# SDR UALA2009082102586

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2009
- Submitted: August 26, 2009
- Operation: Air carrier
- Aircraft: [N791UA](https://openairdocs.org/aircraft/N791UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26933
- Aircraft time: 52,361 hours, 7,755 cycles
- Engine: Pwa PW40903
- System (JASC): [7331 · Fuel Flow Indicating](https://openairdocs.org/jasc/7331)
- Part: Transmitter
- Part number: 921761
- Part serial: 50
- Condition: Inoperative
- Location: Lt Fuel Flow
- 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/UALA2009082102586

## Discrepancy

FUEL FLOW INDICATION (ENGINE) - BLANK MSG-7360951 ACTIVE DC HARD.  ALL FUEL TANK QUANTITY IND SYS OPS NORMAL.  MSG 73-60951 FUEL FLOW TX L ENG SIGNAL RANGE HAS OCCURRED ONLY DURING DESCENT ON MOST FLIGHTS.  CREW NOTED FUEL FLOW GAUGE WORKED PERFECTLY ENTIRE FLIGHT.  REPLACED 1 ENG FUEL FLOW TRANSMITTER.  LEAK CHECKED GOOD. 1 ENG FUEL FLOW TRANSMITTER TESTED PER POWER PLANT REF TABLE. OPERATED NORMAL.

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