11-9
MAINTENANCE PROCEDURES
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Dura+ User Manual
6. Remove the gate seals.
Gate Seal Removal - continued
11.8 Gate Seal Replacement
WARNING
Ensure nozzles have cooled to room temperature. Failure to do so may
cause serious injury.
High temperature on the nozzle. Wear safety clothing such as heat resistant
coat and heat resistant gloves. Failure to do so may cause serious injury.
CAUTION
It is critical that seal surface is perfectly clean. Failure to clean properly may
result in nozzle and seal damage and leakage.
Any anti-seize compound that enters the internal runner must be removed
to prevent contamination of melt.
Failure to torque the gate seals at processing temperatures may result in
leakage.
CAUTION
CAUTION
Gate seals are torqued at ambient (room) temperature at
Mold-Masters
. Please torque each seal at processing temperature to the
torque value specified to prevent material leakage from the gate seal.
CAUTION
1. Clean the nozzle, especially the thread and runner.
2. Clean all residual plastic from the threads and counter bore of the gate
seal.
Remove plastic
Figure 11-4 Cleaning locations