What was found
NR1 ENGINE HPFAC FAILED HEALTH CHECK. REPLACED HIGH PRESSURE FAN AIR CONTROLLER IAW MM. OPS NORMAL.
- Difficulty date
- December 27, 2010
- Submitted
- December 30, 2010
- Operation
- Air carrier
- Aircraft
- N206UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30212
- Aircraft time
- 51,490 hours, 7,457 cycles
- Engine
- Pwa PW4090
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Controller
- Part number
- 339910031
- Part serial
- 83
- Condition
- Failed
- Location
- Nr1 Eng
- 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.