INSTRUCTIONS FOR USE - basic classic
Contents
1. Disconnect the unit from pressured air supply Remove tank according point 5 1 Unscrew tank cap fig 7 a Unscrew the push in connector fig 7 b and remove the filter set fig 7 c Remove the hose nozzle fig 7 d together with the sealing ring Remove the nut fig 7 e with the face spanner and remove the mixing chamber from the tank shell Turn the new mixing chamber upside down and lay the O ring into the groove of the mixing chamber Put the tank shell fig 7 g over the mixing chamber and attach it with the nut fig 7 e Take care that the O ring is in the right position Attach the hose nozzle fig 7 d together with the sealing ring Install the filter set fig 7 c in the correct way see 5 8 Mount the push in connector fig 7 b Mount the tank according to 5 1 Page 12 19 ee Renfert T 5 7 Cleaning of mixing chamber and nozzles Fig 8 mixing chamber Disconnect the unit from pressured air supply Remove tank according point 5 1 Remove the mixing chamber according to 5 6 Unscrew the standpipe fig 8 a from the mixing chamber Remove the nozzle fig 8 b with a universal pliers If this is not possible you can clamp the nozzle in a bench vice carefully and turn the complete mixing chamber in order to pull out the nozzle At 25 70um Tank remove also the whirl nozzle fig 8 c Clean both nozzles and the complete mixing chamber carefully Push a thin wire through the nozzles in order to2. Blasting hose It is possible to dismantle the blasting hose completely Detach the blasting hose from the tank according to 5 1 To change the blasting nozzle unscrew the cap nut fig 11 a Take care that the O Ring fig 11 c is at the correct position during the installation of the new nozzle In order to change the hose push the handle fig 11 e backwards a few cm and pull out the hose stem fig 11 d Complete the blasting hose in reverse order Attach the blasting hose at the tank again according to 5 1 Page 14 19 ee Renfert eee eee 5 10 Glass pane replacement sa mn f fT T i Fig 12 glass pane and hinge Open the 2 screws fig 12 a and pull the glass pane to the front out of the glass pane holder fig 13 b Insert new glass pane into the holder and clamp the pane with the 2 screws fig 12 a Torque 45 Nem Take care that the glass pane is installed in the center of the holder lf you want to remove the holder pull the retaining bolt fig 12 c out of the hinge block fig 12 d During the mounting of the glass pane holder take care that the hinges are smooth running If not tilt the hinge block a little bit Caution Never use the unit without glass pane Page 15 19 ee Renfert T 6 Final testing All below mentioned checks have to be performed after repair and maintenance works For this the unit has to be connected to the mains and pressured air supply and
3. adhesive tape Now add the nut cover fig 5 c and the knob fig 5 b Fasten the knob with his fixation nut in down position Clip the knob cap fig 5 a onto the knob Page 10 19 5 5 ee Renfert T Ballast unit replacement Fig 6 Ballast unit and fluorescent tube Switch off the unit Disconnect from mains supply Remove the cap of the on off switch fig 6 a by unthreading it Remove the lamp cover fig 6 c by unthreading the knurled nuts fig 6 b Pull the fluorescent tube fig 6 d carefully out of his socket Remove the left tank according to 5 1 Remove the screws fig 6 e and unplug the grounding wire from the body Now you can take the ballast unit fig 6 f out of the body Install the new ballast unit in the body and mount it with the 2 screws fig 6 e Plug the grounding wire to the connector at the housing Take care that the sealing between the ballast unit and the body fits perfect Attach the cap fig 6 a to the on off switch Plug the florescent tube into the socket of the ballast unit carefully Install the lamp cover using the knurled nuts fig 6 b Mount the tank according to 5 1 Caution Please use only Renfert original replacement fluorescent tube sets no 92900 0002 Osram Dulux S E 11W 21 840 Philips PL S 11W 840 4P or Sylvania CF S 11W 840 fluorescent tubes Page 11 19 5 6 ee Renfert T Mixing chamber replacement Fig 7 Tank
