Exam (elaborations)
11.1 MACHINE MAINTENANCE - BASIC MILL OPERATOR Q&A 2024.
- Institution
- Crimes Against Property - SCCJA.
11.1 MACHINE MAINTENANCE - BASIC MILL OPERATOR Q&A 2024.
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11.1 MACHINE MAINTENANCE - BASICMILL OPERATOR Q&A 2024
Chips will build up inside the machine enclosure throughout the day. Clearing chips
frequently will reduce the wear and tear on the waycovers and wipers. - ANS-True
Coolant level and coolant concentration ratio should be checked regularly. What is the
correct interval for checking the coolant - ANS-Daily
If any chips are found in the spindle taper, you should: - ANS-Wipe them out with a
clean rag
If the air pressure is too low, this may cause the machine to malfunction, and you may
see a Low-Pressure Alarm on the Haas control. - ANS-True
If the coolant concentration is not correct, you should: - ANS-Contact your Supervisor
It is important to check the incoming air every day. The air coming into the machine
must be: - ANS-Clean, dry, and at the correct pressure
It is important to check the spindle taper to make sure it is free of: - ANS-Chips, dings,
and fretting marks
It is recommended that the spindle taper, the toolholders, and the pull studs be checked
regularly. What is the correct interval to check these 3 items: - ANS-Daily
It is recommended to run the Spindle Warm-Up Cycle. What is the correct interval to run
the Spindle Warm-Up Cycle: - ANS-Daily
Only use clean, precision-ground toolholders in the spindle. - ANS-True
Removing the chips from the machine enclosure allows the coolant to run freely back to
the coolant tank for use. This is very important. - ANS-True
Running the correct coolant type and the correct concentration allows: - ANS-The tools
to stay lubricated during the cut, and prevents the parts and the machine from rusting
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