THE ENG NOSE CONE DROPPED DOWN INTO THE COWL CAUSING THE ACFT TO RETURN LAND. THE NOSE CONE AND ACCESSORY DRIVE WERE DAMAGED.

Narrative

ACR ACFT ON TKOF OUT OF CLEVELAND. 4 MIN AFTER TKOF; SHUT DOWN #2 ENG DUE TO LOUD BANG AND VIBRATION. UPON ARR CLEVELAND; FOUND #2 ENG NOSE DOME ON BOTTOM OF INLET. BOROSCOPE PERFORMED ON #2 ENG; CHKED GOOD. FRONT ACCESSORY DRIVE SUPPORT WAS DAMAGED. REPLACED DRIVE SUPPORT. #2 ENG NOSE DOME WAS DAMAGED; REPLACED NOSE DOME. INCIDENT HAPPENED ON MAR/MON/94; IN CLEVELAND; REPAIRS DONE MAR/TUE/94 IN CLEVELAND. ON MAR/SAT/94 IN ORLANDO; FL; ACFT ARRIVED AT APPROX XA15 LCL. ON MAINT WALKAROUND; I FOUND #2 ENG NOSE DOME LOOSE. UPON REMOVAL OF NOSE DOME; FOUND TWO OF 4 NOSE DOME NUTS LOOSE. FURTHER INSPECTION SHOWED THE STUDS THAT THE NOSE DOME ATTACHMENT NUTS TIGHTEN ON; WERE LOOSE. 1 HELICOIL FOR 1 STUD WAS NOT IN FRONT DRIVE ACCESSORY SUPPORT PLATE. THE OTHER STUD HAD ONLY PART OF A HELICOIL ON IT. MAINT CTL WAS CONTACTED. PWRPLANT DESK ASKED IF HELICOILS COULD BE REPLACED. HELICOILS WERE REPLACED AND NOSE DOME WAS TIGHTENED TO TORQUE. PWRPLANE DESK TOLD US ACFT; A 737- 200 WITH JET ENGS; WOULD BE PUT ON FOLLOW-UP PER MAINT CTL TO REPLACE FRONT ACCESSORY DRIVE SUPPORT NOSE DOME ATTACHMENTS. ACFT OVERNIGHTED AT 2 MAIN STATIONS AND FLEW 15 LEGS IN 3 DAYS AFTER REPAIR IN ORLANDO. ACFT WAS DISPATCHED WITH BELIEF THAT FOLLOW-UP MAINT WOULD BE SCHEDULED BY MAINT CTL.