Hand Extruder MEK-18 / MAK-18
Contents
1. MA U N S Ch Kunststoff Schwei technik Operating Instructions Type MEK 18 MAK 18 Serial No Article No A These operating instructions contain important information to be observed for hand extruder operation and maintenance It is therefore imperative that they be read and their contents fully understood by the operators before the hand extruder is placed in service MUNSCH Kunststoff SchweiBtechnik GmbH Issue 08 2008 Rev 01 Page 1 20 Hand Extruder MEK 18 MAK 18 Scope of delivery Please check that the delivery is complete The delivery comprises 1 hand extruder 1 Container engineering design fillet weld a 7mm 40mm long 1 handle 1 Landfill construction design sheeting film weld 25mm 40mm long 1 welding shoe machined 1 1 extruder stand 1 hot air hood Contents 1 GENERAL nai A 4 2 SAFETY 325 2 2er ve couanasedouscecudduseagcccuclessseccsccuticcudgesenceowareuscecs Couswsaed suscecusdueconcceucvesseeceteceds 4 2 1 IDENTIFICATION OF INFORMATION IN THE OPERATING INSTRUCTIONS cscsesenensnsenenenensennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenenn 5 22 PERSONNEL QUALIFICATION AND TRAINING cceccssccscccsccesccscccsccuscesscesccnscesscesccscesceescesccesscescesscesccescesscessenscessees 5 23 RISKS RESULTING FROM NON OBSERVANCE OF THE SAFETY INSTRUCTIONS ccccscesceccecceccscesceccecescescescescesescescesens 5 2A SAFE WORKING PRACTICES us a a ee er ee ea e a E E E N 5 2 5 SAFETY INST2. No air supply 6 7 13 Integrated air supply without function 5 22 No hot air 2 3 4 5 6 18 22 Hot air temperature below setpoint temperature 2 3 4 8 10 18 22 14 Melt temperature below setpoint temperature 2 3 9 11 14 Extruder does not heat up 2 3 12 22 Temperature above preset range 2 3 18 19 Controller fault signal E 2 Controller fault signal OEAIR 2 13 22 Controller signal OFF 9 10 11 12 Control fluctuates 3 13 19 12 7 2 Fault diagnosis Ei Possible causes Remedies 1 Smaller or too small a welding rod diameter Use larger welding rod diameter if necessary __ 2 Temperature sensor defective Do o o o 3 Temperature controller defective 9 22 4 Arrate too hign Reduce air rate to specified leve 5 Cable connections defective Check cable connections lt a External air supply not connected Comnect external air supply External air supply without function Switch on external air supply Check the external air supply system for malfunc tions using the separate manual or have it checked Hot air temperature below start interlock tem Allow hand extruder to heat up perature Air rate too high gt reduce air rate 1 Consult MUNSCH Kunststoff Schwei technik GmbH 2 Only for MAK 3 Only for MEK Page 16 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff Schwei technik Melt temperatu
3. Rev 01 Page 19 20 Hand Extruder MEK 18 MAK 18 Warranty 1 The Manufacturer warrants freedom from defects in materials and workmanship and state of the art performance of the purchased article for a pe riod of six 6 months from the date of delivery 2 The Purchaser shall check the article delivered for completeness and freedom from defects im mediately after receipt 3 The Purchaser shall be entitled to the making good of defects and any resulting damage to other parts of the purchased article remedial work The procedure for claims under this warranty shall be as follows The Purchaser may assert claims under this warranty either with his dealer or with a company authorized by the Manufacturer to provide ser vices for the purchased article The Purchaser shall give written notice of defects to the respec tive company promptly after such defects have been identified or shall have such defects regis tered by the respective company 3 2 Defects shall be promptly remedied in accor dance with the technical requirements by either replacement or repair of the defective parts the cost of the remedial work being for the account of the Manufacturer Replaced parts shall be come the property of the Manufacturer If as a result of the remedial work additional maintenance measures are prescribed by the Manufacturer the resulting costs including the costs of materials and lubricants shall be for the Manufacturer s acco
4. in accordance with the contractually agreed service conditions the responsibility for which shall rest with the user Modifications to the machine unit or the use of the machine unit for applications other than the intended service will void this declaration unless expressly approved in writing by the manufacturer C Ransbach Baumbach August 2008 Dipl Ing Stefan Munsch Managing Director MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 3 20 Hand Extruder MEK 18 MAK 18 1 General A These operating instructions must always be available at the place of use of the hand ex truder The objective of these operating instructions is to support operators in familiarizing themselves with the hand extruder and in using its functions for the in tended service These operating instructions provide important in formation for the safe workmanlike and economical operation of the hand extruder Their observance helps avoid danger minimize repair costs and down times enhance reliability and extend the service life of the hand extruder These operating instructions must be observed by all persons working with on the hand extruder Such work includes for instance e operation e maintenance inspection and repair e transport The hand extruder may only be mounted operated and maintained by trained personnel In addition to the operating instructions and the na tional and local accident prevention regulations ap plicab
