What was found
AFTER TAKEOFF FROM LAS EN ROUTE FOR PDX NOTICED AIRCRAFT VIBRATION, CLIMBING THROUGH FL 180 NR 2 ENGINE VIBRATION AT 2.2, VIBRATION BECAME STRONGER AND AFT CABIN FLIGHT ATTENDANT REPORTED A BURNING ODOR COMING FROM AFT GALLEY AREA. ODOR BECAME STRONGER AS FLIGHT CONTINUED, DIVERTED TO RENO. MAINTENANCE PERFORMED AN ENGINE RUN, NR 2 ENGINE AT 1.265 EPR WITH A N1 VIBRATION PEAK OF 2.3, WITHIN LIMITS. INSPECTED TAIL SURFACES AND WING TO BODY FAIRINGS, NO DAMAGE NOTED. RAN A/C PACKS WITH APU BLEED, AND OPERATED AND INSPECTED ALL GALLEY EQUIPMENT, NO BURNING ODOR NOTED.