- Difficulty date
- April 16, 2022
- Submitted
- April 18, 2022
- Operation
- Air carrier
- Make and model
- Boeing 737
- Aircraft serial
- 35682
- Aircraft time
- 53,214 hours, 15,743 cycles
- Part
- Unknown
- Part number
- 3012803
- Part serial
- 2997
- Condition
- Failed
- Location
- Radar Bay
- Part time
- 38,912 hours, 11,882 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER TANK FUEL QUANTITY INDICATOR BLANK, TOTAL FUEL QUANTITY SHOWS NO INDICATION. GROUNDED - YES. FQIS BITE INFLT FAULT SHOWS FAULTS 28-41309 PROCESSOR FAILED AND 28-41315 ARINC OUTPUT BUS FAILED. REF B737-800 AMM 28-41-81, REMOVED/REPLACED FQIS PROCESSOR UNIT, OPS NML.