Techspan Extruder Welder model "micro" Operating Instructions
Contents
1. MICRO Attention Do not operate the Micro HWE from mains sources with impedances greater than Zmax 0 264 j0 165 Contact your local utilities company to get impedance data of your mains network if it is not available Safety Information Operate the Micro HWE only when powered from a mains network protected by a RCCB residual current operated circuit breaker or an isolation transformer as specified in German Electricians Association specification VDE 0 100 55 Do not permit the Micro HWE to become damp or contact water When operating the Micro HWE observe all local and national safety regulations in their currently valid versions Observe all accident prevention regulations in their currently valid versions and applicable technical regulations for safe and technically proper work procedures Observe all applicable parts of Council Directive 92 57 EEC of 24 June 1992 Information Concerning Use DOHLE Micro hand welding extruders are designed in accordance with state of the art technology and current safety regulations However if they are used improperly safety hazards for users or third parties and or damage to machines and other property may result Use the Micro HWE only when in technically sound condition and only in accordance with its intended application purpose as well as these operating instructions The manufacturer supplier cannot be held responsible for damages resulting from or associated wit2. 102 tvlt a 21990 161 a 790 8511 a 6061 a a 2061 6 8621 tlzet a 45 TECHSPAN Operating Instructions MICRO Parts list DX283 1 Extruder Article No Description Quantity 5113127 Mica insulation tube 19x89 5 6100295 Rubber ring seal Socket head cap screw M4x10 DIN912 D O164 Axial deep groove ball bearing 51103 Spcket head cap screw M3x10 DIN912 D O907 22 potentiometer 1122 Cover Micro D D 1138 Resin intake unit Micro D 1139 Heating element seal Micro D 1142 Extruder barrel Micro D 1143 Extruder screw Micro Drive motor Micro Connector Micro Hot air infeed tube Micro Tubular nozzle Micro Pivoting tacking nozzle Die Micro D 1154 ring Micro 1155 temp thermocouple Micro D 1156 Air temp thermocouple Micro D 1163 Clamp collar 18 9 1181 Welding shoe Micro V8 D 1195 SOFTLINE hand grip D 1196 Deep groove ball bearing 61903 2Z 1197 Cylindrical 2 5x10 DIN7 D 1199 Headed press fit bush 5x12 DIN172A 1201 Socket head cao screw 4 12 DIN912 D 1202 Push switch on off IP67 D 1203 Motor control unit Micro D 12O6 Head plate Micro D 12O7 Housing Micro D 1214 Head plate gasket bolt 3 6x7x12 Cable plug in connector Micro Socket head cap screw M4x45 DIN912 Flange
3. 096206 9652 67 121 snew udag snew i dd Tc oroz LL zz ge SBI a sne qeag OLOZ LE Ze _ a peg xog 4 lt 9 0101040 7 sselW pueqzi H IUL ILN ZIW LIW Puasa aa a 82 neg zz 9 ez zz fe 2 o uneug nagari pueqzisH d w upo 3 o t I we 2 5 sny ad 8 6 gt i 5 2 O L 22244951 z 23234 249 01 ZIENS emys a DOAZ 5 0 SSISAA _ w unub x 2 I i yor nq i 9 0 212025 8 9 8 r 51 TECHSPAN Operating Instructions DOFLE MICRO Available Welding Shoes MICRO fillet weld Panel thickness s Article No 3 4 D 1175 5 6 D 1176 8 D 1177 10 D 1178 Panel thickness s Article No 3 4 D 1179 5 6 D 1180 8 D 118
4. socket Micro Potentiometer scale Micro on off adhesive label Micro Thermocouple gasket Micro Mica heating band Micro N 46 TECHSPAN Operating Instructions DOFLE MICRO DX 283 2 E BOX 1157 1127 1160 1349 1161 1 0 1161 D 1246 3045 D 3039 D 1346 D 1348 D 2112 D 2002 2113 47 TECHSPAN Operating Instructions MICRO Parts list DX283 2 E BOX 48 TECHSPAN Operating Instructions DOFLE MICRO DX 283 3 Supply Line Package D 3043 9 9 D 3044 D 1306 p 3046 D 3040 D 1372 consist D 1261 and 2x D 1366 D 3046 Plug connector housing Micro 49 TECHSPAN Operating Instructions DOFLE MICRO 8 5 9 S r L 1514 9511 UOA O L 196506 5622 Xed 096506 9622 191 49 yjouajyorddny 60859 88 ina 3 4 1 0 025090 wnyeq Buni p
