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HPS-III-L2X-Heißkanalsystem_Inhalt_BA_V-2-0_EN
7.4.3 Versions of nozzle tips, nosepieces and screw-on gate bushes ................................................................................. 65
7.4.4 Exchange of nozzle tips with nozzle installed in the mould ......................................................................................... 66
7.4.5 Exchange of nozzle tips outside the mould ................................................................................................................. 66
7.4.6 Deinstallation of one-piece nozzle tips ........................................................................................................................ 67
7.4.7 Installation of one-piece nozzle tips ............................................................................................................................ 68
7.4.8 Deinstallation of two-piece nozzle tips ........................................................................................................................ 69
7.4.9 Installation of two-piece nozzle tips ............................................................................................................................. 70
7.5
L2X (valve gate) nozzles – exchange of thermocouple .............................................................................................. 71
7.6
Deinstallation / exchange of valve pins ....................................................................................................................... 74
7.6.1 Drive units with pistons - deinstallation und exchange of valve pins ........................................................................... 74
7.6.2 Electric drive unit – deinstallation and exchange of valve pins ................................................................................... 76
7.7
Instructions for service and repair ............................................................................................................................... 77
8. Decommissioning
..................................................................................................................................................... 78
8.1
Safety instructions ....................................................................................................................................................... 78
8.2
Instructions for disposal .............................................................................................................................................. 79
9.
Tightening torques .................................................................................................................................................... 80
9.1
Tightening torques for socket head screws ................................................................................................................. 80
9.2
Tightening torques for manifold screw connections and retaining screws .................................................................. 82
9.3
Tightening torques for tip inserts ................................................................................................................................. 83
9.4
Tightening torques for HPS III-L2X nozzles ................................................................................................................ 84
9.5
Tightening torques for screws to fix the valve pin in the valve pin retainer
................................................................. 85
9.6
Tightening torques for drive units ................................................................................................................................ 85
9.7
Tightening torques for valve pin retainer for electric drive units .................................................................................. 86
9.8
Tightening torques for valve pin seals ......................................................................................................................... 86
9.8.1 Tightening torques for one-piece valve pin seals ........................................................................................................ 86
9.8.2 Tightening torques for two-piece valve pin seals ........................................................................................................ 87
Content