⚠
warning DeWalt
Error Code Code 3
Pressure builds up after two pulls on the recoil starter or after initial use.
? What Causes This
Unloader valve is stuck or not functioning properly, or pressure relief system is malfunctioning.
✓ How to Fix It
- Allow the engine to cool.
- Check the unloader valve for debris or damage.
- Clean or replace the thermal relief valve if necessary.
- Contact service if issue persists.
This error code appears in:
DeWalt 3400 Psi Pressure Washer