Safety: Unplug and depressurize by removing the tank.

Flush valve: Run clean water through the system and operate the trigger repeatedly to flush debris.
Inspect nozzle and valve: Remove the nozzle and check for dirt on the valve seat. Clean gently.
Check trigger return: Ensure the trigger returns fully to the off position. Lubricate pivot lightly if sticking (avoid getting lubricant in water path).
Replace valve: If dripping persists, replace the spray valve or hand tool assembly.

Solution drips from nozzle even when trigger is not pressed

Possible Causes