5. the following thermoplastic resins PE PP PVC U PVDF ECTFE Special equipment PVC C Observe all instructions and information provided by the resin manufacturers Chanqe in Resin Processed When you change resin processed you must first remove all of the resin last processed from the Micro HWE To do this first heat up the Micro HWE to the selected operating temperature and remove the welding shoe Warninq Take appropriate measures to prevent burns when workinq on the hot Micro HWE Next purge the Micro HWE approx 20 minutes with the new resin Then install the replacement die which must be either new or last used with the resin now to be processed When interrupting welding work Do not leave the Micro HWE unattended Maintain the air supply to the Micro HWE Warning when processing PVC or PVDF do not interrupt operation for more than 3 minutes Should interruption occur for over 3 minutes or when you are stopping welding work with either of these resins remove them from the barrel by purging for approx 5 minutes with PE or PP 40 TECHSPAN Operating Instructions DOFLE MICRO Shutting Down the Micro HWE Set the Micro HWE down on the integrated support surfaces provided for this purpose Flip the HEAT switch on the E Box front panel to the OFF position Approx 2 minutes later unplug the power plug out of the socket outlet After usage always clean the nozzles and the welding shoe refe
6. 1 Article No O7 D 1183 9 D 1184 52
7. TECHSPAN Operating Instructions MICRO Techspan Extruder Welder model micro rating Instruction 28 TECHSPAN Operating Instructions MICRO Article No Machine DX283 Micro Machine No Required mains power 230 V 50 60 Hz Overall power consumption 1500 W These operating instructions including all texts drawings and appendices contained herein are copyrighted by DOHLE Extrusionstechnik GmbH Any reproduction or duplication and or forwarding to third parties of these operating instructions or any part s thereof is prohibited without our express written permission Please carefully read and understand these operating instructions before starting or operating your Micro hand welding extruder Micro HWE as we are not in any way liable for damages caused by or associated with improper use Should you consider modifying your Micro HWE please consult us in advance as any modifications made without our approval render its warranty invalid Use the Micro HWE only for its normal intended use Ensure availability of these operating instructions at all times to the personnel operating the Micro HWE For service or parts please contact TECHSPANGROUP Australia P 1 800 148 791 F 1 800 148 799 E info plasticweldingtools com au New Zealand P 0800 603 603 09 827 6596 E info plasticweldingtools co nz 229 TECHSPAN Operating Instructions
8. at sensitive objects Do not point the hot air jet towards any one spot for an extended period of time Operation Do not operate the Micro HWE without air supply Be certain that the extruder DX283 the supply line package DX285 and the E box DX284 are properly connected before starting the Micro HWE TECHSPAN Operating Instructions DOFLE MICRO Working overhead When working above head level wear appropriate safety equipment helmet goggles etc Electric Safety Power the Micro HWE only from an easily accessible grounded earthed socket outlet Before connecting the Micro HWE to a mains outlet check the voltage of the outlet to be sure that it is the same as the nominal voltage given on the nameplate of the Micro HWE Operate the Micro HWE only when protected by a residual current operated circuit breaker or an isolation transformer as specified in German Electricians Association specification 0 100 855 Extension Cords When using extension cords be sure that they have at least the following minimum conductive cross sectional areas Cord lengths up to 18 m 2 5 mm 2 Cord lengths up to 50 m 4 0 Any extension cords used must be approved by the national electric safety authority for the site of use and marked accordingly Do not operate the Micro HWE if its power cable or plug are damaged in this case arrange for repair by manufacturer qualified electr
9. h users non observance of these operating instructions Any use of the Micro HWE other than its intended application purpose is prohibited without the prior approval of the manufacturer supplier Maintenance or other work on the electrical systems of the Micro HWE must be carried out by qualified electricians only in accordance with accepted technical practice and regulations 30 TECHSPAN Operating Instructions DOFLE MICRO The Micro HWE may be used by qualified technicians only following thorough training on the Micro HWE Extruders are not intended for use by persons including children with reduced physical sensory oder mental capabilities or persons with insufficient experience and or knowledge unless they are supervised by a person responsible for their safety or have been instructed in the safe use of the Micro HWE Do not permit children to play with the Micro HWE Information Regarding Particular Safety Hazards MICRO hand welding extruders may only be held and manipulated by their hand grips intended for those purposes Bare metal parts of the Micro HWE can reach temperatures of up to 350 C therefore do not touch them Warning Heat may be conducted to flammable materials which are not immediately visible and ignite them Safety zone Do not point the hot air jet of the Micro HWE towards people animals or heat sensitive objects Maintain a downstream safety clearance of 2 m to people animals and he
