•1st Level: old ₱5 and new ₱10 pass through and all smaller coins; ₱20 stays (old 5 and new 10 can't be separated because their size is the same❗)
•2nd Level: old ₱10 and smaller coins pass through; old ₱5 and new ₱10 stay
•3rd Level: new ₱5 and smaller coins pass through; old ₱10 stays
•4th Level: old and new ₱1 pass through; new ₱5 stays
•Bottom Tray: collects all ₱1 coins (old and new)