Operating Instructions for Micro Application Head
Contents
1. Danger of burns The module and melted hot melt adhesive can reach temperatures over 200 C Wear heat protection gloves for the following work steps To clean the nozzle carry out the following steps 1 Heat up the application head to operating temperature 2 Unscrew the nozzle with the open end wrench 11 mm 3 Push the appropriate nozzle cleaning needle Art No see table through the nozzle For nozzle Art No 0 15 0 20 NKT0244 0 20 0 35 NKTO241 0 30 0 50 NKTO241 gt 0 40 NKTO243 4 Screw on nozzle 10 6 3 Replace module HB 1 Required tools e 1 Allen key mm 1 open end wrench 11 mm ETT N Ef Figure 4 Replacement of module HB 1 Danger of burns The module and melted hot melt adhesive can reach temperatures over 200 C Wear heat protection gloves for the following work steps To replace the module HB 1 carry out the following steps 1 Heat up the application head to operating temperature 2 Unscrew the nozzle with the open end wrench 11 mm 3 Release the screws M4 shown in Figure 4 using an Allen key 3 mm 4 Remove the module Figure 5 Insert O rings 11 5 Check the supplied O rings for completeness and correct fit see Figure 5 6 Position the module to the application head and screw on 7 Screw on nozzle at the nozzle foot of the module 7 in Figure 2 It may be necessary to wait unti2. with eyes Rinse your eyes immediately with running water for several minutes Have a doctor remove the cooled adhe sive If nauseous after inhaling va Provide fresh air For persistent malaise consult a doc pours tor After swallowing For persistent malaise consult a doctor 2 2 Notes on safe operation To avoid functional disruptions and faulty operation comply exactly with the following notes at all times e The maximum permissible operating pressure of the hot melt adhesive 100 bar must never be exceeded e Remove combustible or heat sensitive objects out of the range of the nozzle Protect the device from moisture and wetness protection from electric shock e Comply with the processing data sheet of the hot melt adhesive protection from pro cessing errors Disconnect the power supply plug in connection at heatable hose before every en gagement at the device maintenance cleaning Allow the device to cool off completely before storage e Should you become aware of damage to the device or to the supply leads disconnect the device from the power supply immediately Have the device inspected immediately by a specialist It may only be put back into operation after proper repairs see chapters 6 and 7 Assembly OW B LS say CHER RHE Figure 2 Connections HB 11 Cons Function No Clamping screw Opening for holding rod Connection heatable hose C
3. 14 1 1 1 2 Please read these operating instructions carefully and thoroughly before putting the micro application head into operation the first time Pay particular attention to the safety notes in Chapter 2 These operating instructions must be readily accessible to every user at all times Please also comply with the operating instructions for the e tank system and the e heatable hose especially the safety notes contained within Operative range The micro application head HB 11 is used for the dosed discharge bead or line form of hot melt adhesives with exchangeable nozzles intended use Technical data Model Parts No Scope of delivery Weight kg Supply voltage for solenoid valve V DC Operating current solenoid valve A Heating capacity W Class of protection Operating temperature C Warming up period min Temperature sensor Compressed air connection bar max hot melt adhesive pressure bar Hot melt adhesive viscosity mPas Switching frequency cycles s Response time of the solenoid valve ms Nozzle thread Connection for hot melt adhesive Head bracket Dimensions mm Recommended hot melt materials HB 11 NKT 0590 Ni 120 FCH 0479 Pt 100 Micro Application Head HB 11 Module HB 1 e Solenoid valve e Connecting cable for solenoid valve The nozzle is specific to application and not included in the delivery Please order separately 0 54
4. 24 0 7 160 IP40 up to 200 lt 10 Pt 100 or Ni 120 alternatively NTC or FeCuNi 5 6 The compressed air must be free of condensate and acid 100 500 15 000 max 200 3 UNF 3 8 9 16 18 UNF for standard hose width 8 other thread types possible For holding rod with 11 12 mm 150 x 18 x 99 Hx W x D B HNEN hot melt adhesives depends on utilised hot melt adhesive 1 3 Dimensioned drawing uma QT Li H Ke dE 99 ep Security advice Possible dangers Danger Never point the operational device at other persons Danger due to high pressure Danger of burns The nozzle and melted hot melt adhesive can reach temperatures over 200 C Wear heat protection gloves whenever contact is unavoidable Danger due to vapours PU hot melt adhesives give off harmful vapours isocyanates even when applied in accordance with instructions If the prescribed processing temperature is exceeded for a longer period harmful decomposition products will develop For your safety please observe the following notes Make sure there is sufficient ventilation S statement 51 e Do not inhale vapours and atomised sprays S statement 23 Do not smoke eat or drink during work S statement 20 21 Measures for First Aid After skin contact Cool the affected areas immediately with plenty of cold water After contact
