OPERATING INSTRUCTIONS OIL-FREE
Contents
1. 13 3 2 Suction filter eee 3 3 Start against pressure 3 4 Limiting the operating pressure 13 d Gleaning 4 aka ta 13 5 Maintenance nnne 14 5 1 Filter change s ssseseseeneeeeeeseee 14 1 INTRODUCTION AND GENERAL ADVICE 1 1 Symbol explanation and definition 1 1 1 Symbol explanation In the manual and on the product hand symbols and pictograms are used whose meaning you should memorise These symbols help you to understand the information in this manual quicker and make you aware of potential danger or important advice Attention Danger sign It points out danger as well as rules and bans to prevent personal and or danger to property Advice Attention is brought to advise on the handling and eco nomic use of product Warning against electric energy Your life could be in danger Make sure that all electrical work is carried out by a qualified electrician Warning advice The product can start without warning Warning of hot surfaces There is a danger of burns Observe espe cially that these surfaces may still be hot after the product has been switched off Work near these sur faces only after they have cooled off 2 D RR TECHNIK QUALITY AIR SOLUTIONS 1 1 2 Definitions User Operator The responsible Person who has the authorisation to use the product The user must have been given instructions on the safe handling of the unit from the appr2. see technical data measure current Overcurrent switch defective check overcurrent switch Insert new filter Factory repair Ventilate air intake Remedy cause Appliance does not switch off Lamellar valve inlet valve resp outlet valve between cylinder and cylinder head defective Leakage in pressure hose system Compression cover at the piston used up Dismount cylinder head and install new lamellar valve Impinge pipe system with pressure if necessary seek leakage with spray and seal up Change piston and cylinder or com plete appliance 19 2 D RR TECHNIK QUALITY AIR SOLUTIONS Fault Possible cause Remedy Appliance starts occa sionally with e Leakage e Seek leakage and seal up out consumer air tapping e Lines hoses or connec e Check lines hoses and connections if tions leaking possible seal otherwise replace e Suction filter very dirty e Change suction filter annually do not clean if necessary insert filter with E greater filter surface Decrease in A e Cylinder head seal e Change seal delivery p r defective formance e Lamellar valve inlet outlet valve de fective e Compression cover at the piston used up Change lamellar valve and if neces sary valve plate and seals Change piston and cylinder or com plete appliance Noise level too high e Bearing damaged e Vibrations transmitted to the housing e Defective anti vibration
3. 2 amp E 8 25 N S a ea 3 ja D SI e S 9 S s su a mo MES D SM a amp v zZ gt gt eo E E D E D B i BG 3 gt S E gt D um gt E EI AD UK oO el 35 el So E lt Q a oa o On gt rg s la Vmin Wmin dB A P1 W A mint v Hz kg IP 5150 100 68 800 43 1440 50 A 080 Tat 80 60 no 33 380 44 lazo 17230 go 245 54 5150 100 68 800 44 30 1460 3 230 50 60 B 080 or 80 60 yes 73 600 251 8 1500 3 400 50 60 24 54 Age 5250 100 eg Viisi hag 7 1300 68 ml aal 50 ze 54 5007 76 1600 7 0 1600 60 p 160 5250 100 160 115 yes 72 1400 54144 1410 3 230 50 60 ze 60DT 75 3 1 2 5 1690 3 400 50 60 A 234 5950 100 230 165 no 78 1900 8 1 1350 1 230 50 455 54 5007 p 304 5450 100 200 230 yes 77 2200 7 6 8 3 1440 3 230 50 60 4 24 60DT 79 2950 4 4 4 8 1700 3 400 50 60 current at nominal voltage Delilvery at 50 Hz according to ISO 1217 referring to the suction condition at 60 Hz approx 18 All models are for S1 operation 100 duty rating PS Safety pressure max allowable pressure Since our products are subject to a process of continuous improvement the techni cal specification may have changed If you propose to base your planning on these Directions for Use please contact us beforehand for details of current data and dimens
4. 3 2 Function description of the product The product produces oil free filtered compressed air Atmospheric air is aspirated via the suc tion filter This air is compressed by the piston in the cylinder The inlet or else the outlet valve cuts off in single flow direc tion so that the compressed air is forced into the compressed airline system 1 3 3 Supply schedule Spare parts Every production model consists of a basic model The spare parts list enables the completion with a vibration damper set These additional parts are shown with the position numbers in the appendi ces 2 D RR TECHNIK QUALITY AIR SOLUTIONS 2 TRANSPORT STORAGE INITIAL OPERATION 2 1 Transport and storage The product is sent from the factory in a specially padded transport carton With this eguipment is safe against transit damage Always use the original packag ing of the product if necessary Transport the product in an upright posi tion Protect the product during transport and storage against damp and extreme temperatures Take special care that the electrical equipment does not get damp or wet The products must only be trans ported pressureless Remove air from any fitted pressure containers and hoses The products are delivered for immediate assembly Products still in the original packing can be stored in warm dry and dust free rooms Ifthe products should be stored long term e g as a replacement produc