10. icians only or any of its safety related components are damaged or foreign materials or liquids have entered the Micro HWE or the Micro HWE has been damaged or operates differently than usual 32 TECHSPAN Operating Instructions DOFLE MICRO Never spray the Micro HWE with water this can cause short circuiting Do not use the Micro HWE in explosive or flammable areas Operating the Micro HWE with insufficient care can cause fires Setting down the Micro HWE When setting the Micro HWE down always do so on its support surfaces provided for this purpose to avoid undesired movement or tipping over 33 TECHSPAN Operating Instructions DOFLE MICRO Starting Up the Micro HWE General Information Observe all safety related instructions and information given in these operating instructions In addition observe all accident prevention regulations and national safety regulations valid in the country in which the Micro HWE is operated Post Delivery Assembly of Micro HWE Micro hand welding extruders require only minimum assembly following shipping to your plant Connect the E Box air and electric feed in lines to the extruder Screw the included hand grip if required onto the extruder Welding Shoes Use the two welding shoe blanks included in the scope of delivery to fabricate the welding shoes required for the welding seams you intend to make Note When doing this observe DVS 2207 Gu
11. idelines Part 4 DVS Deutscher Verband f r Schwei en German Welding Society If you prefer we can supply two ready to use welding shoes instead of the blanks In this case please specify with your order the desired seam dimensions and thickness of the panels to be welded together 34 TECHSPAN Operating Instructions DOFLE MICRO Installation of Welding Shoe Welding shoe is only to be changed by manual power Do not use any tools in order to avoid damage of the welding shoe Caution Very hot Can cause burns use appropriate gloves 1 Installation gt Clamp collar Notch To install the welding shoe place it on the die such that its notch is even with the vertical slot in the die To bring the welding shoe into its working position turn it 90 clockwise The notch in the welding shoe should now be even with the groove in the die The cylindrical pin retains the components to prevent decoupling due to melt pressure Maintaining this position tighten and lock the clamp Cylindrical pin collar Loosen the clamp collar and turn the welding shoe 90 counter clockwise The welding shoe is now no longer arrested and can be removed TECHSPAN Operating Instructions MICRO Available Air Nozzles for Micro HWE The standard air nozzle supplied with the Micro HWE is tubular nozzle Article No D 1148 D 1148 Tubular die Micro An optional nozzle version is also a
12. ntly selected To change temperature setpoints please refer to the section of these operating instructions entitled Changing Temperature Setpoints 13 Do not leave the Micro HWE unattended when in operation 37 TECHSPAN Operating Instructions DOFLE MICRO Controller Panel Control Housing D 2113 AIR temp controller D 2112 Melt temp controller D 2305 Fuse holder with D 2304 Fuse 6 3AT D 2231 Switch 2 pole Display and Operating Controls of E Box Front Panel AL alarm lights up when alarm output is actuated 38 TECHSPAN Operating Instructions DOFLE MICRO Entering Controller Setpoints All controllers can be changed in their setpoints only and incorporate an electronic lockout function preventing false entries Changing Temperature Setpoints The controller simultaneously displays the actual temperature and the temperature setpoint To change the temperature setpoint proceed as follows 5 CMW STP OUT BABB Si r 88888 Kee Down key key Each time this key is pressed the setpoint goes Each time this key is pressed the setpoint down If the key is held down continuously the goes up If the key is held down contin setpoint goes down continuously uously the setpoint goes up continuously 39 TECHSPAN Operating Instructions DOFLE MICRO Processable Resins The Micro HWE can be used to process
