What was found
FOUND NR 2 ENGINE HPC BIT UNIT CANNOT CHANGE WHEN PERFORMING A PNEUMATIC SYSTEM HEALTH CHECK IAW AMM 36-11-08-004-006-007 REV 120. REMOVED THE NR 2 ENGINE HPC AND REPAIRED IAW AMM 36-11-08-404-014-007 REV 120. LEAK CHECKED GOOD.
- Difficulty date
- January 25, 2017
- Submitted
- January 27, 2017
- Operation
- Air carrier
- Aircraft
- N644GT
- Make and model
- Boeing 7673JHF
- Aircraft serial
- 37810
- Aircraft time
- 9,688 hours, 2,404 cycles
- Engine
- Ge CF680C2B7F
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Pneumatic System
- Part number
- 77328915
- Part serial
- 960316
- Condition
- Malfunctioned
- Location
- Nr 2 Engine
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.