5. Translation of the Original Operating Instructions Micro Application Head HB 11 BUHNEN H6011XM Issue 06 2014 KLEBESYSTEME 1 1 1 2 1 3 2 1 2 2 3 2 3 3 3 4 4 1 4 2 4 3 4 4 5 1 6 1 6 2 6 2 1 6 3 10 Generolo E QT AKAA 3 ODSrIAalve INA AAA 3 Aa ga re OA r ua Dimensioned TAWI Ia 4 SECUN wai iia Wa Ka ii wawa kwaa WA wa awa aaa Kaa wa Wa waana wi amina aa aa 5 ASIA ANC IA AA E 5 Notes on Safe operatio EE m 6 BSSOIIDIV ora E E wazawa 6 BISU ioo AA ooo me 7 C mpressed BAN eee ace tee ee ne nee eee eee ne ene Me ee ene Renee 8 PH AA E 8 ST NN i tos ct itt rir cae re e sees need nnd esate E 8 BURT AN ODETA O 8 Adjusting the 8 Interruptions in work End of ED RE 8 Processing PU hot met adhesives 8 WAUNDA II 9 Troubleshooting and 16 Ia Wa 9 MaintendricelsePVICIIO AA 10 Maimtenance pc ave cq ETE 10 capp AAEN AN OE ET 10 EIC eee ee te nek I m T eee 10 Replace Module HB 11 REDE TTE I AA AA IA 12 AET aa aa aa aaa aaa 12 DIS PASA ai E E EE AA AA Wa A 12 S Aaaa 13 Declaration f COMM OPM II
6. eated now and reach temperatures exceeding 200 C 3 3 3 4 4 2 4 3 4 4 Compressed air connection Connect the compressed air supply quick coupler PK4 to the connection 4 see Figure 2 The supplied compressed air must be free from condensate and oil Heatable hose Required tools 1 open end wrench size 14 1 open end wrench size 19 Pt 100 or 1 open end wrench size 18 Ni 100 To connect the heatable hose carry out the following steps 1 At the tank system activate the heater of the corresponding output 2 Allow the heatable hose to heat to operating temperature 3 Screw on the heatable hose with connection 3 see Figure 2 Connections HB 11 on page 6 While doing so secure the application head with the open end wrench size 14 After placing and screwing on the hood see Figure 3 assembly is completed The application head can now be put into operation Operation Initial operation The heating time of the application head is significantly less than those of the other com ponents tank system heatable hose After the tank system has heated the application head can be put into operation immedi ately Additional preparations are not necessary Adjusting the adhesive dosage The adhesive discharge per timing cycle depends on the parameters e Adhesive pressure Nominal diameter of the nozzle Opening time of the solenoid valve After initial operation use trials to determine the o
7. kleben buehnen de A BU N N www buehnen de KLEBESYSTEME Subject to change B HNEN GmbH amp Co KG H6011XM 140625 H
8. l the new module has reached the operating tempera ture Repairs Repairs other than those described in these operating instructions may only be imple mented by competent persons commissioned by B HNEN or otherwise competent per sons with the use of original B HNEN spare parts Warranty The unit was developed and manufactured according to the latest state of technology The first purchaser receives warranty on function material and processing according to statu tory regulations Normal wear and tear is excepted The warranty is void if improper handling use of violence repairs by third parties and the installation of spare parts other than the original has been determined The warranty extends to servicing or replacing according to our choice Warranty beyond our scope of delivery is excluded as we do not have any influence on the competent and expert use of the unit Please observe our terms and conditions Disposal Take the unit packaging and accessories to an environmentally friendly recycling centre in accordance with Directive 2002 96 EG of the European Parliament and the Council of January 27 2003 12 10 Spare parts 11 NKTO599 12 NKTO600 3 MCHO232 11 NKTOS99 H601112 14 RKTO607 13 RKT0406 2 1290 4 NKTO182 9 NKTO451 5 NKTO218 2 1290 6 NKTO229 Item 10 including Item 5 Item 6 and Item 7 Item 3 i