5. output of hand extruder A Never allow the hand extruder to come into contact with water Hazard to persons and equipment short circuit risk e CAUTION Never operate the hand extruder A Wy without air supply risk of hand extruder dam Y N gt age When using an external air source make sure that the air supply line is adequately dimen sioned Zu e CAUTION The supply air must be clean dry and free from oil and water DO2 0001 A Contact of combustible components with hot bare metal parts poses a risk of fire Do not use synthetic gloves Page 6 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff SchweiBtechnik Do not direct the hot air jet of the hand extruder towards living beings or temperature sensitive items Safety distance 2 m radius 360 aw Ny oP DO2 0002 Use suitable personal protection equipment for overhead work e g hard hat safety goggles gloves protective clothes to guard against falling items During work breaks and after completion of the welding job place the hand extruder on the rests supplied for this purpose CAUTION The hot air hood must be remounted A Make sure that the hand extruder is firmly positioned Deposit the hand extruder in a dry location After completion of the welding job cool the hand extruder to safe to touch temperature using the air supply system A Do not operate dismantle or c
6. to the weld thickness 5 Startup and Shutoff 5 1 General In addition to the operating instructions and the na tional and local accident prevention regulations ap plicable at the place of use the acknowledged tech nical rules for safe and proper working practices must be observed Any working practices posing a safety risk are pro hibited Before starting shutting off the hand extruder make sure to carefully read the instructions under section Safety Only trained and qualified personnel may be as signed to the operation of the hand extruder 5 2 Preparation e Place hand extruder on a firm support and secure them against toppling over as shown in the illus tration e Position handle Loosen handle 55 and move it to the ideal work ing position by pushing it back and forth The handles of these extruder models can also be swivelled upward and downward e Only for type MEK hand extruder with external air supply Connect the hand extruder to the external air source using the hose coupling LW 13 NM 7 2 provided for this purpose quick connect disconnect set air rate to 300 l min at 0 4 bar A suitable controller with flow metering function is recommended for setting the air rate CAUTION The supply air must be clean dry and free from oil and water Never connect an external air source to a MAK hand extruder MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 9 20 Hand Extruder MEK 18
7. Connection PCB type K 2x K03351 K03990 Zahnscheibe Toothed disk 2 3x K04798 Zylinderschraube Regler Controller Typ K on m K03989 On board Eigenluftgebl se MEG 23 230 V K04202 Lufterhitzer Air preheater blower Eigenluftgebl se MEG 17 120V K04203 MLE 23 230V K04552 Handle Electronic unit Ceramic heating element Griffschale K04198 Elektronikeinheit 230V K04232 Heizung Keramik 230V K04234 120V K04233 120V K04235 Coupling Air preheater casing Verschraubung K03037 Lufterhitzer Geh use K04554 Heating system complete Heizung komplett K04318 Screw connector Hot air tube Einschraubt lle K00549 Ausblasrohr K04320 Ausblasrohr K04237 Hot air tube MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 15 20 Hand Extruder MEK 18 MAK 18 7 Malfunction Causes and Remedies 7 1 Trouble shooting The following table lists potential operating upsets of Should malfunctions occur which are not covered the hand extruder possible causes and their reme here or which cannot be traced back to the cause dies fault diagnosis chart stated please contact MUNSCH Kunststoff Schwei technik GmbH Drive motor does not start 5 8 9 10 11 12 14 15 16 17 18 19 23 Drive motor switches off 5 8 9 10 11 12 14 15 16 17 18 19 23 No welding rod feed 1 16 17 20 No extrudate conveyed out of welding shoe 1 16 Extrudate output decreases during operation 1 14 16
8. K 18 MAK 18 e Extension cables must be certified for the specific A service conditions e g outdoor service and The hand extruder must not be used in identified accordingly explosion hazard areas or flammable atmos Always handle the connecting cable with care pheres Do not kink the connecting cable Make sure that the hand extruder is firmly posi Do not place any objects on the cable tioned during the extrusion welding job Do not jam or squeeze the connecting cable nor pull it over sharp edges The connecting cable welding rod and hose for Protect the connecting cable from moisture external air supply if applicable must be freely movable and must not obstruct the operator or AN third parties in their work Do not touch the mains connector or con necting cable with wet hands Hold the cable al ways at the connector when plugging or unplug A Hold and touch the hand extruder only on ging It the handles provided for this purpose e CAUTION Power generator sets used for power Do not touch bare metal parts including hot supply must be designed for the following rated air hood either with or without gloves These output parts reach temperatures of up to 350 Attachments may be damaged or impaired in their function if subjected to the full weight of the hand extruder Bare metal parts must not come into contact with other items during the work or work breaks e g cooling gt 4 x rated
