Swapping Lathe Chuck

How To change The Chuck
Tools needed: The chuck wrench (found hanging on the side of the lathe), and A mallet (found in the number 6 tool box)

The next step is to make put the brake on. To do this, Make sure the wheel on the side is pushed in like the picture (left), and the handle is pulled out as shown Right. Rotation of the chuck by hand may be needed to lock everything in place.

Next, put the block under the chuck. The block is found on the cart near the two lathes. This makes sure that when taking the chuck off, it will not fall.

Next put the chuck wrench around the collar as shown.

To loosen the chuck, turn the collar to the right (facing the chuck). Once the chuck is not connected to collar anymore pull forward and replace.

How to Re-install the Chuck
First, Line everything up, and make sure the key is in the correct position. The Key is shown in the Picture

Next put the chuck wrench on as shown to tighten the collar. The bottom of the chuck may need pushed in some to start the threads.

Now to tighten the collar, turn the wrench to the left as the arrow shows. To make sure it is tight, after bringing it tight by hand, hammer the wrench another 1/8 of a turn, or until it feels tight.

Once the new chuck is tighten turn off the brake so the lathe is ready to use.

How to Put in the Cullet Chuck
After the chuck is removed grab the cullet chuck.

Slide the cullet chuck into the back of the lathe.

Now put the cullet chuck collar on the lathe chuck collar as shown.

Now put the cullet chuck collar on the lathe chuck collar.

Make sure to line up the key on the lathe chuck collar to the cullet collar. The cullet chuck collar is threaded like a 3 or 4 jaw chuck so turn lathe chuck collar to tighten to put cullet chuck on the lathe.

How to Know What Chuck to Use
The cullet chuck should be used for stock that is that is smaller and either cylinder shaped, hexagon cylinder shaped, or squared shaped. If there is a size of cullet for the part the cullet should be used for the part because they will hold the part much better. It will be contacting on almost 100% of the part giving a more stationary part. It will also help make the finish look much better instead of the jaws making a mark on it.

The 3 Jaw chuck should be used when working with circular stock. It should hold in place better.

The 4 Jaw chuck should be used for stock that is square.