What was found
DURING T/C 78273000, FOUND FAULT 75-30452 "THE VBV POSITION SIGNALS DISAGREE". GROUNDED - YES. PERFORMED B737-9 FIM 75-32 TASK 803. FAULT DOES NOT SHOW ACTIVE. NO FURTHER T/S REQUIRED.
- Difficulty date
- October 22, 2023
- Submitted
- October 23, 2023
- Operation
- Air carrier
- Aircraft
- N403AS
- Make and model
- Boeing 737900ER
- Aircraft serial
- 41730
- Aircraft time
- 40,825 hours, 13,001 cycles
- System (JASC)
- 7530 · Compressor Bleed Control
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.