The nozzles drip.

The nozzles are soiled or damaged.

WARNING
Risks due to accidental contact with spray liquid
Before working on the nozzle bodies, flush the nozzles with flushing water.
  1. Remove the spring element 3.
  2. Take out the diaphragm 2.
  3. Clean the diaphragm seat 1.
  4. Check the diaphragm for cracks. Replace the damaged diaphragm with a new diaphragm.
  5. Install the diaphragm and spring element.
  6. Slide on the nozzle shutter 4 with moderate thumb force.