How do you replace a switch plunger on LT1000 craftsman lawn mower?

To replace the switch plunger on an LT1000 Craftsman lawn mower, first, disconnect the battery for safety. Remove the old plunger by unscrewing it from the switch assembly. Install the new plunger by screwing it into the same location, ensuring it fits securely. Finally, reconnect the battery and test the switch to ensure proper operation.