What was found
CREW REPORT: F/A REPORTS VIBRATION ON FLOOR IN AFT GALLEY CONTINUED IN CLIMB AND CRUISE REPEAT GRIPE. ISOLATED LAV AND GALLEY EXTRACT FAN, NO VIBRATION WHEN OPERATED. CF FOR 3 CYCLES PER MT 53-005 FOR FLIGHT CREW DATA CAPTURE VIA VIB REPORTING SHEET. CHECKED AREA BEHIND AFT PIT PANELS WHILE CYCLING CHILLERS, TOILETS, FAUCETS. PRESSURIZED CABIN TO 4 PSI, CHECKING CHILLERS, LAVS AND O-F VALVE. NO DEFECTS FOUND. OK - :FLIGHT CREW VIBRATION REPORT SENT VIA DIS PAGES. CF892 CREATED FOR TROUBLESHOOTING. TAPE WAS HOLDING DOOR 2R COVER PLATE OUT INTO AIRSTREAM. REMOVED TAPE, CHECKED COVER PLATE POSITION PER AMM.