Cleaning can be carried out entirely on the treated area (good practice) Full utilisation of spray liquid Prevents contamination of surface water by improper spray cleaning in the yard Extension kit for internal cleaning of crop sprayers Cleaning process: Empty spray liquid into field Pressure drops, air enters through nozzles Switch on the pump while the spray pump is still running First spray the still concentrated solution on an untreated part of the field (spray window) As soon as approximately half of the clean water has been used, activate the spray boom sections and the main switch (on/off) and briefly open all other functional lines that have been filled with spray solution (filter nozzle, agitator, etc.) The cleaning process is complete when the clean water has been used up For field spraying with tank volumes up to 800 litres For greenhouse and field cultivation with 12V electric pump