5. Telefax 0 71 42 90 22 99 2 D RR TECHNIK QUALITY AIR SOLUTIONS CONTENT 1 Introduction and general advice 6 Appendix uussersensnsnnnnennnnnnnnnnnnnnnnannn 15 1 1 Symbol explanation and definition 6 Appendix 1 Technical data 15 1 1 1 Symbol extlanefon 6 Appendix 2 Dimensions 16 1 1 2 Definitions eene 6 Appendix 3 Manufacturers Certificate 18 1 2 General safety advice 6 Appendix 4 Trouble shooting 19 1 3 Product description Appendix 5 Exploded diagram 21 1 3 1 Agreed application Appendix 6 Parts list 1 3 2 Function description of the product 8 Appendix T Accessories list aasa kaasa ee 1 3 3 Supply schedule Spare parts 8 Appendix 8 Addresses dd 2 Transport Storage Appendix 9 Index 25 Initial operation urna 9 2 1 Transport and storage 9 2 2 Transport and storage FEQUIFEMENES s 10 2 3 Assembly advice and initial operation iieiaei 2 3 1 Environmental conditions 2 3 2 Vibration damping 2 3 3 Assembly position 2 34 Electrical installation 2 3 5 Motor protection 2 3 6 Protection type an 2 3 7 Direction of rotation 3 Operating Small oil free GomptessOot annn 13 3 1 Compressed air connection
6. the operator The information should be passed on to any successor During operation of the products the relevant laws and regulations for the place of deployment must be observed In the interest of safe operation the authorised operator and the supervisory personnel are responsible for keeping within the regulations Check during all work on the product for possible dangers All parts must be cor rectly fitted and all requirements fulfilled to ensure safe operation Should the product be damaged in any way the product should no longer be used The product should only be repaired by ex perts Mark the defect clearly and pull out the mains plug so that until the repair is effected no accidents or damage can occur through the defective product lt Take account of environmental influences Do not operate the product in a wet or damp environ ment Do not use the power connection line for purposes it was not meant for Do not pull the plug out of the socket by the cable Only pull the plug from the socket by pulling the plug casing Protect the cable against heat oil and sharp edges In dangerous situations or during GER technical problems separate the product at once from the power supply pull the plug Check regularly the power supply cable and the casings of electrical components and if they are damaged have them repaired by a qualified electrician Check the electrical equipment for exter nal damage before
7. work starts Check 49 ue TECHNIK QUALITY AIR SOLUTIONS thoroughly whether lines or cables are damaged Ifthere is damage do not operate the product If there is damage do not operate GEZ the product Pull out mains plug For all maintenance and repair work the mains plug must be pulled out of the socket Attention Work on electrical equip ment must only be carried out by a qualified electrician Only original spare parts must be used Otherwise there may be injury to the user Warning The use of other spare parts and other accessories as stated in this manual can cause personal injury Only use spare parts permitted by the manufacture 2 D RR TECHNIK QUALITY AIR SOLUTIONS 1 3 Product description 1 3 1 Agreed application The product is intended for the compres sion of air and non aggressive gases The aspiration of fluids aggres sive or explosive gases is forbid den It will cause danger to health and the possible danger of ex plosion or fire The product is designed for use with eguipment or in a unit It should only be used if the manufacturer of the eguipment or unit in which the product is to be incorporated has en sured that all reguirements for safe op eration have been fulfilled The product is designed for operation in dry ventilated rooms These products must not be operated in a damp or wet environment In addition operating near gases or flammable liguids is forbidden 1
