# SDR CALA2013090991134

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2013
- Submitted: September 10, 2013
- Operation: Air carrier
- Aircraft: [N797UA](https://openairdocs.org/aircraft/N797UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26924
- Aircraft time: 69,489 hours, 9,627 cycles
- Engine: Pwa PW40903
- System (JASC): [7334 · Fuel Pressure Sensor](https://openairdocs.org/jasc/7334)
- Part: Pressure Switch
- Condition: Faulty
- Location: Fuel System
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013090991134

## Discrepancy

ENGINE FUEL FILTER RT DIFFERENTIAL PRESSURE ACROSS RT FUEL FILTER APPROACHES BYPASS CONDITION. STATUS  MSG01- NOT ACTIVE DESCENT INTERMITTENT; FUEL PUMP FILTER DIFFERENTIAL PRESSURE  SWITCH RT ENGINE SIGNAL IS OUT OF RANGE.  DB- ELECTRONIC ENGINE CONTROL RT ENGINE CHANNEL B MSG-7360922 INACTIVE DC INTER  (ITEM DEFERRED SEE DF 418).

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