9. MAK 18 Mount welding shoe Select the welding shoe required for the specific weld geometry or machine a welding shoe blank to the required geometry Observe DVS 2207 Guideline Part 4 for machining welding shoe blanks Mount welding shoe to the hand extruder in the position required for welding Observe welding direction Tighten set screw 25 The welding shoe including preheat nozzle can be rotated through 360 by releasing the set screw 25 After rotating the welding shoe tigh ten set screw 25 to fix the welding shoe in place for the welding operation Care must be taken to ensure that the preheat nozzle provides intensive and uniform preheating melting of the base material over the entire joint width at as low a hot air temperature as possible For larger weld seam widths a wider preheat nozzle is available as an accessory 5 3 Starting the hand extruder A Observe section Safety CAUTION Never operate the hand extruder with out air supply Otherwise the unit may suffer se vere damage CAUTION Before plugging in the mains connec tor check that the drive unit is not set to continu ous operation CAUTION The hot air hood must be in place CAUTION Start external air supply for MEK hand extruder CAUTION Plug in mains connector CAUTION In the case of the MAK hand extruder with integrated air supply the blower must start automatically CAUTION Once air exits the preheat no
10. RUCTIONS FOR OPERATOR OPERATING PERSONNEL sccsceccsceccececcsceccsceccsceccscecescscsescesescesescusesceseecs 5 2 6 SAFETY INSTRUCTIONS FOR MAINTENANCE INSPECTION AND MOUNTING ccscceccccesceccecceccscscsccscescscesctcescescuces T 2 1 UNAUTHORIZED MODIFICATIONS AND SPARE PARTS ccsceccccececececcscscecececcscscecncascecscscnsscscscecnscscecscscnsesescsceseseseececs 7 3 TRANSPORT AND STORAGE 0 tcs 8 3 1 PRADO TOL T ola er 8 3 2 A O RO 8 3 3 RETURN TIO NIUN S o el en ea O 8 4 PRODUCT DESCRIPTION 2 2 22 sy sosabedenwtuuebuseusececacousenwewiutencdsaussbeewaunccetoukes 8 4 1 APPLICATION RANGE a at te Mu oh ai NG ote Els Muto Gla an al 8 4 2 A o e do 8 5 STARTUP AND SHUTOERF cos 9 5 1 ENS A A IS IE ee en OMe me NOE LT SOR ne Oe an A nT 9 32 PREPARSTION ee ee re reelle 9 5 3 STARTING THE HAND EXTR DER la 10 5 4 WELDING WITH THE HAND EXTRUDER energie 11 5 4 1 Introducms the weldino 100 iia oa act 11 5 4 2 Replacement and aso of weldin2 100 a na anal 11 5 4 3 W lain sire CU OM Tale nuse lanar aca ta 11 5 4 4 iaa AAA A A 11 5 4 5 SOT sc IN es IR cesses doused een 12 5 4 6 Transpor SLOLAC gt AO ANC POTRO ERP PRO Oo E see 12 5 5 SET TEMPERATURES ON TEMPERATURE CONTROLLER ccceccsceccececcecccsceccsceccscecescscscecscscesescecescssescecescscnsescuseces 12 A IP TA N ee ee ae een ae ee 12 6 MAINTENANCEANSPEE TION a a a se cli dodo Siege 14 6 1 MAINTENANCE INSPECTION OF MEK MAK HAND EXTRUDER ccceccsceccececc
11. UNSCH s original shipping case is recommended 3 2 Storage e Store the hand extruder in a dry and frost free place e Protect the hand extruder from unauthorized ac cess e Special preservation is not required 3 3 Return to Munsch Should it become necessary to return the hand ex truder to MUNSCH Kunststoff SchweiBtechnik GmbH always use the original shipping case 4 Product Description 4 1 Application range The application range of the hand extruder is defined by the data on the type tag and the service limits indicated in these operating instructions CAUTION Operation of the hand extruder outside the service limits stated in these operating instruc tions is subject to the Manufacturer s prior approval 4 2 General Type MEK is a hand extruder with external air sup ply Type MAK is a hand extruder with integrated air supply Autoair For both types of hand extruder the following pa rameters can be freely selected welding rate hot air temperature melt temperature and throughput the melt throughput can be controlled downward from the maximum value firstly by using 3 mm instead of 4 mm welding rod and secondly by reducing the speed using the button on the controller CAUTION Too low a speed will cause drive over heating Page 8 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff SchweiBtechnik Driven by a powerful
12. arry out any modifications on the hand extruder if the connecting cable or the mains connector is defective safety devices are damaged foreign matter or liquid has penetrated into the hand extruder the unit does not work properly or there are unusual changes in its operating behaviour IN Never allow the hand extruder to come into contact with water Hazard to persons and equipment short circuit risk 2 6 Safety instructions for maintenance inspec tion and mounting The Operator is responsible for ensuring that main tenance inspection and mounting activities are per formed by authorized and qualified personnel who are thoroughly familiar with the operating instruc tions e As arule the hand extruder must be shut off and the connector unplugged before proceeding to any work on the unit The shutoff procedure for the hand extruder described in the operating in structions must be strictly observed e Electrical hazards must be ruled out for details see VDE guidelines and the standards of your lo cal electric utility for instance e IN VDE 0701 IEC 335 prescribes the meas urement of the protective conductor resistance insulation resistance and leakage current after each repair or modification to electrical equip ment Furthermore a visual inspection of the unit and its connecting cable as well as voltage and current measurements and a function test must be carried out e Ensure the safe and envir
