How do you get you sample time back

hey yall I have 128 mb installed in my mpc 1000 but i have been doing a shit load of sampling but it seems that I am starting to run out of time. I was wondering how you get your time back. you know your 24mins back

purge unused samples.
it's in your manual.

what page

remzryder22 wrote:what page

The word PURGE is in the Table of Contents (capital letters in parenthesis).