What was found
HYD PRESS ENG 1. FOLLOWED FIM 29-11 TASK 803, NO CMS MESSAGE FOUND. R & R HYDIM 1 PCA PER AMM 29-11-42-004-001 & IPC 29-11-42-01B. OPS CHKD GOOD.. PFMD ENG 1 IDLE RUN IAW 71-00-00, OPS CHECK GOOD. NO 30 DAY HISTORY.
- Difficulty date
- December 13, 2025
- Submitted
- December 15, 2025
- Operation
- Air carrier
- Aircraft
- N439GT
- Make and model
- Boeing 747409F
- Aircraft serial
- 30767
- Aircraft time
- 98,836 hours, 18,002 cycles
- System (JASC)
- 2910 · Hydraulic System, Main
- Part
- Pca
- Part number
- 285U0032202
- Part serial
- D022324
- Condition
- Faulted
- Location
- Hyd System
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- G, S
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.