What was found
NOSE GEAR EMITTED AUDIBLE BANG SOUND WITHIN SECONDS OF GEAR HANDLE SELECTED DOWN. REMOVED AND REPLACED THE HYDRAULIC PUMP IAW AMM 29-10-10. OPS CHECKED GOOD. NO AUDIBLE SOUND DETECTED.
- Difficulty date
- May 29, 2018
- Submitted
- June 1, 2018
- Operation
- Air carrier
- Aircraft
- N433XJ
- Make and model
- Saab 340B
- Aircraft serial
- 433
- Aircraft time
- 38,106 hours, 42,495 cycles
- System (JASC)
- 3220 · Nose/Tail Landing Gear
- Part
- Pump
- Part number
- 4018502
- Part serial
- CG74
- Condition
- Malfunctioned
- Location
- Hydraulic Sys
- Stage of operation
- DE
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.