8. 0 9000 301 58 9000 301 58 9000 301 58 by request by request by request 9000 326 20 X 9000 326 20 X 9000 326 20 X 23 Appendix 8 Addresses Technical advice Durr Technik GmbH Co KG Pleidelsheimer Stra e 30 74321 Bietigheim Bissingen Telephone 49 0 7142 9022 0 Fax 49 0 7142 90 22 99 www duerr technik de D rr Technik UK Ltd Unit 5 Ashmead Business centre Ashmead Road Keynsham Bristol BS31 1SX Telephone 0117 9860414 Fax 0117 9860416 office durrtechnik co uk Durr Technik Sverige AB Box 302 S 571 24 Nassjov Telephone 0380 55 49 80 Fax 0380 743 15 Spare parts service Spare part orders to be sent in accordance with the existing spare parts list in writing to the above address or by telephone to the following number Telephone 49 0 71 42 90 22 31 Fax 49 0 71 42 90 22 99 office duerr technik de For ordering spare parts the following details are required Model no and article no Order no as per parts list How many of each item required Exact address to dispatch to Dispatch details 24 2 D RR TECHNIK QUALITY AIR SOLUTIONS Repairs return delivery When retuming products if possible use the original packing Always pack the product in synthetic packaging material If possible use recyclable packing material Appendix 9 Index A Accessories list 22 Addresses 24 Advice 6 Agreed application 8 Alternating current 12 Appendix 15 Assembly advi
9. carried out on a power supply with correctly installed protective conductor Please make sure that the connection cable does not run across the product The hot surface of the product could damage the insulation of the cable The electrical connection can be seen in the electrical diagram fig 3 to fig 5 respectively the identification in the ter minal box Fuse protection of the power circuits against overload and short circuiting The power supply must be protected by all polar fuses corresponding to the short circuit current ofthe motor 2 3 5 Motor protection To protect the machines from high ambi ent temperature a temperature switch is build in attype no A 080 and A 160 This prevents an overheating oft the motor winding The temperature switch turns off the machine at undue high am bient temperatures In the case of a motor blockade for example on running against pressure or a short circuit in the motor winding there is such a high current consumption that the temperature switch could be damaged Such matters can only be controlled by the installation of an overload protection The machine starts running again automatically after cooling down No temperature protection is provided by the manufacturer for type B 080 B 160 A 234 and B 304 2 3 6 Protection type The various basic models have protection type IP54 see technical data page 15 The products must only be built in or used individually corre
10. ce 10 Attention 6 C Cleaning 13 D definition 6 Dimensions 16 Direction of rotation 13 E Environmental conditions 10 Exploded diagram 21 F Filter change 14 Function description 8 G general advice 6 General safety advice 6 Initial operation 9 Introduction 6 L Limiting the operating pressure 13 2 D RR TECHNIK QUALITY AIR SOLUTIONS M Maintenance 14 Manufacturers Certificate 18 Motor protection 12 O Operating 13 Operator 6 P Parts list 22 Product 6 Product description 8 Protection type 13 Q Qualified personnel 6 R Repairs return delivery 24 S Sound level 15 Spare parts service 24 Start against pressure 13 Storage 9 storage requirements 10 Suction filter 13 Symbol explanation 6 T Technical data 15 Three phase current star connection 12 Three phase current threeangle connection 12 Transport 9 Trouble shooting 19 U User 6 Vv Vibration damping 11 25 26 AS D RR TECHNIK QUALITY AIR SOLUTIONS AS D RR TECHNIK QUALITY AIR SOLUTIONS 27 D RR TECHNIK QUALITY AIR SOLUTIONS D rr Technik GmbH Co KG Postfach 1129 74301 Bietigheim Bissingen Pleidelsheimer Stra e 30 74321 Bietigheim Bissingen Tel 49 71 42 90 22 0 Fax 49 71 42 90 22 99 Internet www duerr technik com E Mail office duerr technik de D RR TECHNIK Sverige AB Box 302 S 571 24 N ssj Tel 46 3 80 55 49 80 Fax 46 380 743 15 eMail