4. before starting to carry out repair works Furthermore not only the in the main topic mentioned general safety information have to be observed also the specific safety instruction in other topics must be observed Used symbols The safety instruction in this guideline must be read and observed necessarily Additionally different symbols are used A Warning notices read and follow them carefully Warning notices should protect you from danger and will help you to avoid damages of the device A Attention danger of life caused by electric shock When you see this sign you should always check for the appliance for being voltage free and being protected against enabling by mistake The Caution box denotes a hazard It calls attention to a procedure practice or the like which if not correctly performed or adhered to could result in personal injury Do not proceed beyond a caution box until the indicated conditions are fully understood and met Safety instructions which are located direct at the unit must be observed necessarily Qualification and training Personnel performing repair and maintenance works described in this guideline shall meet the corresponding requirements Otherwise the personnel have to be trained prior to performing repair and maintenance works to ensure that the personnel understand the information in these guidelines completely Repair works safety instruction The Basic classic is an elect
5. of doubt Check the tank cover for correct seating prior to beginning operation Covers that are not securely closed can suddenly be blown off as the tank pressure increases The resulting flying parts and abrasive represent a serious hazard Improper use can result in the risk of eye or skin injuries Never direct the nozzles towards your eyes or uncovered areas of skin Never work with the view screen open Caution Always wear appropriate eye protection when operating the unit Failure to wear eye protection can result in eye injuries due to airborne particles Do not employ the foot switch when only compressed air supply hose is connected The loose hose could wrap around itself and cause serious injury Always disconnect the unit from the mains power supply prior to replacing the fluorescent tube Never press on or bend the lamp body during replacement breakage risk If necessary wear gloves or use a Cloth Regularly inspect all connecting lines and hoses e g power cord and compressed air hoses for damage e g kinks cracks porosity The unit may not be operated if the power cord is damaged Modifications without manufacturer s permission Modifications of the unit other than described in the user manual are only allowed after getting permission from Renfert Original spare parts are important for the equipment safety The use of other than original spare parts is not allowed Liability exclusion Renfert GmbH
6. remove deposits Remove the filter inside the whirl nozzle fig 8 c and clean it Put it back afterwards Glue the nozzles into the mixing chamber with Loctite 638 metal glue Use only a very small amount of glue The direction of the nozzle holes is marked on the mixing chamber Screw the standpipe fig 8 a into the mixing chamber Assemble the tank according to 5 6 Mount the tank according to 5 1 5 8 Filter set replacement Fig 9 Filter in Tank 70 250 um Disconnect the unit from pressured air supply Page 13 19 ee Renfert Pull the pressured air hoses out of the push in connectors fig 9 and 10 a Unscrew the push in connector fig 9 and 10 a from the mixing chamber Remove the filter set fig 9 10 b c d e Clean the mixing chamber with pressured air or according to 5 7 Install the new filter set First lay a steel sieve fig 9 10 c into the mixing chamber Then add 4 25 70um Tank respectively 2 70 250um Tank fine fleece filter fig 9 10 e The yellow marked side faces to the center of the mixing chamber Now add 1 rough textured filter fig 9410 d Finally ad another steel sieve fig 9 10 c Press the complete filter set into the mixing chamber Add an O Ring fig 10 b at 25 70um Tank only screw the push in connector fig 9 and 10 a into the mixing chamber Push the pressured air hoses into the push in connectors fig 9 and 10 a 5 9 Blasting hose replacement Fig 11
7. shall be absolved from all claims for damages or warranty if Page 4 19 ee Renfert The product is employed for any purposes other than those cited in the operating instructions The product is altered in any way other than those alterations described in the operating instructions The product is repaired by other than an authorized facility or if any but Renfert OEM parts are employed The product continues to be employed despite obvious safety faults or damage The product is subjected to mechanical impacts or is dropped Contact and Service address If you have question regarding the use of in case of service please contact the following address Renfert GmbH Industriegebiet 78247 Hilzingen Germany Phone 49 07731 8208 0 Fax 49 07731 8208 70 Mail info renfert com Internet www renfert com Customers in the USA Canada and Mexico please contact Renfert USA Inc 3718 Illinois Avenue St Charles Illinois 60174 U S A Phone 1 630 762 1803 Toll free 1 800 336 7422 Fax 1 630 762 9787 Internet www renfertusa com Needed tools and utilities Set of Allen keys Set of screwdrivers slotted and Phillips style Set of box open end wrenches metric Loctite 638 Metal glue Loctite 242 retaining compound Torque wrench not essential Face Spanner size 7 40 Renfert Art Nr 33254 Set of pliers Page 5 19 I Renfert T 4 Overview Fig 1 Overview Pos pen SSS On off switch f
