Portable Electric Grinder_EIM9

1. What Personal Protective Equipment or commonly known as PPE should be worn when operating the portable disc grinder?

• A. Safety glasses, hearing protection, globes and respirator.

• B. Safety glasses.

• C. Safety glasses and hearing protection.

• D. Safety glasses, hearing protection and globes.

2. When operating the portable disc grinder, the grinding disk should be positioned so that the sparks and grit are thrown.

• A. Down to avoid hitting others.

• B. Away from the Operator.

• C. Away from the operator and others in the work area.

• D. Up to avoid hitting others

3. Grinding with the portable disc grinder should not be done in an area which______________.

• A. Is enclosed

• B. is freshly painted.

• C. has windows.

• D. contains flammables or combustible gases.

4. The grinding disc should be replaced when worn out and reduces _____________ of its original diameter.

• A. 5/8

• B. 3/4

• C. 1/4

• D. 1/2

5. Hands and arms should be protected by wearing ____________ when using the portable disc grinder.

• A. Gloves

• B. Long sleeved leather jacket.

• C. Long sleeved leather gloves.

• D. Long sleeved shirt.

6. What can the operator expect to happen when the wire brush attachment is used on the portable disc grinder?

• A. The grinder performs well.

• B. The grinder stays steady on the material being bushed.

• C. The grinder moves back and forth.

• D. The grinder may be jumped out or be thrown out.

7. When the portable disc grinder is laid down, it should be positioned__.

• A. On its left side.

• B. On its right side.

• C. With the disc down.

• D. On the tool rest with the grinding disc facing up.

8. What is the minimum size of the electrical extension cord used with most portable disc grinders?

• A. #8 AWG.

• B. #10 AWG.

• C. 12 AWG.

• D. #14 AWG.

9. A button which can keep switch ON.

• A. Tool Rest

• B. On/Off Switch.

• C. Switch Lock.

• D. Handle

10. Used to attached grinding disk to the motor.

• A. Locking Nut

• B. Handle

• C. Spindle

• D. Guard