What was found
WHEN ACTIVATING WING HEAT THE "L VALVE" AMBER LIGHT ILLUMINATED. GROUNDED - YES. ACCOMP WING THERMAL ANTI-ICE VALVE OPS CHECK ON BOTH 3 TIMES ALL PASS REF B737-9 AMM 30-11-11-860-034.
- Difficulty date
- October 21, 2023
- Submitted
- October 23, 2023
- Operation
- Air carrier
- Aircraft
- N936AK
- Make and model
- Boeing 7379
- Aircraft serial
- 43379
- Aircraft time
- 5,343 hours, 1,579 cycles
- System (JASC)
- 3010 · Airfoil Anti/De-ice System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.