8. 0 um Spare tank 25 70u basic right Spare tank 70 250u basic left Mixing Chamber for BASIC 70 250 um Spare tank 70 250u basic right Tank shell with cover new basic Spare Tank cover basic 25 500u r o_o ROME DONE ROME DORE DONE DONE DONE DONE DONE DONE DONE DONE a h h h h week eek O1 O1 00 00 NI O O O01 GO PO GO OO CO N O O1 O01 amp B G9 GO PO DO DO O 0135 eee ER Pe PERLER ere r PP tind INSISTS SSSSSSSSS SSS Sersion A LINSSSSSSSSISSISSSSSSSSS SSSSSSSSS SSS Sersion INSISTS SSSSSSSSS SSS Sersionc ASSISTS SSS SSS Serston Page 18 19 ee Renfert T D D E E O O D t t 4 Q D N a a O LL Q Q E a X S O z 8 2 Spare part drawing version D GO 1302 ETA E D pre rT Ee D J eH Basic Classic E E R i i es ee e si craic aes ery L soem 23219495D ka E ee eae ieee FAX OPTS 8208 70 yt 7 14 15 16
9. 9000001 900033199 929000053 929000052 900033194 929000503 929000502 900033196 900034005 900034001 900035563 900034003 900034002 900034008 900034004 900034009 900033028 21116 900033005 32 29 29310000 90003 30923 900021048 21120 21119 21264 900034011 900021368 21110 900021369 900021370 21111 900021371 929035801 900035801 on 3 U oO D oO m O lt D 2 O gt oJ O gt Q g Description Filter set for all BASIC 25 70 um Filter set for all BASIC 70 500 um O Ring DIN 3771 82x4 NB 55 IT Handpiece 25 500 um IT Hose stem 25 70 um Threaded joint complete IT 25 70 um IT Blasting hose f K4 25u BASIC 25 70 IT Hose stem 70 500 um Threaded joint complete IT 70 500 um IT Blast hose K4 50 500u BASIC 70 O Ring DIN 3771 3x2 NBR 70 Lamp cover Fluoresce lamp ballast 230V 11W G23 1 Fluorescent tube Vario Jet Connection cable 230 240 Fluoresce lamp ballast 120V 9W G23 Fluorescent tube 120V 9W G23 Connection cable 90 120 V Replacement set glass pane uncoated 2945 Glass pane coated f BASIC 2941 2945 Hinge complete Locking devices with screws PVC edge protection Pneumatic foot switch Cuffs for all Microblasters pair of Handcuff ring slit Maintenance unit complete 3 way switch complete Manometer with screw fitting Hardware BASIC Grate Basic 2945 Spare tank 25 70u basic left Mixing Chambers for BASIC 25 7
10. a Renfert i Repair Guideline Basic classic Art Nr 2945 XXXX 04 2005 Valid for version D ee Renfert r s Index L Generalisatety INSTEUGH ON ccsoeesctiee chee Sh eset ies E O N 3 KE 2 210 319 41 610 peace ene an ee gs ree eee A ee ee esc eee ee 3 L2 Qualification and AAI MING sre Si se an le Gt a aes etn i lle Cs a ae eh 3 1 3 Repair works safety INSIFUCUION iascsissiacctatinan ctacmracusaninas iat inackiatinas wat iueeeeatinesiatinaeads 3 1 4 Modifications without manufacturer S PEPMISSION ccccccseecseeeeeeeeeeeeeeenseeneeenees 4 LS TEFADINILY OXGIUS ION eses E EEEE 4 2 Contact and SENCE addres Snos eaan a e EE E 5 3 Needed too S and UUES soaa tins laitienst ancient aitiaetaa lian acelanstaatat 5 A OVCINICW en a hee un te ee sen te Nee see Nee ace te Sores 6 4 1 Description Application QlOa nei ts ccdstonsdasd cveadsvnc sen twndeverUetvcted vad lias tetoctelaaitiaetesocss 7 4 2 Ambient conditions in accordance with DIN EN 61010 ceceseeeeeeeeeeeeees 7 AS TECNICI dala acters set eihesataneeedad E TE 7 DO 1 DEVICE WOK Soira a eee ee 8 eb ICMOVING 7 allaChING a Tanke te tuter agate te shutorapat a E geet adiets 8 5 2 Pressure gauge replacement dcssdiendionarrvadtiend toons ads ands oea adeno adnan 9 5 3 Maintenance Unit replaCeMent ccccccecccscccscccececeeeceeeceeeceeeceeeceeeceeenseeseeeneeenes 9 5 4 Tank selector replacement sssccouitenncduutsscduntesnctuatisedantesnetuatinnaniiesnetv