13. on Controller Error No Display does not light up 01 06 07 Display S err 12 Display is not stable 14 Wrong incremental direction on display 15 43 TECHSPAN Operating Instructions DOFLE MICRO Error Possible cause Resolution No 01 No power supply Connect power supply 02 Incorrect mains voltage Have mains supply checked by qualified specialist 03 Extension cord gets hot Check conductive cross section Unroll cable drum completely 04 Defective melt temp thermocouple Replace thermocouple 05 Defective air temp thermocouple Replace thermocouple 06 Defective melt temp controller Replace controller 07 Defective air temp controller Replace controller 08 HEAT switch on front panel Switch to ON in OFF position 09 Defect s in cable connections Have checked by qualified specialist 10 Preheating period too short Allow extruder to heat up 11 No supply of outside air Connect outside air intake line 12 Thermocouple damage monitor signal Replace thermocouple 13 Unsuccessful attempt to change Have parameter deblocked by blocked parameter qualified specialist only 14 Thermocouple malfunction or Check thermocouple loose connections Check connections 15 Improperly connected sensor Check connections and interchanged 44 TECHSPAN Operating Instructions DOFLE MICRO DX 283 1 Extruder 2060 a 9820 vlet 651 a 81 0610 9 a 9620019 estt a 902 2021
14. r to page 9 mounting welding shoe Warning Burns can be suffered when touching bare metal parts even 15 minutes after the Micro HWE has been shut down Do not apply water or any other materials to accelerate cooling Servicing Unplug the power plug of the Micro HWE from the socket outlet before doing servicing work of any kind on the Micro HWE Servicing may be done by qualified electricians only Observe all safety relevant instructions and information given in these operating instructions Maintenance The extruder and air compressor drives are brushless motors and therefore essentially maintenance free Thrust Bearing Extruder Screw Every 250 operating hours the extruder screw should be cleaned and the thrust bearing replaced Attention replace with original DOHLE thrust bearing only which is filled with high temperature grease 41 TECHSPAN Operating Instructions MICRO Trouble Shooting Malfunction Drive motor does not start Drive motor shuts down Extruder remains cold Hot air remains cold Hot air temperature does not attain setpoint Melt temperature does not attain setpoint Extruder does not propel melt from die Error No 01 02 04 05 06 07 08 09 10 11 03 04 05 06 07 08 09 01 02 04 05 06 07 08 09 12 14 01 02 05 07 08 09 11 12 14 16 10 10 10 42 TECHSPAN Operating Instructions MICRO Controller Malfunctions Display
15. uy m 8 mm gt ZJEMUIS gt abuelo 8 m gt 3 lt GLUld 1 2916 i wam gt UNDO m 1999 ps m gt 999 e 21 117 w JOY 55 m gt NEO lt e 191235 m 4 19095 an gt SSM L sx 1010 r SSI AA unz wm 55 712 05 9 ZIEMYIS T m gt ZIEMUOIS 55 z gt Jayeyos Iod X 8 179 gt 5 lt SSEN 19398 S lt SSP 19295 SSI JA 7 gt 210 5 t 2 5 9 1 2916 4 YN UND 909 lt J y99 S e 104 guld 19399 S v tX LX v 091050951132191 8 9 9 r k 50 TECHSPAN Operating Instructions MICRO Ia r l L P 3519 OL 5880 196206 5622 67
16. vailable a tubular nozzle with a pivoting tacking nozzle Article No D 1340 Additional part D 1149 Tubular nozzle for RN pivoting tacking nozzle Additional part D 150 Pivoting tacking nozzle D 1340 Tubular nozzle with pivoting tacking nozzle complete unit 36 TECHSPAN Operating Instructions MICRO Starting Up the Micro HWE Observe all safety related instructions and information given in these operating instructions Do not operate the Micro HWE without air supply Operating the Micro HWE without air supply will damage it Before plugging your Micro HWE into the mains socket please check to ensure that the HEAT switch for the heater units is in the OFF position the air supply is properly connected all electrical connections are properly connected and drive motor switch is in the OFF position All DOHLE hand welding extruders are equipped with a patented melt temperature sensor a melt immersed thermocouple located between the screw and the die and cold start lockout protection Now plug the power plug of the Micro HWE into a suitable mains socket 230 V 16 A Operate the Micro HWE only from easily accessible grounded earthed socket outlets Air supply starts automatically when the power plug is plugged into the mains socket Now flip the HEAT switch on the E Box front panel to the ON position The Micro HWE now heats up to the temperature setpoints most rece
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