Activity 7 – 24350 (v2) Identify, select, maintain, and use portable power tools for BCATS projects

Student name:

How can the depth of cut and rate of feed affect the quality of finish?

List objects sometimes found in timber that will chip the blades:

What could be the consequences of placing your fingers under the planer while in operation?

Why should you wait until the blades have stopped before putting the planer down?

Why should you never use your fingers to clean out the chip chute?

Why should you never rest the tool on the blades?

The planer hits a hard object such as the head of a nail or stone in the timber.

Direction of feed What will be the effect on the blades and the work?

(b)	What needs to now happen to remedy the problem?

Gouging at either end indicates that your hand is tilting the planer. How do you fix this problem?

Gouging at the start indicates that the blades do not protrude enough in relation to the rear base plate. How do you fix this problem?

Gouging in the middle or end of the surface indicates that the blade is protruding too far in relation to the rear base plate. How do you fix this problem?

Unbalanced cutters or incorrect rates of feed cause a rippled or scalloped surface. How do you fix this problem?

One or both of the blades are out of parallel with the rear base plate. How do you fix this problem?