5.10 Nozzle Insertion
CAUTION
Systems with gate seals that are not accessible when fully assembled
require the gate seals to be torqued hot prior to installation.
The mold plate needs to be in horizontal position when inserting nozzles.
Care must be taken when handling the nozzles.
For liner systems, damage to the tip of a nozzle can result in gate vestige.
Special care must be take with F-type, Hot Sprue and Hot Valve gating
styles, where the transfer seal goes up into the part cavity. In these cases
care is needed to prevent damage to the sharp edge of the gate seal and
gate seal receiving bore.
CAUTION
NOTE
Prior to commencing assembly verify manifold and nozzle cutouts in mold
plates are to specication to ensure proper clearance to Hot Runner.
Improper clearance will aect system performance.
5.10.1 Nozzle Insertion for Master-Series and Dura Lines
1. Clean the nozzle well seating bore.
2. Install the nozzle.
3. Check that Face 1 is at the same level for all nozzles relative to the mold
plate split line.
Face 1
4. Check that nozzle sits squarely in nozzle well bore.
5-12
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ASSEMBLY
Hot Runner User Manual
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