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NIMS CNC Operator Test Study Guide
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NIMS CNC Operator Test Study Guide
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NIMS CNC Operator Test Study Guide+X - correct answer-A jog key that moves the spindle along the X-axis in the positive
direction.
minus (-)X - correct answer-A jog key that moves the spindle along the X-axis in the negative
direction.
+Y - correct answer-A jog key that moves the spindle along the Y-axis in the positive
direction.
minus (-)Y - correct answer-A jog key that moves the spindle along the Y-axis in the negative
direction.
+Z - correct answer-A jog key that moves the spindle along the Z-axis in the positive
direction.
minus (-)Z - correct answer-A jog key that moves the spindle along the Z-axis in the negative
direction.
+A - correct answer-A jog key that rotates machine components around the A-axis in a
positive direction. Not all Haas mills are equipped with a fourth A-axis.
minus (-)A - correct answer-A jog key that rotates machine components around the A-axis in
a negative direction. Not all Haas mills are equipped with a fourth A-axis.
+B - correct answer-A jog key that rotates machine components around the B-axis in a
positive direction. Not all Haas mills are equipped with a fifth B-axis.
minus (-)B - correct answer-A jog key that rotates machine components around the B-axis in
a negative direction. Not all Haas mills are equipped with a fifth B-axis.
+10 FEEDRATE - correct answer-An override key on the Haas control that increases the
current feed rate in 10% increments.
minus (-)10 FEEDRATE - correct answer-An override key on the Haas control that
decreases the current feed rate in 10% increments.
100% FEEDRATE - correct answer-An override key on the Haas control that sets the feed
rate back to 100% of the programmed value.
+10 SPINDLE - correct answer-An override key on the Haas control that increases the
current spindle speed in 10% increments.
minus (-)10 SPINDLE - correct answer-An override key on the Haas control that decreases
the current spindle speed in 10% increments.
, 100% SPINDLE - correct answer-An override key on the Haas control that sets the spindle
back to 100% of the programmed value.
5% RAPID - correct answer-An override key on the Haas control that limits rapid traverse to
5% of maximum.
25% RAPID - correct answer-An override key on the Haas control that limits rapid traverse to
25% of maximum.
50% RAPID - correct answer-An override key on the Haas control that limits rapid traverse to
50% of maximum.
100% RAPID - correct answer-An override key on the Haas control that allows the machine
spindle to move at its maximum rate of travel.
Alarm 176 - correct answer-An alarm code on the Haas control that indicates the machine is
experiencing an overvoltage condition. Alarm 176 initiates auto-shutdown after 4.5 minutes.
Alarm 177 - correct answer-An alarm code on the Haas control that indicates the machine is
experiencing an overheating condition. Alarm 177 initiates auto-shutdown after 4.5 minutes.
ALARM/MESGS - correct answer-The display key on the Haas control that shows the
current alarms when pressed once and messages when pressed twice.
alpha keys - correct answer-The area of the control keypad that allows an operator to enter
letters and special characters into the control.
AUTO ALL AXES - correct answer-In zero return mode, the key that returns and initializes all
axes to machine zero.
Auto Power Off Timer - correct answer-Setting 1. A setting that indicates how many minutes
of idle time must lapse before the machine is automatically turned off.
AUX CLNT - correct answer-A jog key that turns on the Through Spindle Coolant system
when in MDI mode. Pressing this key again shuts off the system.
block delete - correct answer-A machine control that provides the option of skipping a
predetermined series of program blocks. A block delete allows the operator to run two
versions of the same program.
bracket - correct answer-[ ]. Punctuation marks used to separate CNC program commands
from user comments.
CANCEL - correct answer-A key on the Haas control that backspaces the cursor to delete
the last character entered or cancels any program block that is highlighted during a block
edit.
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