What was found
OIL SMELL COMING THROUGH THE PACKS WHEN USING APU BLEEDS / PERFORMED OPERATIONS CHECK ON LH/RH PACKS WITH APU IAW CRJ 700 AMM 21ˆ’50ˆ’00ˆ’862ˆ’801. OPERATIONS CHECK OF LH/RH PACKS IAW CRJ 700 AMM 21-51-00-710-801, NO OIL SMELL PRESENT AT THIS TIME. OPERATIONS CHECK OF LH/RH PACKS WITH ENGINES RUNNING IAW CRJ 700 AMM 21-50-00-862-805 , NO OIL SMELL PRESENT AT THIS TIME. VERIFIED EXHAUST IS COMING FROM PACKS EXHAUST PORTS.