B757-200
Flight Crew Air Transport Pilot (ATP)
Flight Crew Last 90 Days 50; Flight Crew Total 20000; Flight Crew Type 4000
Aircraft Equipment Problem Critical
Air Traffic Control Issued New Clearance; Flight Crew Returned To Departure Airport; Flight Crew Landed As Precaution; General Maintenance Action; General Declared Emergency
Aircraft
Climbing out of 6;000 FT we felt significant vibration coming from left engine; leveled off at 6;500 FT; contacted ATC and declared an emergency; talked to Dispatch they concurred with returning. Approach vectored us away from the airport initially and we made numerous attempts to get them to turn us toward the airport. Returned and made overweight landing without incident and taxied in.
Climbing out of 6;000 FT we felt a significant vibration. Notified ATC and stopped climb at 6;500. Retarding the throttle to idle decreased vibration; but it was still noticeable; attempted to find a checklist for the 757-200 engine vibration; which does not exist. Contacted Dispatch; with their concurrence we declared an emergency and returned; normal landing and taxi in.
B757-200 flight crew experience significant engine vibration climbing out of 6;000 FT and elect to return to the departure airport for an overweight landing.