Go to your school's website and click on the link for the financial aid department.
Click on the link related to the Pell Grant payment schedule. Not all school's post this information online, but many do.
Click on the payment schedule link to download it to your computer. Many of these payment schedules are in PDF or DOC formats.
Read through the payment schedule for the disbursement dates for each semester.
Look on the grant award schedule for your expected award amount. Find your expected family contribution in the left column. If you don't know your expected family contribution, look on the student aid report you received after you completed the FAFSA.
Read the columns to the right of the expected family contribution amount to find out how much you will receive based on whether you are enrolled full time or part time.