11. damper Werksreparatur Fit suitable anti vibration dampers see accessory list Fit new anti vibration damper 20 2 D RR TECHNIK QUALITY AIR SOLUTIONS Appendix 5 Exploded diagram Ek NE 21 Appendix 6 Parts list 2 D RR TECHNIK QUALITY AIR SOLUTIONS Pos Description A 080 B 080 A 160 No P 5150 100 50DT 5150 100 60DT 5250 100 50DT 1 Suction filter 1x 9000 416 38 1x 9000 416 38 2x 9000 416 38 3 5 7 spare parts kit sealing set 1x 5150 981 00 1x 5150 981 00 2x 5150 981 00 30 Pressure hose 20 1 Capacitor by request by request Appendix 7 Accessories list Pos SE A 080 B 080 A 160 NEE 5150 100 50DT 5150 100 60DT 5250 100 50DT Vibration damper set 5150 982 52 5150 982 52 5150 982 53 Pressure switch With G 1 4 externalithread 9000 301 58 9000 301 58 9000 301 58 overcurrent switch only usable with pressure by request by request by request switch Safety valve 10 bar with G1 4 external thread approved 9000 326 20 X 9000 326 20 X 9000 326 20 X 22 2 D RR TECHNIK QUALITY AIR SOLUTIONS B 160 5250 100 60DT 2x 9000 416 38 2x 5150 981 00 A 234 5350 100 50DT 3x 9000 416 38 3x 5150 981 00 1x 5351 002 00 B 304 5450 100 60DT 4x 9000 416 38 4x 5150 981 00 1x 5351 002 00 by request B 160 A 234 B 304 5250 100 60DT 5350 100 50DT 5450 100 60DT 5150 982 53 0881 991 00 0881 991 0
12. duerr baskomponent se D RR TECHNIK UK Ltd Ashmead Road Keynsham UK Bristol Tel 44 117 9 86 04 14 Fax 44 117 9 86 04 16 eMail office durrtechnik co uk DURR TECHNIK France S A R L 26 rue Diderot F 92000 NANTERRE Tel 33 1 55 69 11 80 Fax 33 117 69 11 81 eMail durrtechnik durrtechnik fr
13. for these products can be found in the accessory list Please do not use rigid connections between the product and the pipeline system The wrong kind of vibration dam pers or use of rigid connection can damage the product or the equipment into which the unit has been installed 2 3 3 Assembly position Products should be installed in the hori zontal plane see fig 1 and 2 11 Ue V2W1 vi ul OC DCH DCD DICH EI EI DL W2 L3 Le L1 PE 3 Three phase current star connec tion wi vi Ul OOo po D L3 Le L 1 PE Ve U2 We 4 Three phase current threeangle connection Li N PE POT 41 uel zi Ze H CB 5 Alternating current 12 2 D RR TECHNIK QUALITY AIR SOLUTIONS 2 3 4 Electrical installation The connection to the mains volt age supply must only be carried out by a qualified electrician Observe closely the local regulations for power undertakings The connection must only be
14. ions 15 Jp ue TECHNIK eee QUALITY AIR SOLUTIONS Appendix 2 Dimensions Type Art No I b h A 080 5150 100 50DT 423 193 330 B 080 5150 100 60DT 423 180 300 A 160 5250 100 50DT 423 350 300 B 160 5250 100 60DT 423 350 300 A 234 5350 100 50DT 620 350 315 B 304 5450 100 60DT 620 350 315 A 080 B 080 A 160 B 160 P D RR TECHNIK QUALITY AIR SOLUTIONS AG M16x1 5 220 125 275 A 234 AG M16x1 5 4 E 220 U 125 B 304 2 D RR TECHNIK QUALITY AIR SOLUTIONS Appendix 3 Manufacturers Certificate x x x ES MANUFACTURER S CERTIFICATE FOR MACHINES 98 37 EEC annex ll B x kp X Manufacturer D rr Technik GmbH 8 Co KG d Pleidelsheimer Str 30 ae D 74321 Bietigheim Bissingen Reference number Marathon Product name Kompressor Starting with serial num V 000001 ber Herewith we declare that prior to initial operation it must be determined that the machine in which this machine is to be installed conforms to the stipulations of the applicable machine directive 98 37 EEC Directive for low voltage 73 23 EEC Directive electromag
15. netic compatibility EMC 89 336 EEC Following harmonized standards are applied EN 1012 1 1996 07 EN 1012 2 1996 07 EN 60335 1 2007 02 EN 50106 2001 08 EN 60034 1 2005 04 EN 60034 5 2001 12 EN 55014 1 2 2002 08 Bietigheim Bissingen date 24 04 07 ppa A Ripsam Signatures registered with original document Vice President D rr Technik Durr Technik archive 18 Appendix 4 Trouble shooting 2 D RR TECHNIK QUALITY AIR SOLUTIONS The following description for fault finding is only meant for authorised personnel Repairs must only be carried out by authorised personnel Fault Possible cause Remedy e Mains voltage failure e Check mains voltage e Check mains fuse if necessary switch on appliance again if indicat ing fuse defective change it e Low voltage e Check mains voltage e Defective capacitor e Check capacitor if necessary change it e Mains voltage com e under overvoltage measure voltage pared to rated current if necessary call electrician too high e Appliance mechanically sluggish piston get stuck protective motor Appliance switch Pull out mains plug take off does not start Mains voltage com pared to rated current constant Suction filter blocked Sluggish mechanically Pressure in line Overcurrent switch has actuated crankcase cover of warmed up ap pliance and spin ventilator wheel if not possible change piston and cyl inder or complete appliance Overcurrent switch set too low