13. cceccececescecescscescscescscecescesescucescecesetcess 14 6 2 DIE AS AA os iste tec oh ck otek st ee oho ccs S an Free en ae II E AE E EED 14 6 2 1 Overview OL Spare parts Fatlachmenls eine Bee 14 7 MATEUNCTION CAUSES lt AND REMEDIESSE 2 822802 2 EINER 16 7 1 TROUBLE SIN e ne ee ee ht 16 1 2 PAA Te PAG NOSIS ass ee ea ee Ra aa See E 16 8 TECHNICAL DATA A Resonate eek 18 Page 2 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff Schwei technik Declaration of Conformity by the Manufacturer Konformit tserkl rung des Herstellers im Sinne der EG Maschinenrichtlinie 98 37 EG Anhang II B as defined by machinery directive 98 37 EEC Annex ll B MUNSCH Kunststoff SchweiBtechnik GmbH Im Staudchen D 56235 Ransbach Baumbach declare on their own behalf and responsibility that the hand extruder Machine type Hand extruder Type designation MEK 18 MAK 18 to which this declaration refers conforms to the following standards codes and regulations EU Machinery Directive 98 37 EC EN 61029 1 VDE 0740 Part 500 VDE 0701 Part 1 VDE 0702 Part 1 EU Low Voltage Directive 73 23 EC EN 60204 1 VDE 0113 Part 1 EU EMC Directive 89 336 EC DIN EN 55014 1 DIN EN 55014 2 DIN EN ISO 12100 1 DIN EN ISO 12100 2 O xX K x xxx O O 2 KKA KX Conformance of this industrial tool with the above codes and standards is subject to the condition that it is used
14. elding rod Schwei draht Welding rod Cordon de soudure 3mm oder or ou 4mm 5 4 2 Replacement and aging of welding rod If the welding rod is to be replaced make sure that any remaining rod in the hand extruder is completely removed For this purpose operate the preheated hand extruder with the new welding rod until clean new material discharges The DVS guideline also recommends this proce dure for hand extruders which have been out of service for prolonged periods while still being filled with welding rod A Ensure safe and environmentally compati ble disposal of any waste generated 5 4 3 Welding direction rate The pressure of the discharging extrudate causes the welding shoe and hence the hand extruder to move in welding direction See DVS Guidelines for the welding rate D02 0026 5 4 4 Interruption of work A Observe section Safety Do not leave the hand extruder unattended Make sure to maintain the air supply When interrupting the welding job switch off the drive unit and deposit the hand extruder as shown in the illustration below MEK 18 MAK 18 Issue 08 2008 Rev 0 mb Page 11 20 Hand Extruder MEK 18 MAK 18 5 4 5 Shutoff A Observe section Safety e After completion of the welding job switch off the drive unit and deposit the hand extruder as shown in the illustration see preceding section A Do not leave the hand extr
15. electric motor 1 the welding rod 2 is fed into the extruder 3 and granulated by the extruder screw in the process The screw forces the granulate into the extruder nozzle melting it into a homogeneous completely plastified mass As the molten material exits the extruder nozzle it is moulded by a welding shoe 4 to the geometry of the weld seam to be deposited Preheating of the base material to be joined is ac complished by a preheating nozzle 5 which is sup plied from an integrated hot air unit 6 Air is sup plied either from an external compressor or an on board blower Melt and preheat temperatures are controlled sepa rately The setpoint and momentary values are dis played concurrently Temp rature d air Lufttemperatur air Temp rature mati re Massetemperatur melt Valeur de consigne H Sollwert setpoint Istwert actual value Valeur reelle enter return select entrer retour selection The melt temperature must have reached the preset start interlock temperature for the startup timer to be activated After the startup timer has timed out the start interlock will be released and the extruder can be started The temperature controlled start interlock prevents the drive from starting if there is still unmolten mate rial in the extruder thus precluding damage to the unit The output rate is variable so that the preheat tem perature can be matched
