What was found
#2 ENG SHORT TIME(MSG NBR: 75-30602)THE TBV POSITION SIGNALS DISAGREE. DEFERRED PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED TRANSIENT BLEED VALVE PER B737-800 AMM TASK 75-23-01,LEAK CHK GOOD, OPS CHK GOOD.
- Difficulty date
- May 14, 2022
- Submitted
- May 16, 2022
- Operation
- Air carrier
- Aircraft
- N587AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35684
- Aircraft time
- 51,816 hours, 15,079 cycles
- Engine
- Cfmint CFM567B27B3
- System (JASC)
- 7520 · Engine Cooling System
- Part
- Bleed Valve
- Part number
- 32913903
- Part serial
- GRTG5477C
- Condition
- Faulty
- Location
- #2 Engine
- Part time
- 57,442 hours, 24,169 cycles
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.