- Difficulty date
- January 19, 2019
- Submitted
- January 23, 2019
- Operation
- Air carrier
- Make and model
- Boeing 767324
- Aircraft serial
- 27393
- Aircraft time
- 95,388 hours, 18,290 cycles
- Part
- Valve
- Part number
- 7738556
- Part serial
- 200302029
- Condition
- Malfunctioned
- Location
- Bleed Air Sys
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT FAN AIR VALVE CLOSED AND OPEN SWITCH DISAGREE.(<P>REPLACED FAN AIR VALVE</P>)