How to clean pulp collector of a fruit juice extractor Not sure if my problem is directly related to home improvement, but this problem at home is making trouble for me.

I have a New Life juice extractor of model FJU-30W-310 which has a pulp collector like this:



The pulp collector is beneath a rotating disk. The problem is I cannot find a way to take out the collector to wash it with water. Does anybody know how to clean this device make and model?
Before migrating the question to cooking.SE, someone commented on the home-improvement.SE like this:



That comment was true. I pull off the rotating center part a bit and it just came out of its plastic lock system. Locking system looks like this: