# Changing the feed rate

By turning the feed cassette 180 degrees you can change the cassette feed rates. If you desire a different feed rate, select the appropriate cassette from the table feed rates in the section “Overview”.

WARNING

Make sure that the air supply is not connected.

CAUTION

Wear gloves to avoid personal injury because of sharp cutting edges. Only experienced maintenance personnel can assemble or disassemble the product.

To replace a feed cassette, do as follows:

1. Remove the old cassette.

2. Put the new cassette in position. Before you secure the cassette, read the marking on the cassette end closest to the spindle to make sure that the orientation of the cassette is correct.

3. Before operating the drill, do a functional test of the emergency stop button:

   1. Push the start button.

   2. Push the emergency stop button so that it locks in position. The air supply to the motor switches off and the spindle stops.

   3. Disconnect the air hose.

   4. Pull the emergency stop button to reset it.

   5. Reconnect the air hose.