16. er presupposes that the instructions under section 1 General of these operating instructions are complied with In no case must the limit values indicated be violated Intact and unaltered hand extruders conform to the applicable codes and standards and meet all regula tory limit values regarding EMC electromagnetic discharges and interference immunity For the coun try specific limit values to be observed the Operator should consult the local electric utility Nevertheless the hand extruders emit electromagnetic fields within the acceptable limits Electromagnetic fields may interfere with the operation of vital electronic devices e g cardiac pacemakers Persons wearing a car diac pacemaker should therefore consult their physi cian before using the machine In addition to the operating instructions and the na tional and local accident prevention regulations ap plicable at the place of use the acknowledged tech nical rules for safe and proper working practices must be observed Apart from the general safety instructions under sec tion Safety also the special safety instructions given under the respective sub sections must be adhered to Any working practices posing a safety risk are pro hibited Page 4 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff SchweiBtechnik 2 1 Identification of information in the operating instructions In these operating i
17. gt setpoint Soll Temp aa RETURN push button and Zur cktaste und Ausschalten a Ipush button for switch off heating systems der Heizsysteme n gt na value Ist TTemp r KA DOWN push butten Menue and Runter Taste zur nderung SELECT MELT for change the melt temperature der Massetemperatur on off speed control Timer error message UP push butten Menue and Hoch Taste zur nderung Ein Aus Drehzahlregelung Zeitschaltung Select AIR for change the air temperature der Lufttemperatur Fehlermeldung E Select Material HATH HEHU 4 CONFIGURATION P 4 SETTINGS a 5 Start Hork betti Neteriat 19 Rise Fs gt or O Conf igurat ion gt Edit Moterial Lcd 6 amp 0 o Display Contrast start play Service CI Bs 4 CONFIGURATION P Passord oo ee 8980 Lect ie edite EDIT USER 173b ea USER 2 3 eral USER 3731 Say gt TAI Fen nat 3 230 Home User i ae Sm TE ea SME i TRiT wi or Tia as cemi Bei den User Menus 1 2 3 und 4 sind alle Positionen frei programmierbar In User Menues 1 2 3 and 4 are all positions complete free programmable Select for Edit JEDIT JEDIT PP PE PVDF yj ed FETAL ad 0 ETHOL az or Bei den Hauptmenus PP PE PVDF und PVC U k nnen nur die Abgleichwerte ver ndert werden In the main menues PP PE PVDF and PVC U only the setoff s changeable ETAHI al fc Abgleich der Luft und Masse Temperaturen Calibration from air and melt temperature Messung der Temperatur mit externem Thermo
18. le at the place of use the acknowledged tech nical rules for safe and proper working practices must be observed These operating instructions provide basic informa tion to be observed for operation and maintenance For this reason it is imperative that they be read by the specialist personnel Operator prior to placing the hand extruder in service and that they always be available at the place of use Apart from the general safety instructions under sec tion Safety also the special safety instructions given under the respective sub sections must be adhered to A Non observance of the safety instructions may cause hazards to persons and the environment or damage to the hand extruder Moreover failure to observe the safety instructions may lead to the forfeiture of any damages Non observance of the safety instructions may in particular involve the following risks e failure of important hand extruder functions e hazards to persons due to electrical and me chanical impacts including risk of burns e hazards to the environment due to vapour phase hazardous substances e risk of fire 2 Safety These operating instructions provide basic informa tion to be observed for operation and maintenance For this reason it is imperative that they be read by the specialist personnel Operator prior to placing the hand extruder in service and that they always be available at the place of use Safe operation of the hand extrud
19. meter ist measuring of temperature with external Temperature probe is zu kalt den Abgleich in den PLUS Bereich verschieben too cold shift comparsion into PLUS area zu warm den Abgleich in den MINUS Bereich verschieben too hot shift comparision into MINUS area Notizen Abgleiche user 1 4 notes configuration user 1 4 N A MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 13 20 Hand Extruder MEK 18 MAK 18 6 Maintenance Inspection IN Pull mains connector before carrying out any maintenance and repair work on the hand extruder Maintenance and repair work on electrical tools may only be carried out by qualified electricians A The hand extruder together with the hot air hood must have cooled down to safe to touch tem perature Observe the instructions under section Safety Maintenance and repair work may only be carried out by qualified personnel or by our service staff To ensure the proper function of the hand extruder over its entire service life for its intended service we recommend to have all maintenance inspection and mounting work carried out by authorized and qualified per sonnel who are familiar with the operating instruc tions to always shut off the unit before carrying out any work on it to remount and reactivate all safety and protec tive devices immediately after completion of the maintenance repair work During maintenance and repair work make sure that the hand extruder a
