Brand: DEWALT
Category: Lawn Mower
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for DCMWSP255
Uploaded: Sept. 12, 2025, 4:18 a.m.
Manual Publish Date: 2021
Warranty Information
3-year limited warranty for defects in materials or workmanship, excluding normal wear and abuse.
Starting the Mower
1. Ensure battery packs are installed and safety key is inserted.
2. Hold the battery port cover up, insert battery packs until they click, and close the cover.
3. Push and hold the ON-OFF button, then pull the bail handle.
4. Once started, release the ON-OFF button but continue holding the bail handle.
Self Drive Operation
1. With the blade ON-OFF switch engaged, hold the bail handle and main handle.
2. Pull the self-drive speed lever towards the main handle.
3. Release the speed lever to disengage self-drive.
Adjusting Speed
Use the variable speed adjustment wheel to control how quickly or slowly the self-drive system propels the mower.
Troubleshooting and error codes
| Problem | Possible Cause | Solution |
|---|---|---|
| Mower will not start | Battery pack not installed or not seated correctly. | Install or reseat battery pack. |
| Battery pack not charging | Charger not plugged in, faulty outlet, or faulty battery pack. | Check connections, try a different outlet, or contact service center. |
| Mower vibrates abnormally | Loose parts or damaged blade. | Stop mower, remove safety key and battery packs, check for damage, and have repaired if necessary. |