SDR ORJA98128

Service difficulty report · Bracket · Doug MD9030

Difficulty date
June 29, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N901RA
Make and model
Doug MD9030
Aircraft serial
53489
Part
Bracket
Part number
6A4747
Condition
Damaged
Location
Nr 2 Engine
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SJC - MX DISCOVERED NR 2 ENG AFT COWL LATCH DOOR HAS EVIDENCE OF HEAT DAMAGE. NR 2 ENG UPPER AND LOWER C-DUCTS HAVE DELAMINATION AND ARE DISBONDED BEYOND LIMITS. A/C WAS FERRIED TO RENO FOR REPAIR. UPON FURTHER INVESTIGATION, MX DISCOVERED THE FOLLOWING FUEL NOZZLE BRACKETS SHOW EVIDENCE OF HOT AIR LEAKAGE DUE TO ELONGATION OF THE BOLT HOLES IN THE BRACKET ASSEMBLY (BRACKET POSITIONS 14, 16 AND 19). MX PERFORMED AN INTERIM REPAIR TO THE UPPER AND LOWER C-DUCTS AND THE AFT COWL LATCH DOOR IN ACC WITH ROHR ENG DOCUMENT NR 98VN515. THIS REPAIR WILL BE PERMANENT AT C-CHECK. MX REMOVED AND REPLACED DEFECTIVE FUEL NOZZLE BRACKETS. FUEL NOZZLES HAVE NEVER BEEN REPLACED. (M)

More about the Doug MD-90-30