As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ODOR IN COCKPIT AND CABIN ON PUSH BACK WHILE MOTORING LH ENG. INSP AFT EQUIPMENT BAY AREA NO DEFECTS NOTED. INSP CABIN AND COCKPIT AREA,RAN REC AND DISPLAY FANS NO SMELL DETECTED. OPS CHECKED BOTH PACKS WITH ENG RUNNING NO DEFECTS NOTED NO SMELLS DETECTED. IAW CRJ 700 AMM 21-51-00-710-801 A01 AND 21-22-10-710-801 A01.