15 Questions
What is a crucial step that must be performed after a refractory tube change?
Setting the tube mechanical stop properly.
Which action ensures that the refractory tube is correctly positioned over the spout throat and orifice ring?
Aligning needles above each orifice ring.
What should be done to guarantee repeatability in gob characteristics and job histories?
Ensuring proper needles, mechanical cams, or servo profiles are used.
What is a key requirement related to refractory needle installation?
Ensuring needles are centered above each orifice ring.
What needs to be verified to ensure proper machine speed and job production?
Verifying the machine speed and job history.
What step is essential to ensure the proper setting of the refractory tube after installation?
Checking the tube for concentricity and dimensional tolerances
Which process is necessary to ensure the correct alignment of needles during installation?
Following a visual alignment process
What is one important step required to maintain the centering of the refractory tube over the spout throat and orifice ring?
Setting the tube mechanical stop properly
Which factor determines the selection of needle sizes according to the text?
Number of spouts
Which action is crucial for ensuring that the proper needles are being used for specific machine speeds?
Following Work Instruction EN-FHF-03-026
What determines the type of refractory tube according to the text?
Forming process
What is a vital requirement for maintaining repeatability in gob characteristics and job histories?
Ensuring proper needle installation
When should the tube height indicator be zeroed as per the text?
Once a month
How should any deviations from baseline setups be handled according to the text?
By correcting them between relevant supervisors
Which parameter should be monitored and adjusted to ensure proper tube cooling in the text?
Tube race cooling parameters
Test your knowledge on setting up the feeder mechanism and associated expendable refractories for ensuring repeatability in gob characteristics and job histories. Questions cover steps for checking the refractory tube, setting mechanical stops, visual height indicators, and electronic height indicators.
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