HOT
RUNNER
USER’S HANDBOOK
Page 1: ...HOT RUNNER USER S HANDBOOK...
Page 2: ...ystem is manufactured using the most modern engineering technologies and manufacturing processes but it is absolutely necessary the compliance with the best practices for operation and maintenance in...
Page 3: ...Instructions 9 Module A Single Nozzle Type 9 Module B Basic HR System Type 11 Module C1 Pre Wired PW Eco Modu System Sliding Nozzles Type 13 Module C2 Pre Wired PW Eco Modu System Threaded Nozzles Typ...
Page 4: ...pment must be used to protect individual against high temperature surfaces gases or liquids expelling falls and cuts To avoid serious burns wear protective clothing heat resistant heat resistant glove...
Page 5: ...d to its position so that parts do not fall with its opening Make sure the box content corresponds to the document accompanying the load packing list Visually inspect the system and its components Che...
Page 6: ...all edges are disguised with rays or chamfers Sharp edges are a real danger to the system 3 1 4 The area of the front seal should be ground to fit not be eroded 3 1 5 If the material of the clamping p...
Page 7: ...stem comes pre assembled prewired with rails plugs connections and raccords The specific composition of each system is in accordance with the project drawing approved by the client D Hot Half Modu Sys...
Page 8: ...ty but low mechanical strength Seals and gaskets susceptible to blows cuts or crushing Identify the type of construction applicable to your system For each type of construction there are specific inst...
Page 9: ...over and checking connections Wires should consider connecting terminals appropriate to your connection plug The non use or partial use of terminals can lead to system malfunction Wires cannot be adde...
Page 10: ...e system until it back off 50 mm 5 If the system is balanced continue until it is completely out of the mold 6 If the system is unbalanced change the position of eyebolts to balance After the system h...
Page 11: ...an of the housing If not disassemble and determine the cause It could be the manifold grip that is not balanced or another reason to check 11 Identify properly and clearly all the wires for proper ide...
Page 12: ...e runner channels have plastic in heat up the system up to meting temperature and then pull out the valve pins 4 Let the system cool down and proceed after system temperature is below 50 C 5 Remove th...
Page 13: ...oderate force in the manifold supports 11 After the system is properly housed re tighten the screws nozzle with correct torque force see Appendix 1 Do it in a progressive and balanced manner This is o...
Page 14: ...e system until it back off 50 mm 5 If the system is balanced continue until it is completely out of the mold 6 If the system is unbalanced change the position of eyebolts to balance After the system h...
Page 15: ...in diameter particularly H7 and H6 fit 6 Install the manifold in place The correct position is set by the central pin position combined with the pin anti rotation 7 Lower the system into housing with...
Page 16: ...ace free of moisture metal chips or under possible physical shocks Other care considered suitable will be important to keep the system in good working order YUDO provides hydraulic and pneumatic syste...
Page 17: ...ere is no undue electrical current passage and if continuity is doing in the right poles 13 Normally thermocouples transmit electrical current to the mold 14 Check the heating system Heat the system a...
Page 18: ...ent barrel pressure Without that leakage might occur between machine nozzle and mold Fill the Hot Runner with approx 300 400 bar back pressure until plastic emerges at the gates When filling the Hot R...
Page 19: ...irst slot should be non coloured material For the color change decrease barrel temperature by 20 40 C and change to natural material Purge the barrel with natural material first the Hot Runner system...
Page 20: ...year or 1M shots Tips 2 years or 2M shots 6 months or 0 5M shots if abrasive material Valve Pin PGB X 3 years or 3M shots X 3 years or 3M shots 3 years or 3M shots 3 years or 3M shots Hoses X 3 years...
Page 21: ...UH 02 Aug16 ENG P 21 21 APPENDIX 1 TORQUE TABLE...
