What was found
MAINT LIGHT ILLUMINATED ON OVERHEAD AFTER LANDING. GROUNDED - YES. CONFIRMED FAULT IS 'BLEED FAMV L MAINT MSG #36-12020. REMOVED AND REPLACED #1 ENG FAN AIR MODULATING VALVE REF B737-9 AMM 36-12-03.
- Difficulty date
- January 18, 2023
- Submitted
- January 19, 2023
- Operation
- Air carrier
- Aircraft
- N979AK
- Make and model
- Boeing 7379
- Aircraft serial
- 43393
- Aircraft time
- 1,787 hours, 567 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Valve
- Part number
- 632920703
- Part serial
- 1726
- Condition
- Faulted
- Location
- Nr 1 Eng Fan
- Part time
- 1,495 hours, 458 cycles
- Stage of operation
- TX
- 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.