11. atiemaneteeectatis 10 5 5 Ballast UMM FreplaCeGmMe nts srsrssisisosurnie na 11 5 6 Mixing Chamber replacement cccccsecccsecccsecceececseeceueeceucecseeseucessuesseeessueenass 12 5 7 Cleaning of mixing Chamber and nozzles ccccccceeeceeeeceeecceeeceueeceeeceeeessueesaees 13 526 Filter setreplaceMeNt cirein a E E E a 13 5 9 Blasting hose replacement cccceecceecceeeceeeceeeeeeeceeceeeceeeseeeseeeseeeseeeseeeneeeneeenes 14 5 10 Glass Pane Te OlACSIM SNe ssn n EEEREN 15 6 IFINAUSS TING tamsctasorenttegeett vehi e Seer Vabwchaven A N 16 7 Maintenance recommendation s siscea aeieeiek vines cence Gece ee ieee 16 Fr Ma mntenance table acid ages ete ana et a la ae aS a nS a aie 17 8 Spare CAMS ceea T Aah di codceadteSancind load tee dicen Flee iveud boarded a ad 17 8 1 Spare part list for Version A B C and D ee cceccceececeeeeeseeeeseeeeeneeeeseneesneeeenees 18 8 2 Spare part drawing Version D sasainn TA E 19 Noite These information are indented for authorized repair companies only Repair works other than the described in these guidelines are not allowed In any other case please contact Renfert in order to coordinate the further procedure Page 2 19 1 1 1 2 1 3 ee Renfert T General safety instruction This repair guideline contains basic information which should be observed during the repair of the unit Therefore this guideline should be read by the service technician
12. free cleansers e g housing soapy water lint free cloth soap Occasionally check whether water has formed in the maintenance unit If so press the drainage valve on the filter Condensed water pressure reducer unit If necessary change the blasting nozzle Blasting nozzle see chapter 5 9 Blasting nozzle Change of the If necessary change the glass pane New glass pane glass pane See chapter 5 10 screwdriver The blasting hoses are prone to natural Change of blasting wear and tear and must therefore New blasting hose hose occasionally be replaced See chapter 5 9 pliers Change of Remove the dust and sand from lamp Tea a fluorescent lamp socket See chapter 5 5 New lamp Filter set Due to oily or humid air the filters can e replacement clog See chapter 5 8 New filter set tools 8 Spare parts Version Due to permanent quality improvement some parts are subject to change This causes a change of the spare part list The spare part lists are marked with different letters For this unit the versions A B C and D are available The version is indicated on the type plate in front of the serial number Version Waxlectric 2739 0000 Se No CO30271 ce U 12VDC P amp w Bj 2003 briet Gobel HT hisnan Germany hen lees a a ae Peer coe Eai a eey pail t Spare part lists and line drawings for other versions are available at www renfert com Page 17 19 8 1 900028889 900028888 33035 92
13. has to be ready to use according the user manual without abrasive Adjust pressure to maximum 8 bar at the maintenance unit Check the tank cover for correct seating Select first tank Activate the foot switch Check all hose connectors and tank parts for leakages Now select second tank and repeat the test Switch on and off the lamp several times Lamp should start immediately Disconnect the unit from pressured air supply Insert suitable abrasive into the tank and close the tank cover Perform a function test The abrasive should leave the nozzle continuously Perform this test for several minutes for each tank Electrical tests must be performed in accordance with national regulations E g in Germany according to DIN VDE 0701 Part 1 and Part 3 If one or more tests failed ensure that the error will be eliminated before forwarding the unit to the customer Repeat the complete final test after eliminating the error 7 Maintenance recommendation A scheduled periodic maintenance will increase the lifetime of the Basic classic so that the costs for maintenance are a wise investment Timely identification and elimination of defects will protect you from consequential damage Renfert has created a maintenance table which will ensure the reliability and cost effectiveness of your unit Page 16 19 ee Renfert T 7 1 Maintenance table Work Note si Needed parts Cleaning of the Use only solvent
14. ns supply Disconnect the unit from pressured air supply Page 9 19 ee Renfert Remove out the pressured air hose for the foot switch from the hose nozzle fig 4 a Pull out the pressured air hose from the push in connector fig 4 d Unscrew the retaining nut of the maintenance unit fig 4 b and remove the maintenance unit fig 4 a from the body Install the new maintenance unit fig 4 a from the lower side of the body and attach it with the nut fig 4 b Mark the bended hose nozzle fig 4 c with a yellow adhesive tape Push the pressured air hose into the push in connectors fig 4 d completely and mount the hose to the foot switch 5 4 Tank selector replacement Fig 5 Tank selector Disconnect the unit from pressured air and mains supply Set the tank selector knob downwards Pull off the cap fig 5 a from the selector knob fig 5b Loosen the fixation nut of the knob fig 5 b and take off the knob and the nut cover fig 5 c Remove the nut fig 5 d from the ball valve Pull the pressured air hoses out of the push in connectors fig 5 g of the ball valve and take the tank selector out of the body Insert the new tank selector fig 5 f together with the aluminum sealing ring fig 5 e into the body and fasten it with the nut fig 5 d Marking to the top Push the pressured air hose into the push in connectors fig 5 g completely Mark the bended push in connector fig 5 h with a red
