Operating Instructions Manual application unit HB950
Contents
1. Determine the optimum setting by turning the adjusting screw see Figure 7 and repeated trials Figure 7 Setting the spray air 11 6 1 6 2 6 2 1 Maintenance servicing Danger Danger due to electric voltage All work that requires the device to be opened may only be performed by qualified personnel with electrical skills Danger of burns The nozzle and hot melt adhesive can be hotter than 200 C Therefore always wear heat protection gloves during maintenance and servicing work Maintenance intervals Comply with the listed maintenance intervals to ensure continuous faultless and safe operation Daily Check nozzle system for passage visual check Clean the nozzle system as necessary Weekly Inspect all attachments for correct seat and leak tightness visual check Cleaning e Do not use any aggressive solvent to clean the device This could damage the device components For cleaning we recommend B HNEN cold cleaner Art No F91500 Replace complete parts that cannot be cleaned e g due to burned or reacted hot melt material We recommend you have B HNEN Service perform this work Remove hot melt material residues and other pollution through exclusively mechanical means e g with a cloth soft brush wood spatula or similar Clean nozzle Required tools 1 open end wrench 11 mm Danger of burns The module and hot melt adhesive can be hotter th2. 200 W Figure 1 Type plate on unit 1 4 1 4 1 Pin assignment Version WCH1185 1188 for NS hoses Pin type 6 pin rectangle plug cable side manual application unit 5 Colour Function orange Heater applicator head L grey Heater applicator head N red Applicator head sensor red Applicator head sensor s F 1 4 2 green yellow Protective earth Version WCH1186 1187 for KS hoses Plug type 8 pin Harting plug cable side manual application unit 7 Pin Colour Function 1 free 2 orange Heater applicator head L 3 grey Heater applicator head N 4 free 5 free 6 white Applicator head sensor 7 red Applicator head sensor 8 green yellow Protective earth NN gt Irritating 2 2 Security advice Possible dangers Danger Never point the operational device at other people Danger due to high pressure Danger of burns The nozzle and melted hot melt adhesive can be hotter than 200 C Wear heat protection gloves if 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
3. safety please observe the following notes Make sure there is sufficient ventilation S set 51 Donotinhale vapours and atomised sprays S set 23 Do not smoke eat or drink during work S set 20 21 Measures for First Aid After skin contact Cool the affected areas immediately with plenty of cold water After contact with eyes Rinse your eyes immediately with running water for several minutes Have a doctor remove the cooled adhesive If you feel unwell after inhaling Provide fresh air If you continue to feel unwell consult a vapours doctor After swallowing If you continue to feel unwell consult a doctor Intended use The manual application unit is used to apply regulated amounts of hot melt materials thermoplastic materials such as hot melt adhesives waxes etc in paste form or as a spray to horizontal surfaces When processing reactive hot melt adhesives such as polyurethane PU hot melt adhesives we recommend placing the nozzle in a paraffin oil bath during longer work breaks Attention The HB 950 manual application units are only approved for operation with heatable hoses of the type B HNEN KS and NS Separation from and connection to heatable hoses may only be implemented by competent personnel with electrical skills 2 3 Notes on safe operation Always comply exactly with the following notes as protection from disruptions and faulty operation The maximum permissible operating pressure
4. to hot metal parts in the area of the heat insulation and due to the discharged hot melt material To avoid burning yourself while operating the manual application unit always wear heat protection gloves Danger of mucous membrane irritation due to vapours Even during prescribed processing hot melt adhesives give off vapours that can have an annoying odorous effect Therefore only operate the tank system in well ventilated rooms Observe the processing bulletin and the safety data sheet of the hot melt adhesive manufacturer Immediately turn off the tank system if the function is disrupted Have qualified personnel check the tank system Discharging the hot melt material To discharge the hot melt material carry out the following work steps 1 Make sure that the tank system with all components has been thoroughly heated approx 30 45 min after turning on 2 Press the trigger see Figure 2 3 Regulate the discharge amount by pressing the trigger for longer shorter periods The discharge amount can be additionally varied by selecting another nozzle moving the nozzle more slowly or more quickly over the work piece e changing the processing temperature or changing the operating pressure max 100 bar 10 5 3 Setting the spray pattern WCH 1187 1188 only Required tools 1 Allen key 4 mm The spray pattern depends on the operating pressure of the tank system and the spray air pressure setting
