Service difficulty report · Valve · Boeing 75723A

Difficulty date
August 24, 2012
Submitted
August 30, 2012
Operation
Air carrier
Aircraft
N919FD
Make and model
Boeing 75723A
Aircraft serial
24636
Aircraft time
70,176 hours, 23,347 cycles
Engine
Rroyce RB211535E4
Part
Valve
Condition
Malfunctioned
Location
Mlg
Stage of operation
LD
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

AFTER EXTENDING THE LANDING GEAR FOR LANDING. LANDING GEAR "DOORS" LIGHT DID NOT EXTEND. R & R DOWNLOCK VALVE PER AMM 32-32-07-4. MAIN GEAR DOWNLOCK, OPERATED DOOR SEQUENCE PERFORMED CHECK OF THE UPLOCK OPERATE SEQUENCE VALVE PER SUBTASK 32-32-09-864-014.TEST SATISFACTORY AND PERFORMED CHECK OF SAFETY VALVE PER AMM 32-35-05-864-018. ALL TEST SATISFACORY NO HYD LEAK DETECTED. ACFT OK FOR SERVICE.

More about the Boeing 757-23A