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What happens if…

9

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
•  the power supply and the
•  compressed air supply for proper function as well as
•  whether the device or the supply leads (power supply, compressed air) show mechani-

cal damage.

If you notice any mechanical damage, under no circumstances may the device be put 

back into operation. Have the device inspected and repaired by a qualified service centre.

5.1 

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 or no hot melt 

material is discharged

Operating pressure too 

low

Increase operating pres-

sure (max. 80 bar)

Compressed air supply 

interrupted

Check compressed air 

lead

Nozzle system clogged

Clean or replace nozzle

6.2.1

Temperature sensor 

defective

Replace temperature 

sensor

Processing temperature 

too low

Increase temperature

Module HB 1 defective

Replace module

6.3

FCH0479-2XM_EN_191107.indd   9

07.11.19   14:03

Summary of Contents for HB 11

Page 1: ...Translation of the Original Operating Instructions Micro Application Head HB 11 FCH0479 2XM Issue 11 2019 FCH0479 2XM_EN_191107 indd 1 07 11 19 14 03 ...

Page 2: ...Operation 8 4 1 Initial operation 8 4 2 Adjusting the adhesive dosage 8 4 3 Interruptions in work End of shift 8 4 4 Processing PU hot melt adhesives 8 5 What happens if 9 5 1 Troubleshooting and repair 9 6 Maintenance servicing 10 6 1 Maintenance intervals 10 6 2 Cleaning 10 6 2 1 Clean nozzle 10 6 3 Replace module HB 1 11 7 Repairs 12 8 Warranty 12 9 Disposal 12 10 Spare parts 13 Declaration of ...

Page 3: ...tes Have a doctor remove the cooled adhe sive If nauseous after inhaling va pours Provide fresh air For persistent malaise consult a doc tor After swallowing For persistent malaise consult a doctor 1 2 Notes on safe operation To avoid functional disruptions and faulty operation comply exactly with the following notes at all times The maximum permissible operating pressure of the hot melt adhesive ...

Page 4: ...Solenoid valve plug The nozzle is specific to application and not included in the delivery Please order separately Weight kg 0 62 Supply voltage for solenoid valve V DC 24 Solenoid valve capacity W 12 Heating capacity W 100 Class of protection IP40 Operating temperature C up to 195 Warming up period min 15 Temperature sensor Pt 100 or Ni 120 alternatively NTC or FeCuNi Compressed air connection ba...

Page 5: ...General 5 2 3 Dimensioned drawing Figure 1 Dimensioned drawing FCH0479 2XM_EN_191107 indd 5 07 11 19 14 03 ...

Page 6: ...onnections HB 11 Cons No Function 1 Compressed air connection 2 Valve connection for PLC controller 3 Clamping screw 4 Opening for holding rod 5 Connection heatable hose 6 Module HB 1 7 Filter 8 Nozzle foot FCH0479 2XM_EN_191107 indd 6 07 11 19 14 03 ...

Page 7: ... activating the solenoid valve to the supplied plug and then con nect the plug to the solenoid valve and screw it in place 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 5 to the mating connector at the heatable hose Danger of burns If the heater is not switched off see step 1 the application head ca...

Page 8: ...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 4 2 Adjusting the adhesive dosage The adhesive discharge per timing cycle depends on the parameters Adhesive pressure Nominal diameter of the nozzle Opening time of the solenoid valve After initial ...

Page 9: ...back into operation Have the device inspected and repaired by a qualified service centre 5 1 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 or no hot melt material is discharged Operating pressure too low Increase operating pres sure max 80 bar Compressed air supply interrupted Check compr...

Page 10: ...nts For cleaning we recommend BÜHNEN Cold Cleaner Art No F91997 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 BÜHNEN Service 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 6 2 1 Clean nozzle Required tool 1 open...

Page 11: ...esive 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 1 M4 shown in Figure 3 using an Allen key 3 mm 4 Remove the module FCH0479 2XM_EN_191107 indd 11 07 11 19 14 03 ...

Page 12: ...logy First time purchasers receive warranty on function material and processing according to statutory regulations Normal wear and tear is excluded The warranty is void if improper handling use of force third party repairs and 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 d...

Page 13: ...set NI120 3 B29 082 0501 1 Cord set PT100 4 NKT0230 2 Fillister head screw 5 B50 027 0100 1 Heating cartridge HB 11 6 B26 001 0004 2 Air tube 7 NKT1507 1 5 2 way valve 8 NKT0182 1 Adapter 45 UNF 9 16 9 NKT0218 2 O ring 21 95 x 1 78 10 NKT0229 1 O ring 11 NKT0451 1 Head filter unit Series BM 12 NKT0591 1 Module HB 1 FCH0479 2XM_EN_191107 indd 13 07 11 19 14 03 ...

Page 14: ...he product Applicator Head HB 11 to which this declaration refers complies with the following Standards or normative documents in its supplied condition EN 55014 1 2012 05 EN 55014 2 2016 01 EN 60204 1 2007 06 EN 60519 1 2017 06 EN 60519 2 2007 05 EN 61000 3 2 2015 03 EN 6100 3 3 2014 03 in accordance with the stipulations of guideline 2006 42 EC 2011 65 EU 2014 30 EU Bremen August 2018 Hermann Kr...

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