5. 0108 Spray module 17 Spare parts Figure 11 Cons No Spare parts Part C Parts No Designation B23 004 0600 Cable set 60 cm PG7 screw connection B12 001 0001 Sensor Pt 100 BRTD 2300 Sensor Ni 120 B53 050 0200 Heating element 200 W 3 8 230 V N N gt B53 050 0300 Heating element 300 W 3 8 230 V 18 13 Declaration of Conformity C Declaration of Conformity B hnen GmbH amp Co KG D 28277 Bremen declare on our sole responsibility that the product Manual Applicator Type HB 950 to which this declaration refers complies with the following Standards or normative documents in its supplied condition EN ISO 12100 1 2 EN 55011 EN 60204 1 in accordance with the stipulations of guideline 2001 95 EC 2002 95 EC 2002 96 EC 2004 108 EC 2006 95 EC Bremen February 2011 Lletoer U Hermann Kruse Hanno P njer Technical Manager amp General Manager Documentation Representative B HNEN GmbH amp Co KG Hinterm Sielhof 25 D 28277 Bremen Germany 49 0 421 51 20 125 Fax 49 0 421 51 20 260 kleben buehnen de www buehnen de Subject to change BUHNEN GmbH amp Co KG WCH1186XE 01EN_110913 H amp F
6. Original operating instructions Manual application unit HB 950 N BUHNEN WCH1186XE 01 Issue 09 2011 1 1 1 2 1 3 1 4 1 4 1 1 4 2 2 1 2 2 2 3 3 1 3 2 4 1 4 2 5 1 5 2 5 3 6 1 6 2 6 2 1 8 1 8 2 8 3 8 4 10 11 12 12 1 122 13 General Operative range Technical data Product identification Pin assignment Version WCH1185 1188 for NS hoses Version WCH1186 1187 for KS hoses Security advice Possible dangers Intended use Notes on safe operation Construction and operating elements Introduction Operating elements Initial operation Installation Setting the temperature Operation General notes Discharging the hot melt material Setting the spray pattern WCH 1187 1188 only Maintenance servicing Maintenance intervals Cleaning Clean nozzle What happens if Accessories Balancer Swivel arm with balancer Assembly dolly Air hose Repairs Warranty Disposal Spare parts Spare parts for paste Spare parts for spray Declaration of Conformity O HWW 00 W md X LX ek 1 4 X LX 1 X X O Q 9 TF F gt Q N N N N O O O o 1 1 1 2 1 3 General Please read these operating instructions carefully and thoroughly before operating the applicator for the first time Also pay particular attention to the security advice in Chapter 2 These operating instructions must be accessible at all time
7. an 200 C Therefore always wear heat protection gloves for the following work 12 What happens if For occurring malfunctions and faults first check the power supply and all electrical connections whether the main switch and the pump switch have been turned on whether the temperature values for the utilized hot melt adhesive have been set correctly Fault Possible cause Remedy No hot melt adhesive discharge Temperature too low Wait until the HB 950 has reached its operating temperature Air pressure too low To open the module the pressure must be set to 6 bar Pump pressure too low Increase the pump pressure and check if the tank system reports ready Clogged nozzle Clean or replace nozzle Module defective Replace module Depressurise the system for this Spray version only Air pressure too high for spray effect Reduce the air pressure HP 950 does not heat Plug connector 6 pin not inserted correctly Check and insert correctly Individual pins have no contact Check if all pins in the plug are positioned correctly Heating element defective Measure the resistance between Pin 1 and 2 If there is no measurable resistance the heating element is defective Sensor temperature error Plug connector 6 pin not inserted correctly Check and insert correctly Individual pins have no contact Check if all pins in the plu
8. g are positioned correctly Sensor defective 13 Measure the resistance between Pin 3 and 5 If there is no measurable resistance the sensor is defective 8 2 8 3 10 Accessories Balancer Art No Balancer 590031 Swivel arm with balancer Art No Swivel arm with balancer FCH0487 Assembly dolly Art No Mobile assembly dolly 800 FCH0488 x 600 mm Repairs Repairs other than those described in these operating instructions may only be implemented by competent persons commissioned by the manufacturer or otherwise competent persons under utilization 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 workmanship according to statutory 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 replacement 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 EC of the Europea
9. led 3 2 way valve The applicator therefore needs an air supply either by using the heatable hose from the spray version or by using an additional air hose 3 2 Operating elements Figure 2 Operating elements Cons No Designation Suspension eye for balancer Trigger Handle Connection for hot melt adhesive hose Electrical connector plug OO GQ N Adjusting screw for spray air WCH 1187 and WCH 1188 only 4 Initial operation Attention A Initial operation may only be implemented by competent personnel 4 1 Installation Required tools 20pen end wrenches size 19 1 Screw the hose onto the threaded nipple using the size 19 open end wrench 2 Lockthe threaded nipple with a second size 19 open end wrench see Figure 3 Figure 3 Mount hose connection 3 Insert the electrical connection in the plug connector of the heatable hose see Figure 4 Figure 4 Connect the electrical connection to the mains 4 Hold the HB 950 by its support Connect the steel cable of the balancer to the support 5 Connect the 6 mm PTFE air hose coming from the heatable hose to the corresponding connector of the HB 950 see Figure 5 Figure 5 Connect the compressed air supply 4 2 11 12 13 14 Make sure that the heatable hose is connected to the tank system Establish the power supply Switch on the system Adjust the tempe