20. nd its individual components are firmly positioned In addition to the operating instructions and the na tional and local accident prevention regulations ap plicable at the place of use the acknowledged tech nical rules for safe and proper working practices must be observed Any working practices posing a safety risk are pro hibited A Activities other than those described in this section may only be performed at the Manufacturer s workshops 6 1 Maintenance inspection of MEK MAK hand extruder After approx 500 operating hours the hand extruder including drive unit must be thoroughly cleaned and inspected This work may only be carried out at the manufacturer s work shops Cables switches plug in connections must be inspected by qualified staff every three months requirement according to VBG4 the in spection results must be documented 6 2 Dismantling Prior to dismantling the hand extruder pull the mains connector The hand extruder must be at ambient temperature Damaged mains connection cables must be com pletely replaced Mended power cables pose a hazard to life and limb Cable replacement is to be carried out by qualified electricians only The safety precautions described under sections Safety and Malfunctions Causes and Remedies must be strictly adhered to 6 2 1 Overview of spare parts attachments When ordering spare parts always indicate the serial number of the ex
21. nstructions safety instructions whose non observance may cause hazards to per sons are identified with Hazard symbol according to DIN 4844 W 9 for general hazards and with Hazard symbol according to DIN 4844 W 8 for electrical hazards Safety instructions whose non observance may cause damage to the hand extruder and its functions are marked with CAUTION Instructions directly indicated on the hand extruder must be strictly followed and kept in a fully legible state 2 2 Personnel qualification and training The operating maintenance and inspection person nel must possess appropriate qualification for the work to be performed Functional and technical re sponsibilities and supervision of the operating per sonnel must be clearly regulated by the Operator Where the personnel do not have the necessary skills and knowledge they must be trained and in structed e g a DVS basic welder training in extru sion welding A detailed instruction into hand ex truder operation will be provided by the Manufac turer Supplier on request Furthermore the Operator has to make sure that the contents of the operating instructions is fully understood by the operating per sonnel 2 3 Risks resulting from non observance of the safety instructions Non observance of the safety instructions may cause hazards to persons and the environment or damage to the hand extruder Moreover failure to observe the safety instructions may lead t
22. o the forfeiture of any damages Non observance of the safety instructions may in particular involve the following risks e failure of important hand extruder functions e hazards to persons due to electrical and me chanical impacts including risk of burns e hazards to the environment due to vapour phase hazardous substances e risk of fire 2 4 Safe working practices The safety instructions given in these operating in structions the applicable national accident preven tion regulations and any existing in company work instructions operating and safety procedures issued by the Operator must be followed 2 5 Safety instructions for Operator operating personnel e Before placing the hand extruder in service check the mains voltage and frequency against the data indicated on the type tag The allowable tolerances are 5 for voltage and or 2 for frequency e According to VDE 0100 55 the hand extruder must be operated via a residual current operated circuit breaker or an isolating transformer e CAUTION During hand extruder operation under load a voltage of not less than 230 V must be available at the connector of the hand extruder e When using an extension cable make sure to observe the minimum conductor cross section Use extension cables with protective conductor only m mm 20 50 1 for 230 VAC 6 0 MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 5 20 Hand Extruder ME
23. on the temperature controller 5 5 1 Set temperatures Temp rature mati re Massetemperatur melt Temp rature d air Lufttemperatur air Valeur de consigne Sollwert setpoint Istwert actual value 1 Valeur r elle enter return select entrer retour selection Page 12 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH gwunsch Kunststoff Schwei technik Operating Instructions MUNSCH controller MA EK 18 32 from Software 1v56 onwards Bedienungsanleitung MUNSCH Regler MA EK 18 32 ab Software 1v56 elect speed Drehsahiveg lung Select Moterial POW MAT o FOH HAT HIE FIH HAT HIK PR alla iso ae wm SO chat Acs a PR PETRA AEAN i a O5 s ie mmc J ice EAS TIMER _ Zeitschalfung i ee heating systems OFF l Heizungssysteme Aus a melt temperature Masse rapae L a III OC POW HAT TAIR FOH Bu tara os un HIR PO ay HAT FATE r P SIE Rc R les ESO pi raso ezeo 17 H Ei PAE Pils 31080 iis gt mcd lich lee coll 031 2819 7 El air temperature Luft Tempera a wets i 7 POW HAT TAIR Ee H HAT if EIA are NAT E set T POH MATT FATE P E IP EI E Anar BED 2300 inst oa He SEED wa be wat SCE esco Ei one licHl a E FENIE ee EEE Display design Display Beschreibun ENTER push button and Best tigungstaste und Taste zur Sa reli ics sani 9 Ipush button for Select Speed nderung der Motordrehzahl Fue E i
