Hi Sue, Could you let me have the model number of you food processor and I will see how the latch mechanism works ~ Ian
ON the side or bottom you will find a 12 number product code could you let me have this please ~ Ian
OK for information the correct model is 5KFP1644 and if you get time please find me the 12 digit product code which will start with 8597.................. Can you tell me which implement it was that you were using? ~ Ian
Glad you got it sorted out and sorry we were unable to help you when needed. Have a Happy Christmas & New Year from the staff at Just-Answer.