Service difficulty report · B-Nut · Airbus A320*

Difficulty date
September 6, 2017
Submitted
September 12, 2017
Operation
Air carrier
Aircraft
N304FR
Make and model
Airbus A320*
Aircraft serial
7637
Aircraft time
2,575 hours, 1,042 cycles
Part
B-Nut
Condition
Loose
Location
Hydraulic Sys
Part time
2,575 hours, 1,042 cycles
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

ECAM MESSAGE HYDRAULIC GREEN ENGINE 1 PUMP LOW PRESSURE AND HYDRAULIC GREEN LOW LEVEL. FOUND B NUT LOOSE AT LT MLG DOOR UPLOCK BYPASS VALVE. RETIGHTENED B NUT. SERVICED HYDRAULIC GREEN SYSTEM PER AMM 12-12-00. RAN ENGINE NR 1 TO OPS CHECK ENGINE DRIVEN PUMP PER AMM 29-11-00 PB 501. ENGINE DRIVEN PUMP OPS CHECK GOOD. RESET FREE FALL EXTENSION HANDLE PER AMM 32-33-00-710-050-B. NO LEAKS NOTED.