# SDR ASAA2021071235427

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2021
- Submitted: July 20, 2021
- Operation: Air carrier
- Aircraft: [N562AS](https://openairdocs.org/aircraft/N562AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35091
- Aircraft time: 54,599 hours, 16,179 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Processor
- Part number: 3012803
- Part serial: 2191
- Condition: Failed
- Location: Fuel Qty
- Part time: 54,638 hours, 16,188 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021071235427

## Discrepancy

TECH SERVICE REQUEST. FOLLOW UP TO REPORTS OF FUEL QTY INDICATOR BLANKING DURING FLIGHT.#PRI1. GROUNDED - YES. PERFORMED FQIS BITE PER B737-800 FIM 28-41 TASK 801. CURRENT STATUS, NO FAULTS. INFLIGHT FAULTS / FAULT HISTORY FAULT 28-41209 PROCESSOR FAILED AND 28-41215 ARINC OUTPUT FAILED. REMOVE FUAL QUANTITY PROCESSOR UNIT (FQPU) PER B737-800 AMM 28-41-81-000-801. INSTALLED FQPU PER AMM 28-41-81-400-801. INSTALLED / REMOVED 3 MIG51A TAGS. PERFORMED FQPU INSTALLATION TEST PER AMM 28-41-81-400-801 PARA I AND FUEL QTY INDICATIONS SYSTEM OPS TEST PER AMM 28-41-00-710-801, FUEL QTY INDICATION SYSTEM OPS TEST PASSED NO FAULTS. THIS CLOSES THIS TSR. SEAMC JAKE NOTIFIED.

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