Hi Sa,
Need to have authorisation role- P_BAS_ALL to extract data.
HR Team also need to for perform specific steps before the extrcation - Payroll data to BW Month assignemnt
While running RSA3, better to give some selections and try to check.
Pls check the below notes.
Note 1163944 - Corrections for 0HR_PY_1_CE Payroll Extractor
Note 1239452 - Correction to payroll extractor 0HR_PY_1_CE
http://scn.sap.com/thread/1413840
Thanks