24. onmentally compatible disposal of media auxiliary materials and re placed parts e Remount and reactivate all safety and protective devices immediately on completion of the main tenance inspection or repair work 2 7 Unauthorized modifications and spare parts Modifications or changes to the unit are only allowed after consultation with the Manufacturer In the inter est of safety only original spare parts and accesso ries authorized by the Manufacturer should be used The use of components other than the original spare parts may invalidate the Manufacturer s liability for any resulting damage MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 7 20 Hand Extruder MEK 18 MAK 18 3 Transport and Storage 3 1 Transport A Before transport and storage make sure that the hand extruder has cooled down to safe to touch temperature A Hold and touch the hand extruder only on the handles provided for this purpose Do not touch bare metal parts including the hot air hood whether with or without gloves be fore having made sure that they are safe to touch These parts reach temperatures of up to 350 during operation D02 0001 e Always transport or store the hand extruder in such a way as to preclude any mechanical loads on the attachments If parts have been removed for transport pur poses mount and fasten them carefully before restarting the hand extruder Transport of the hand extruder in M
25. or repair maintenance and servicing of the purchased article by a company not authorized by the Manufacturer if the Purchaser can be reasonable expected to have known that such company was not authorized or 6 4 the installation of parts into the purchased article without having obtained Manufacturer s prior ap proval for such parts or the modification of the purchased article in a way not approved by the Manufacturer or 6 5 Purchasers failure to observe the instructions given in the user s manual accompanying the purchased article e g operation maintenance and care or 6 6 Purchaser having removed the serial number or made it illegible 7 Natural wear and tear shall be expressly ex cluded from this warranty 8 Accidents force majeure or other circumstances beyond the control of the Manufacturer in par ticular damage caused by lightning overvoltage water fire etc shall be excluded from this war ranty 9 All rights under this warranty shall become null and void on expiry of the warranty term pursuant to Section 1 For claims asserted within the war ranty term but no settled by its expiry the war ranty shall remain effective until the respective defect has been remedied The period of limita tion shall be suspended for such claim Page 20 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH
26. r preheater 2100 W 230 V 2300 W 230 V W 120 V Air Ar supy Airrate 300 300 l min at 0 4 bar 000 0 at 0 4 bar Control of melt tempera Temperature controller with concurrent A controller with concurrent ture momentary value and setpoint display momentary value and setpoint display Control of air tempera Temperature controller with concurrent Temperature controller with concurrent ture momentary value and setpoint display momentary value and setpoint display Cold start protection Start temperature interlock and startup Start temperature interlock and startup timer for melt and preheat air timer for melt and preheat air Page 18 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff Schwei technik Warranty Certificate Name and address of Purchaser Type of unit Hand extruder Type designation Serial no P O date Your warranty MUNSCH Kunststoff Schwei technik GmbH hereby war rants the unit to be free from defects in materials and workmanship from the date of its first acquisition Should deficiencies resulting from defects in materials or work manship be identified during the warranty period the dealers will in accordance with the following terms and conditions repair the unit or at their discretion replace either the complete unit or the defective components without charging labour or material costs Dealer s stamp and signature MEK 18 MAK 18 Issue 08 2008
27. re below start interlock tem Allow hand extruder to heat up perature Preheat time for hot air too short Allow hand extruder to heat up Preheat time for melt too short Allow hand extruder to heat up Heating cartridge defective i Air supply not constant External air supply Check air supply unit Integrated air supply 1 Wrong rated voltage Rated voltage gt permissible voltage Check mains voltage Rated voltage lt permissible voltage Check mains voltage 1 Extension cable heats up Unroll cable reel Check cable cross section see also section Sa fety Extruder nozzle plugged with foreign matter Clean extruder A Extruder nozzle left hand thread Electronic control defective Controller programming error Welding rod feed Remove welding rod A 17 Drive unit defective 1 1 Observe instructions in section Maintenance Observe instructions for operation Hot air unit defective 0 No mains voltage Check voltage supply 1 Consult MUNSCH Kunststoff Schwei technik GmbH 2 Only for MAK 3 Only for MEK MEK 18 MAK 18 Issue 08 2008 Rev 01 Page 17 20 Hand Extruder MEK 18 MAK 18 8 Technical Data Type designation MEK MAK eaa 1 AUS kg h PP PE EN Es kg h PP PE O T aa welds pene S welds Weight ek Mi O 230 V AC with speed control 230 V or 120 V AC with eee control Extruder heating system 18 400 W 230 V 18 400 W 18 400W 120W 120 V Ai
