Service difficulty report · Sequence Valve · Boeing 7572B7
FAA SDR system
- Difficulty date
- September 16, 2017
- Submitted
- September 21, 2017
- Operation
- Air carrier
- Aircraft
- N202UW
- Make and model
- Boeing 7572B7
- Aircraft serial
- 27811
- Part
- Sequence Valve
- Part number
- 2670296M1
- Part serial
- 0446
- Condition
- Faulty
- Location
- Nlg
- Part time
- 42,156 hours, 16,344 cycles
- Stage of operation
- AP
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- L
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. EMERGENCY DECLARED. NOSE LANDING GEAR LIGHT DISAGREES WITH HANDLES. ALTERNATE GEAR EXTENSION SUCCESSFUL. LANDING UNEVENTFUL. REMOVED AND REPLACED NOSE LANDING GEAR SEQUENCE VALVE PER AMM 32-34-00. OPERATIONAL CHECK GOOD.