What was found
RECEIVED AN EICAS MESSAGE FOR THE LT ENGINE ELECTRONIC CONTROL C1. IAW TROUBLESHOOTING, FOUND N1 SPEED PROBE FAULTING. R & R NR 1 ENGINE, N1 SPEED PROBE IAW AMM 73-21-06. OPS CHECK, LEAK CHECK GOOD. OK FOR SERVICE.
- Difficulty date
- September 26, 2015
- Submitted
- September 28, 2015
- Operation
- Air carrier
- Aircraft
- N580HA
- Make and model
- Boeing 76733A
- Aircraft serial
- 28140
- Aircraft time
- 50,980 hours, 9,322 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 7714 · Engine RPM Indicating System
- Part
- Probe
- Part number
- 51A020
- Part serial
- CCKAT7689
- Condition
- Faulted
- Location
- N1 Speed
- Part time
- 6,531 hours, 1,183 cycles
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.