28. truder Make sure to use original spare parts only For spare parts supply contact MUNSCH Kunststoff Schwei technik GmbH Drive unit UX1 Replacement of carbon brushes Remove the 3 screws and pull off the cap Remove dirt carbon dust using compressed air for instance Replace the carbon brushes 2 x K04886 and screw the cap in place again Extruder screw bearing K02669 Axial bearing replace K04361 Ball bearing replace K04362 Circlip replace if necessary K02965 Seal ring replace K02698 Spacer ring replace if necessary Compression lever assembly Baugruppe Druckhebel 18 25 Pan head screw Flachkopfschraube 2x K03072 Compression spring Druckfeder Washer Unterlegscheibe 2x K03070 Druckhebel K03067 Compression lever Page 14 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH y Kunststoff Schwei technik Handle Handgriff K02941 Rohrheizpatrone Heating cartridge 230V K02603 120V K04210 Kompressionsd se K02922 Compression nozzle Vorw rmd se K02696 Preheat nozzle Sicherungsring K03035 Circlip D se K04509 Nozzle Schaltgeh use Unterteil mit Regler Typ K Control box bottom part with controller type K Sechskantmutter Innen 6kt Schraube Hex nut 2x K03350 Allen screw 2 3x K03410 Zylinderschraube Fillister head screw Anschlussplatine Typ K
29. uder unattended 5 4 5 1 Hand extruder with integrated air supply type MAK e Press return button once to switch off the heat ing circuits Temp rature mati re Massetemperatur melt Temp rature d air Lufttemperatur air Valeur de consigne Sollwert setpoint Istwert actual value Valeur r elle enter return select entrer retour selection A Maintain the air supply of the hand ex truder until the unit has completely cooled down e Pull mains connector 5 4 5 2 Hand extruder with external air supply type MEK e Press return button once to switch off the heat ing circuits e Pull mains connector A Maintain the air supply of the hand ex truder until the unit has completely cooled down A Never use water or another coolant to accelerate the cooling process 5 4 6 Transport Storage Make sure to observe the instructions under section Transport Storage 5 5 Set temperatures on temperature controller The default settings for the melt and air temperatures ofthe MEK and MAK hand extruders are shown in the following temperature chart The values have been determined with the aid of reference materials Temperature chart for MEK MAK Material Melt temperature Air temperature PP 200 240 250 300 200 240 250 300 PVDF 240 260 280 350 C If other temperatures are needed the corresponding settings can be made
30. unt 3 3 For replacement parts installed within the scope of the remedial work a warranty will be provided under the purchase contract the warranty period for such parts ending on expiry of the warranty period of the object purchased 3 4 For the warranty to become effective this war ranty certificate must be produced for each re pair 4 If the defect cannot be remedied or if the Pur chaser cannot be reasonably expected to accept any further attempts at making good the defect the Purchaser may demand annulment cancella tion of the contract or a price reduction reduc tion of compensation in lieu of remedial work In such a case the Purchaser shall not be entitled to any replacement 5 Manufacturer s warranty obligations shall not be affected by a change in ownership of the pur chased article 3 k MUNSCH Kunststoff SchweiBtechnik GmbH Im Staudchen e D 56235 Ransbach Baumbach P O Box 142 e D 56221 Ransbach Baumbach Germany Phone 49 0 26 23 8 98 80 Telefax 49 0 26 23 8 98 85 Internet http www munsch de Email munsch munsch de 6 Any damage incurred through the following acts or omissions of Purchaser shall be expressly excluded from this warranty 6 1 Purchaser s failure to report a defect pursuant to subsection 3 1 or to promptly provide an oppor tunity to remedy the defect following Manufac turer s request or 6 2 improper handling or overload operation of the purchased article or 6 3 pri
31. zzle 4 the heating systems for the air melt temperatures may be activated Temp rature mati re Massetemperatur melt Temp rature d air Lufttemperatur air Valeur de consigne Sollwert setpoint Istwert actual value 1 Valeur reelle enter return select entrer retour selection For the operation of the temperature controller see section 5 5 Set temperatures For tempera ture settings see page 12 The hand extruder will reach its operating temperature after about 10 15 minutes Page 10 20 Issue 08 2008 Rev 01 MUNSCH Kunststoff Schwei technik GmbH MUNSCH Kunststoff SchweiBtechnik e A Hold the hand extruder only on the handles provided for this purpose LINZ LINZ gt DO2 0001 The melt temperature must have rea ched the preset start interlock temperature for the startup timer to be activated After the startup timer has timed out the start interlock will be re leased and the extruder can be started 5 4 Welding with the hand extruder A Observe section Safety and the data sheet General Welding is to be carried out in accordance with the guidelines of the German Association for Welding Technology Deutscher Verband fur SchweiBtechnik DVS The parts to be joined and the welding rod must be clean and dry 5 4 1 Introducing the welding rod e CAUTION The hand extruder is provided with a bore for introducing the w
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