9. onnection compressed air PK 4 Connection solenoid valve for PLC controller Connection heater temperature sensor for heatable hose gt Nozzle foot 3 1 3 2 Mechanical assembly Reguired tools e 1 Allen key 2 mm 1 open end wrench size 10 EET Figure 3 Release the hood To assemble carry out the following steps 1 To release turn the screws shown in Figure 3 2 3 revolutions using an Allen key 2 mm Slightly raise the covering cap 9 and pull off towards the front Release screw 1 see Figure 2 with an open end wrench size 10 Push the opening 2 of the clamp over the holding rod 11 12 mm Align the application head in the required position Tighten the screw 1 Electrical connection For the electrical connection carry out the following steps 1 At the tank system switch off the heater of the output to which the application head will be connected 2 At the controller PLC switch off the activation of the solenoid valve Insert the plug 5 see Figure 2 of the cable for the activation of the solenoid valve 4 Apply the free ends of the cable to the corresponding connections of the controller PLC 5 Connect the plug in connector at the end of the cable 6 to the mating connector at the heatable hose o W OO Danger of burns If the heater is not switched off see step 1 the application head can be h
10. ptimal combination of these parameters for your application Interruptions in work End of shift In case of longer periods of interrupted work end of shift the application head can be put out of operation by switching off the heater When switched back on the heating time of the heater is less than 10 minutes Processing PU hot melt adhesives For PU polyurethane adhesives the humidity triggers a chemical reaction which leads to the firm bonding of the objects to be glued Please also observe our Product Information Polyurethane Hot Melt Adhesive 5 1 What happens if This chapter provides an overview of possible status and error messages and offers help on error correction In case of occurring functional disruptions please first check e the power supply and the compressed air supply for proper function as well as e whether the device or the supply leads power supply compressed air show mechani cal damage If you determine mechanical damage do not in any case put the device back into opera tion Have the device inspected and repaired by a qualified service centre Troubleshooting and repair Fault Possible Cause Remedy see chapter Nozzle drips Module HB 1 defective Clean nozzle foot needle Replace module 6 3 Too little hot melt ma Operating pressure too Increase operating pres terial or none at all is low sure max 100 bar discharged Compressed air supply Check compressed ai
11. r interrupted lead Nozzle system clogged Clean or replace nozzle 6 2 1 Temperature sensor Replace temperature defective sensor Processing temperature Increase temperature too low Module HB 1 defective Replace module 6 3 6 1 6 2 6 2 1 Maintenance servicing Danger Danger due to electrical voltage All work which reguires the device to be opened must only be done by gualified electri cally skilled personnel Danger of burns The nozzle and melted hot melt adhesive can reach temperatures over 200 C Wear heat protection gloves for maintenance and repair work Maintenance intervals Comply with the listed maintenance intervals to ensure continuous faultless and safe operation Daily Check the nozzle system for passage visual check Clean the nozzle system as necessary Weekly Check of all attachments for correct fit and tightness visual check Cleaning Do not use aggressive solvents to clean the device The solvents could damage the device components For cleaning we recommend BUHNEN Cold Cleaner Art No F91500 e Replace parts that cannot be cleaned e g due to burnt or fully cured hot melt material completely We recommend having this work done by B HNEN Service e Remove the residues of hot melted material and other contaminations by mechanical means only e g using a cloth soft brush wood spatula or similar Clean nozzle Required tool 1 open end wrench 11 mm
12. s not part of the complete application head 8 NKTO247 Figure 6 Spare parts Spare parts list Order No Quantity Designation 1 H601112 1 Panelling with B HNEN logo 2 KDN1290 2 Hexagon socket 3 MCH0232 1 Air hose NW4 PTFE 4 NKT0182 1 Adapter 45 5 NKT0218 1 O ring 21 95 x 1 78 6 NKT0229 1 O ring 7 NKTO230 2 Cheese head screw 8 NKTO247 1 Heating cartridge 6 5 x 40 9 NKT0451 1 Head filter unit Series BM 10 NKT0591 1 Module HB 1 11 NKT0599 2 Silencer 12 NKTO600 1 Air nipple 90 13 RKT0406 1 5 2 way valve 14 RKT0O607 1 Connector 15 i 1 Cord set Ni 120 16 1 Temperature sensor Ni120 17 1 Cord set Pt 100 18 1 Temperature sensor Pt 100 19 1 Tube with quick coupler set s 20 1 Bracket upon request 13 Declaration of Conformity Conformity Declaration We the Buhnen GmbH 8 KG D 28277 Bremen declare on our sole responsibility that the product Applicator Head HB 11 to which this declaration refers complies with the following Standards or normative documents in its supplied condition EN 55014 EN 60204 1 EN 61000 3 in accordance with the stipulations of guideline 2001 95 EC 2002 95 EC 2002 96 EC 2004 108 EC 2006 95 EC 2011 65 EU Hermann Kruse Hanno Punjer Technical Manager 8 General Manager Documentation Representative BUHNEN GmbH 8 Co KG Hinterm Sielhof 25 28277 Bremen Germany Phone 49 0 421 51 20 125 Fax 49 0 421 51 20 260
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