What was found
LEFT ENGINE FAN AIR VALVE SWITCH DISAGREE. FOUND THE LEFT ENGINE FAN AIR VALVE FAULTING. REMOVED AND REPLACED FAN AIR VALVE IAW AMM 36-11-16, OP CHECKED OK.
- Difficulty date
- March 16, 2018
- Submitted
- March 19, 2018
- Operation
- Air carrier
- Aircraft
- N1321A
- Make and model
- Boeing 767306
- Aircraft serial
- 27957
- Aircraft time
- 81,938 hours, 18,982 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Valve
- Part number
- 7738556
- Part serial
- 2008091134
- Condition
- Faulted
- Location
- Lt Engine
- 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.