What was found
LOWER INBD FLAP, INBD JACKSCREW. BALL NUT TRUNNION IS CORRODED AND BOTH BALL NUT BUSHINGS ARE WORN BEYOND LIMITS. R & R LT INBD FLAP NR 4 BALLSCREW IAW AMM 27-51. PROCURED BUSHINGS AND INSTALLED ON T/C.
- Difficulty date
- April 12, 2016
- Submitted
- May 2, 2016
- Operation
- Air carrier
- Aircraft
- N900PC
- Make and model
- Boeing 75726D
- Aircraft serial
- 28446
- Aircraft time
- 60,241 hours, 25,845 cycles
- System (JASC)
- 2750 · Trailing Edge Flap Control System
- Part
- Bushing
- Condition
- Worn
- Location
- Jackscrew
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.