10. n Parliament and the Council of 27 January 27 2003 14 Spare parts 12 Spare parts Figure 8 Spare parts Part A Cons No Parts No Designation 1 KDNO0738 Allen screw M5 x 20 2 B35 500 0017 HB 950 suspension 3 B35 500 0002 Festo air valve TH3 M5 4 B35 500 0009 Air supply M5 5 KDN0553 Allen screw M4 x 30 6 B35 500 0006 HB 950 handle 7 B10 002 0032 O ring 5 0 x 1 5 15 12 1 Spare parts for paste Figure 9 Spare parts for paste Part B Cons No Parts No Designation 1 B35 500 0011 Rear cover 2 B35 500 0013 Front cover 3 B35 500 0012 Module cover 4 B35 500 0008 HB 950 body 5 723 Stainless steel Allen screw M6 x 40 to assemble the handle 6 B24 010 0032 Heat proof plug connection 6 mm x 1 8 90 7 B35 500 0018 Set compressed air bends 2x compressed air connectors straight and 90 8 NKT0106 Module 9 Nozzle at buyer s choice 16 12 2 Spare parts for spray Figure 10 Spare parts for spray Part B Cons No Parts No Designation 1 B35 500 0111 Rear cover 2 B35 500 0113 Front cover 3 B35 500 0112 Module cover 4 B35 500 0108 HB 950 body 5 72 Stainless steel Allen screw x 40 to assemble the handle 6 B24 010 0032 Heat proof plug connection 6 mm x 1 8 90 7 B35 500 0018 Set compressed air bends 2x compressed air connectors straight and 90 8 NKT
11. of the hot melt adhesive 100 bar may not be exceeded in any case Remove combustible or heat sensitive objects from the range of the nozzle Protect the device from moisture and wetness protection from electric shock Observe the processing bulletin of the hot melt material protection from processing errors Disconnect the device from the power supply plug connection at heatable hose before every device intervention maintenance cleaning Before storage permit the device to cool down completely f you notice damage on the device or the supply cables disconnect the power supply immediately Have a specialist check the device at once It may only be put back into operation after proper repairs see chapter 9 Never point the operational application unit towards yourself or at other persons Construction and operating elements Introduction The HB 950 manual applicator was specifically developed for manual applications with high ergonomic demands It is well suited to apply hot melt adhesive to horizontal surfaces and dimensions up to 1 000 mm A balancer must be used to exploit the advantages preferably a balancer on a swivel arm see Chapter 8 Accessories This compensates the weight of the applicator and the heatable hose and the device is always close to hand The balancer also protects the device from falling down accidentally and thus protects it from damage Triggering occurs pneumatically through an instal
12. rature to the temperature recommended by the manufacturer of the hot melt adhesive see data sheet The system now begins to heat up After the required temperature is reached retighten all hydraulic hose connections Mount the enclosed protection against contact at the hydraulic connection between the hose and the HB 950 Tighten the screws illustrated see Figure 6 Figure 6 Install the protection against contact Begin with low pump pressure to prevent hot melt adhesive from discharging uncontrollably pump pressure 0 5 1 bar Install the nozzle appropriate to your purpose Set the required flow rate at the tank system The system is now ready for use Setting the temperature The temperature of the hot melt material is set using the control electronics of the tank system Info Please do not set the temperature higher than the processing temperature prescribed recommended by the manufacturer This prevents thermal damage to the hot melt adhesive The manual application unit has its own heater that is only used to retain the temperature of the hot melt material It is not possible to additionally heat up the hot melt material in the manual application unit In normal operation the hot melt material flows through the heating element too quickly for that 5 2 Operation Attention Operation may only be implemented by competent personnel General notes Wear safety gloves Danger of burn injuries due
13. s to every user Also take note of the operating instructions on the tank system and the heatable hose especially the security advice contained therein Operative range The HB 950 manual applicator is used to apply point paste form or as spray regulated amounts of hot melt adhesives with exchangeable nozzles on horizontal surfaces intended use The spray version can be retrofitted to the paste version at any time by changing the module and the nozzle see Figure 9 on page 16 Technical data Designation Paste version Spray version Parts No WCH 1186 WCH 1185 WCH 1187 WCH 1188 Supply voltage 230 V AC 50 60 Hz Weight 1 500 g Heating capacity 200 W 300 W Protection class in acc with Protective conductor terminal 0720 Max operating 200 C temperature Type of heating High performance heating cartridge Temperature sensor Pt100 Ni120 Pt100 Ni120 Max adhesive pressure 100 bar Spray air pressure 5 0 6 0 bar Nozzle Paste nozzle long Spray nozzle with UNF 3 8 thread Available nozzle 0 2 2 0 mm Product identification These operating instructions apply to all manual application units with the following illustrated type plate The type plate is located on the side of the housing N BUHNEN B HNEN GmbH amp C0 KG C Hinterm Sielhof 25 28277 Bremen Germany www buehnen de WCH1186 pt100 230 v 200 C
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