16. ntle the product Also ensure that the connec tion clamps are easily accessible when taking off or opening the housing Please observe that the suction side of the air filter is free When fitting into a housing it should be observed that the min distance is kept see fig 1 and 2 It must also be noted that there is sufficient ventilation In cer tain cases an independent ventilation Jp ue TECHNIK QUALITY AIR SOLUTIONS system may be reguired Please note that the power line connection and the airlines are not kinked The room temperature must not fall be low 5 C otherwise problem free opera tion of the controls ofthe unit cannot be guaranteed The room temperature must not exceed 40 C Room temperatures above 40 C will reguire additional ventilation Most suitable ambient temperatures are be tween 10 C to 15 C Approx 70 ofthe product induced D electrical energy is converted into heat and is given off to the sur rounding area The motor ventilator normally ensures effective pressurised cooling of the prod uct To do this the air must be able to flow to and for unhindered Ventilation openings must be large enough to allow this to happen In unsuitable cases e g when the product is built in an inde pendent air cooling system might be reguired 2 3 2 Vibration damping The product produces vibrations To dampen this suitable vibration dampers must be used Vibration absorbers spe cially made
17. opriate authority Operator Authority Responsible for the safe installation regular servicing and cleaning of the product Aualified personnel Trained by the operating authority or by authorised D rr Technik personnel who are aware of the dangers of the product and familiar with the technical aspects of the product Qualified personnel are trained to carry out service and repair on the product Product General term used for oil free compressors Marathon 1 2 General safety advice During use care and maintenance ofthe product the following fundamental safety measures must be observed for the protec tion ofthe operator maintenance and ser vice engineers as well as the product x x During the development and Wa gt manufacture of the product x the recognised regulations of y the technical aspects as well as the recognised valid standards and guidelines were taken into account and used In addition the product has been designed and constructed in such a way that endangerment through the agreed use are minimized Nonetheless we feel obliged to describe the following safety measures so the remaining dangers can also be minimized Warning When electrical equip ment is being used the basic safety precautions must be followed to prevent risk of fire electric shock and personal injury 8 Therefore please read the manual to hand prior to starting work Keep this manual within reach for the engineer and
18. pre TECHNIK QUALITY AIR SOLUTIONS OPERATING INSTRUCTIONS OIL FREE COMPRESSORS MARATHON www duerr technik com C 9000 607 28GB 01 09 2 D RR TECHNIK QUALITY AIR SOLUTIONS The information in this document can be altered without prior announcement No part of these pages may be duplicated or used for any purpose without prior writ ten permission of the company D rr Technik either electronically or mechani cally 2007 by D rr Technik All rights reserved The use of brand name trade name trademark etc in this manual is covered by trademark protection legislation and must not be assumed to be free to use These operating instructions correspond with the technical standard of our prod ucts subject to alteration and errors accepted 2 D RR TECHNIK QUALITY AIR SOLUTIONS The present operating instructions give you all the necessary advice for the proper and safe handling of the product Please read and carefully observe the operating instructions to avoid mistakes and dangerous situations The operating instructions are ar ranged as follows Chapter Planned purpose Target group Chapter 1 Gives you safety advice and important Installer operator qualified general information for the product personnel user Chapter 2 Contains detailed instructions and ad Operator installer and quali vice for the transport storage installa fied personnel tion and the initial operation of the prod
19. re The pressure is a decisive factor in the life span of the product Itis therefore recommended to work with the minimum pressure reguired As the end pressure of the prod uct is substantially higher than the nominal value the system should be protected against ex cessive pressure e g with a safety valve 4 CLEANING For faultless function it is necessary to keep the product clean The product has hot surfaces Allow the product to cool down before commencing any cleaning procedure Clean the surfaces of the product with a fluff free cloth Keep especially the venti lation openings of the crankcase cham ber and the cylinder head free from dust and dirt 13 14 2 D RR TECHNIK QUALITY AIR SOLUTIONS 5 MAINTENANCE The product has hot surfaces Let the product cool off before start ing any maintenance work 5 1 Filter change Prior to changing filter switch off Shy mains and pull out the plug The maintenance interval of the suction filter or the exhaust filter depends mainly on the dust content of the aspirated ma terial the inserted filter and the insertion conditions The filter must be changed at least once a year Depending on ambient conditions the change may be more frequent Note Dirty filters reduce the delivery output 2 D RR TECHNIK QUALITY AIR SOLUTIONS APPENDIX Appendix 1 Technical data Nominal data E Sur 2 a U ao Iali