15. or lighting B Tank selector D fereswega S Page 6 19 ee Renfert 4 1 Description Application area The Basic classic units are designed for use in dental laboratories to remove investment residues oxides on cast objects and for surface treatment Caution The Basic classic is 230V or 120V operated Internal parts of the unit the mains plug can carry high voltage Before starting service works always remove 4 2 Ambient conditions in accordance with DIN EN 61010 The unit may only be operated Indoors Up to an altitude of 2 000 m 6 500 ft above level At an ambient temperature range of 5 40 41 104 F At a maximum relative humidity of 80 at 87 8 F dropping linearly to 50 relative humidity at 40 C 104 F With a mains power supply whose voltage fluctuations do not exceed 10 of the rated value Under contamination level 2 conditions Under over voltage category II conditions 4 3 Technical data 90 120 V 50 60 Hz Power consumption Lamp 11 W 230 V Power consunptentamelawetzov 9 5 W 120 V F 20 l min at 6 bar 87 psi Blasting chamber volume pressured air outer 6 mm 0 24 inch external extraction unit outer 40 mm 1 58 inch 4 Tank version 14 18 x 10 44 x 15 17 inch Noise level according to DIN Lp A lt 72dB A 45635 01 KL3 Page 7 19 ee Renfert 5 Service Works Caution Generally acknowledged technical rules for safe and co
16. rical device with inherent hazard potential This device may only be installed and operated by authorized specialists after examination of Page 3 19 ee Renfert T compliance with locally applicable standards The following safety instruction must be strictly observed during operation and maintenance works Prior to commissioning compare the information on the nameplate with the specifications of the local mains power network and the connection values for compressed air Always disconnect the unit from the compressed air supply prior to performing any maintenance tasks Never operate a sandblaster without a suitable dust extraction unit or suitable personal protective clothing as this can be detrimental to your health The type of dust extractor must relate to the type of dust produced by your sandblasting work It is imperative to adhere to the legal regulations in Europe this means EN 60335 2 69 When working on the tank filling up cleaning and maintenance wear protective glasses for protecting your eyes Any residue of abrasive material on the gasket may lead to leakage and early wear of the gasket After filling up clean the thread and the gasket and close the lid properly Solvents and tensides can create micro cracking in the plastic danger of explosion Clean the tank and the lid only with a dry cloth Do not write or stick something on the tanks Check the tanks and the lids regularly on damages and replace them in case
17. rrect working must be observed 5 1 Removing attaching a Tank Fig 2 Tank and body Switch off the unit Disconnect from mains supply Disconnect from pressured air supply Loosen the knurled nuts fig 2 f Hang out the tank fig 2 b at the body fig 2 a Pull the pressured air hose fig 2 g out of the push in connector at the tank Remove the blasting hose fig 2 c by opening the hose clamp fig 2 d and pulling it from the hose nozzle fig 2 e After the repair put the blasting hose back to the hose nozzle and fasten it with the hose clamp Push the pressured air hose completely into the push in connector Restore the tank at the body and fasten the knurled nuts fig 2 f Take care that the tank retaining collar fig 2 h is hung in at the body correctly Page 8 19 ee Renfert T 5 2 Pressure gauge replacement Fig 3 Pressure gauge Pull the pressured air hose out of the push in connector fig 3 b at the pressure gauge Remove the push in connector and take the pressure gauge out of the body Insert the new pressure gauge into the body Take care that the pressure gauge is mounted even Fasten the push in connector fig 3 b at the gauge Lock the push in connector thread with Loctite 242 retaining compound Push the pressured air hose into the push in connector completely 5 3 Maintenance unit replacement Fig 4 Maintenance unit Disconnect from mai
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