# SDR E81RJT229553

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2011
- Submitted: March 17, 2011
- Operation: General aviation
- Aircraft: [N816LX](https://openairdocs.org/aircraft/N816LX), registered now
- Make and model: Raythn HAWKER800XP
- Aircraft serial: 258363
- Aircraft time: 9,727 hours, 6,086 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Pump
- Part number: 2070C11
- Part serial: T007
- Condition: Inoperative
- Location: Lt Fuel Boost
- Part time: 14 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/E81RJT229553

## Discrepancy

INVESTIGATED PILOT REPORT OF LT FUEL BOOST PUMP INDICATION.  FOUND LT FUEL BOOST PUMP INOPERATIVE.  INSTALLED BOOST PUMP WAS O/H 2/04/2011.  REPLACED LT BOOST PUMP WITH AN O/H, PN 2C40-2, BOOST PUMP AS ORIGINALLY INSTALLED, OPS CKS OK.  PUMP FAILURE MODE UNKNOWN, RECOMMEND INVESTIGATION AT TEAR-DOWN BY O/H FACILITY.  PN 2070C.11 BOOST PUMPS WERE REPLACED BY OTHER PN 2C40-2 BOOST PUMPS YEARS PREVIOUSLY AT MFG AND RETROFITTED TO EARLIER ACFT SB 28-88 AND MODIFICATION 253256A. THE ACFT PARTS DISTRIBUTION DIVISION SHOW  PN 2070C.11 PUMPS AS INTERCHANGEABLE WITH 2C40-2 BOOST PUMPS.

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