What was found
DUCT PRESSURE FLUCTUATES BETWEEN 20 AND 40 LEFT AND RIGHT DURING CLIMB AFTER TAKEOFF. PERFORMED PNEUMATIC HEALTH CHECK TO FAN VALVE FOUND NORMAL PER AMM 36-00-21
- Difficulty date
- January 4, 2024
- Submitted
- January 9, 2024
- Operation
- Air carrier
- Aircraft
- N321CM
- Make and model
- Boeing 767323
- Aircraft serial
- 29431
- Aircraft time
- 88,004 hours, 19,165 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.