What was found
REPEAT PROBLEM WING ANTI ICE LEFT VALVE LT ILLUMINATED WHEN SWITCH ON OR OFF. GROUNDED - YES. REMOVED AND REPLACED L/H WING ANTI ICE VALVE IN REF TO B737-9 AMM 30-11-11-400-801.
- Difficulty date
- October 31, 2022
- Submitted
- November 3, 2022
- Operation
- Air carrier
- Aircraft
- N924AK
- Make and model
- Boeing 7379
- Aircraft serial
- 43333
- Aircraft time
- 3,695 hours, 1,036 cycles
- System (JASC)
- 3010 · Airfoil Anti/De-ice System
- Part
- Anti-Ice Valve
- Part number
- 632160682
- Part serial
- 1881
- Condition
- Malfunctioned
- Location
- Left
- Part time
- 3,091 hours, 888 cycles
- Stage of operation
- NR
- 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.