20. sponding to their protection types 2 3 7 Direction of rotation The units are eguipped with fans which are independent ofthe direction of rota tion By this reason an instruction for the direction of rotation is not necessary 3 OPERATING SMALL OIL FREE COMPRESSOR It is important to note that the product has hot surfaces There is a danger of being burnt if these surfaces are touched The products are designed for a nominal value of 10 bar 3 1 Compressed air connection The compressed air connection is on the back of the crankcase During product operation high surface temperatures and vibration can occur For this reason we recommend a flexible armoured pressure hose partially in cluded in the production range please see our accessories list Rigid connections lead to dam age Please use for connection an armoured pressure hose 2 D RR TECHNIK QUALITY AIR SOLUTIONS 3 2 Suction filter To preserve the life span of the product a suitable suction filter noise damper must be fitted You will find a choice in the accessories list The air filter is plugged into the cylinder head Inclusive with original delivery 3 3 Start against pressure The majority of products do not start against pressure In this case the compressed air piping must be exhausted before each start e g via a mechanical exhaust valve in the pressure switch or through a solenoid valve 3 4 Limiting the operating pressu
21. t it must be protected against dust and damp ee Keep packaging if at all possible Environmental rules regarding the dis posal of the packaging must be observed and to assist this please note the labels on the packaging 50 10 2 D RR TECHNIK QUALITY AIR SOLUTIONS 2 2 Transport and storage re guirements Temperature 25 C to 55 C Relative humidity 10 to 90 without condensation 2 3 Assembly advice and initial operation The product is designed to be inserted into units They should only be fitted by a trained engineer who is familiar with any potential hazards The product must only be operated when it has been made certain that all relevant safety reguire ments have been fulfilled 2 3 1 Environmental conditions The product must only be installed and operated in dry well ventilated and dust free rooms Take care when choosing the site for installation that the product is easily accessible for operating cleaning and maintenance Especially the connection piece and the operational parts must be easily accessible The product should be installed on a level and sufficiently solid surface To reduce vibration the supplied vibration dampers should be mounted If the product is built into a machine or housing it must be noted that the identification plate is visible and readable without having to disma
22. uct Chapter 3 Contains instruction and advice for safe User technical handling of the product Chapter 4 5 Gives detailed instruction for cleaning Operator qualified person maintenance and servicing the product nel Appendix In the appendix you will find important Qualified personnel technical information PREFACE These operating instructions are valid for small oil free compressors Marathon hereinafter called product The operating manual is only valid so long as your product complies with the status described within These instructions contain all details required for the transport installation operation shut down and maintenance of these products Therefore please read the operating instructions carefully prior to the first operation thus ensuring the safe and economic application of the products When a fault occurs or maintenance is required which is not dealt with in the operating manual You should contact our qualified personnel All service and maintenance work must be carried out by qualified per sonnel If service and maintenance work is ne glected or carried out improperly our warranty will be invalidated 2 D RR TECHNIK QUALITY AIR SOLUTIONS Should you have any problems under standing the operating instructions our gualified personnel will be pleased to help you D rr Group D rr Technik GmbH Co KG Pleidelsheimer Stra e 30 74321 Bietigheim Bissingen Telefon 0 71 42 90 220
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