What was found
NR 2 ENGINE SHOWS SHORT TIME FAULT MESSAGE 75-20572, THE HMU TBV CONTROL CURRENT IS OUT OF RANGE. ACFT GROUNDED. TROUBLESHOT IAW FIM 75-23, TASK 804, PERFORMED EEC ACTUATORS TEST IAW AMM 71-00-00-700-807-F00, TEST PASSED.
- Difficulty date
- September 9, 2017
- Submitted
- September 11, 2017
- Operation
- Air carrier
- Aircraft
- N519AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36482
- Aircraft time
- 32,995 hours, 9,879 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7320 · Fuel Controlling System
- Part
- Actuator
- Condition
- Malfunctioned
- Location
- Eec
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.