WorksheetsPortable Disc Grinder Safety
Total questions: 50
Worksheet time: 14mins
What PPE should be worn when operating the portable disc grinder?
Safety glasses
Safety glasses and hearing protection
Safety glasses, hearing protection and gloves
Safety glasses, hearing protection, gloves and face shield.
When operating the portable disc grinder, the grinding disc should be positioned to the sparks and grit are thrown....
toward the windows
away from the operator and others in the work area
near the trash can for easy clean up
Grinding with the portable disc grinder should not occur in an area which .....
has windows that face the classroom
has large stacks of metal nearby
has flammable materials or combustible gases
The grinding disc should be replaced when worn to _______ of its original diameter.
1/4
1/2
3/4
Hands and forearms should be protected by wearing _____ when using the portable disc grinder.
gloves
long sleeved shirt
long sleeved shirt and gloves
What can the operator expect to happen when the wire brush attachment is used on the portable disc grinder?
The wire brush will cause it to jump or be thrown about.
The wire brush will make an uncomfortable humming sound.
Nothing different will happen.
How should the portable disc grinder be positioned when it is laid down?
With the disc facing down
On its left side
On the tool rest
Opposite of the handle
When using the angle grinder, be sure to never have your face _______________
Too close to the wheel
Inline with the wheel
Both of these answers are correct.
Why do you only need to finger tighten the locking nut snuggly when replacing a worn disc?
Both of these are correct answers
The lock nut could be difficult to remove later
The natural rotation of the disc causes the lock nut to tighten.
Always use the guard when grinding or cutting
True
False
Make sure the wheel is touching the work before turning switch on.
True
False
Always check grinding and cutting wheels for damage before use.
True
False
The grinding wheel should have a higher RPM rating than the grinder motor
True
False
Set the tool down by holding the cord and letting the wheel contact the floor.
True
False
Always check that the grinding or cutting wheel is installed correctly.
True
False
Secure long hair, jewelry and ear buds before starting work.
True
False
When grinding, keep the grinding wheel as flat as possible.
True
False
When replacing grinding wheels, as long as the tool is off, the grinder can stay plugged in.
True
False
Make sure that grinder is not switched locked "ON" before plugging in.
True
False
When using the portable disc grinder, always apply as much force as possible.
True
False
Locking nuts must suit the disc and be installed correctly.
True
False
The part that you are grinding on should be secured, rigidly supported or clamped down.
True
False
Newly mounted discs should be run freely for a few moments before being used.
True
False
The disc must be suitable for the job and material being worked on.
True
False
Which is the correct way to install the locking nut on a slicing wheel?
Which is the correct way to install the locking nut on a flap disc?
Which is the correct way to install the locking nut on a grinder?
Which angle grinder is this?
Wire Brush
Flap Disc
Grinder
Slicer
Which angle grinder is this?
Grinder
Slicer
Wire Brush
Flap Disc
Which angle grinder is this?
Flap Disc
Grinder
Slicer
Wire Brush
Which angle grinder is this?
Slicer
Grinder
Flap Disc
Wire Brush
What is item 1 ?
Paddle Locking Switch
Spindle Locking Button
Guard
Cord Strain Reliever
What is item 2 ?
Tool Rest
Spindle
Spindle Lock
Disc Guard
What is item 3 ?
Cord Strain Reliever
Tool Rest
Locking Nut
Paddle Switch
What is item 4 ?
Disc
Spindle
Guard
Locking Nut
What is item 5 ?
Guard
Disc
Handle
Spindle Lock
What is item 6 ?
Handle
Locking Switch
Tool Rest
Paddle Switch
What is item 7 ?
Paddle Switch
Locking Switch
Locking Nut
Spindle Nut
What is item 8 ?
Paddle Switch Lock
Spindle Lock
Guard
Disc
What is item 9 ?
Spindle Lock Button
Disc Guard
Disc Locking Nut
Disc
What is item 10 ?
Spindle
Spindle Locking Button
Paddle Switch
Tool Rest
Which angle grinder is this?
Slicer
Grinder
Flap Disc
Cup Brush
Which angle grinder is this?
Slicer
Grinder
Flap Disc
Cup Brush
Which angle grinder is this?
Slicer
Grinder
Cup Brush
Flap Disc
Which angle grinder is this?
Slicer
Grinder
Flap Disc
Cup Brush
Which is the correct way to install the locking nut on a slicing wheel?
Which is the correct way to install the locking nut on a grinding wheel?
Which is the correct way to install the locking nut on a flap disc?
While using the portable angle grinder, be careful not to:
Catch the disk on the corner and cause the kick back
Hit the power cord with the disc
Throw sparks at people around you
All the above
Be sure your work is:
Not painted
Only metal
Securely fastened to a work bench or in a vise
None of these
