Milwaukee 4004-20 Operator's Manual
![Milwaukee 4004-20 Drill manual cover](/images/naGlNHhGQVwyjPuTDsUOUXTo/thumbs/thumb175x175.webp)
To change the drill bit, first make sure the drill is turned off and unplugged. Open the chuck by rotating it counterclockwise, insert the new drill bit, and then tighten the chuck by rotating it clockwise.
If the drill overheats, stop using it immediately and let it cool down. Ensure that the vents are not blocked and reduce the workload by drilling in shorter intervals.
Regularly clean the drill's exterior with a damp cloth, check for any loose screws, and lubricate the chuck periodically. Store the drill in a dry place to prevent rust.
Store the drill in its case or in a dry, cool place. Avoid locations with extreme temperatures or high humidity to prevent damage to the drill's components.
First, check if the drill is properly plugged in. Inspect the power cord for any damage and ensure the outlet is functioning. If the problem persists, consult the user manual or contact customer support.
Yes, you can use the drill for masonry work with the appropriate masonry drill bits. Ensure that you use the correct speed settings and apply even pressure to avoid damaging the bit or the drill.
Always wear safety goggles and gloves. Ensure the workpiece is securely fastened and be mindful of the power cord to avoid tripping. Keep hands away from the rotating bit.
Avoid letting the battery fully discharge. Charge it regularly and store it in a cool, dry place. Remove the battery from the drill when not in use.
Stop using the drill immediately and tighten the chuck. Ensure it is securely fastened before resuming work to prevent the drill bit from slipping.
Replacing the power cord should be done by a qualified technician to ensure safety. Alternatively, contact Milwaukee customer service for assistance.