manufacture will be honored to the original manufacturer s specified warranty If the buyer does not return the warranty card or register the product online at www blastrac com within 30 days after taking delivery of Blastrac Standard Equipment Products the warranty period is limited to 6 months from the date of delivery noted on shipping receipt Hand Tool Products Blastrac warrants its BLASTRAC Hand Tool Products including hand grinders and accessories against defects in material and workmanship under normal and proper use for a period of 90 days from the date of delivery or in the case of Rental Fleet Machines from the date of assignment to a Rental Fleet Blastrac makes this warranty only to the buyer who purchases the products directly from Blastrac or its authorized distributor This warranty does not include expendable parts such as blades If the buyer does not return the warranty car
16. manual 2 20DTMKIII Part number E00836 Item Fig 02 Description Motor bracket ABB twin Remarks 6 12 Qty E06468 Bottom bolt E06470 Idler wheel bush E06475 Distance plate E06465 Wheel bracket side plate E06471 Lever shaft E06473 Lever bush bottom E06466 Bottom lever E06472 Wheel bracket bush E06467 Top lever E06469 Top bolt E06474 Lever bush top E00769 Fill up plate blastmotor B20842 wheel E04642 Blastmotor 11 kW DG15 Taper lock 976873 Taper lock 491522 Poly V belt 50Hz 970168 Pulley guard E00468 Poly V belt 60Hz 06855 Lever bush middle 491523 1 Poly V pulley 2613 501 Poly V pulley 50Hz 50Hz 00466 Poly V pulley 60 Hz 60Hz E00837 Back plate belt guard twin B21917 Lever 00864 Fill up ring bearing unit BR BR BI BINININI H www blastrac com 5 Service manual 2 20DTMKIII 7 12 www blastrac com 5 Service manual 2 20DTMKIII 8 12 Fig 03 Item Part number Description Remark Qty 1 E00737 Handle 1 2 3 4 00866 Potentiometer complete consists out of item 4 1 amp 4 2 00866 1 Potentiometer only with soldered contact block E00866 2 Potentiom
17. ndamaged and the connection must be reliable Check parts of the separator for wear and defects Remove foreign bodies and dust deposits www blastrac com 5 Operating manual 2 20DTMKIII 8 12 5 Operating During operation of the 2 20DT the following additional safety instructions must be followed closely Before switching on Check if the distance from magnet to the floor is 8 10 mm 3 8 inch Check this height with aluminum strips Check the distance from brush sealing to the floor This may be max 1 mm 04 inch Fill the separator equally with the selected abrasive up to the bottom of the separator tray The magnetic valve must be closed while doing this Connect the blast machine and dust collector with the dust hose This connection must be reliable Connect the power supply cable of the dust collector to a generator or house power supply Be sure that electrical power supply is correct Switching on the machine Swith on the dust collector first then switch on the blast machine Press the green push button Blast wheels ON and check the rotating direction of the blast motor The correct direction is given with a arrow on the housing of the motor Select the speed using the speed control knob item 11 of machine description When the machine is traveling pull the abrasive control cable to open the magnetic valve Observe the ammeter it may indicate the full load amperage After havin
18. press the top liner against the side liners Changing the tune up kit The tune up kit consists of the blastwheel the control cage and a bolt Remove the feed spout Remove the control cage clamps Remove the control cage and blastwheel cover plate Block the blastwheel with a block of wood or wooden hammer handle and remove the blast wheel bolt Remove the blastwheel out of the housing Use a new blastwheel bolt when mounting a new blastwheel Place the blastwheel on the hub carefully aligning the two recesses on the wheel with the dowel pins on the hub and tighten the central fixing bolt Fix the blastwheel cover plate with 4 nuts Insert the control cage in the center and clamp the cage with the control clamps so that the blastwheel can rotate freely Turn the blastwheel manually It must rotate freely Place the feed spout between the abrasive valve and the cage Clean the machine every day with air and non aggressive materials Never use high pressure water to clean the machine Store the cleaned machine in a dry room Protect the electrical motor from moisture heat dust and shocks Remove the abrasive out of the abrasive storage hopper All repair work has to be done by qualified Blastrac personnel this will guarantee a safe and reliable machine Any guarantee on the machine is expired when By not using original Blastrac spare parts and abrasive When repair work is not done by qualified Blastrac personnel When changes a
19. s manual Keep this manual near to the machine for reference Safety precautions The surface to be treated must be swept clean to remove stones screws etc Never use the machine when the surface is not clear and if there is a risk of tripping Make sure there is not any water on the surface to be treated Don t get disturbed during the activities Remove any trailing electrical cables and or dust hoses from the surface to be treated Always switch on the dust collector Safety regulations Persons who not operating the machine must not be permitted to stay in the surrounding area of the machine Do not change anything on the machine Always use cables which are approved and grounded The machine should always be equipped with a grounded connection do not change this and always use grounded plug Inspect and test the electrical components regularly The electrical components have to meet the requirements which apply to these components Always call a skilled electrician or your distributor when you have questions about the safety of the electrical components Work on electrical equipment or operating materials may only be undertaken by a skilled electrician or by authorized persons under the guidance and supervision of a skilled electrician as well as in accordance with safe electrical work practices Always place the machine into maintenance mode prior to inspections and repairing on the machine as noted in bold type below Never
Download Pdf Manuals
Related Search
2 20dtmkii