What was found
WHILE PERFORMING TEST 30-11-12-710-801 FOUND THE #1 ENG TAI VALVE CLICKING. GROUNDED - YES. REMOVED AND REPLACED THE #1 ENGINE TAI VALVE IAW B737-800 AMM 30-11-12-00-400-801. OPS AND LEAK TEST GOOD.
- Difficulty date
- July 12, 2021
- Submitted
- July 13, 2021
- Operation
- Air carrier
- Aircraft
- N506AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35690
- Aircraft time
- 47,688 hours, 14,432 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7510 · Engine Anti-Icing System
- Part
- Solenoid
- Part number
- 3205482
- Part serial
- 20848
- Condition
- Malfunctioned
- Location
- Anti-Ice Valve
- Part time
- 27,658 hours, 8,642 cycles
- 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.