Service difficulty report · Harness · Boeing 737990ER

Difficulty date
April 2, 2023
Submitted
April 6, 2023
Operation
Air carrier
Aircraft
N472AS
Make and model
Boeing 737990ER
Aircraft serial
60580
Aircraft time
29,757 hours, 9,184 cycles
Part
Harness
Part number
3250350030
Condition
Faulted
Location
Nr 2 Engine
Stage of operation
IN
How discovered
V
Nature of condition
J
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ENG #2 MX MSG 75-10412 HPTACC POSITION SIGNALS DISAGREE. GROUNDED - YES. TROUBLESHOT PER B737-900 FIM TASK 75-21-803 AND 75-21-801 REPLACED J6 HARNESS ON W/O 1951595 NON ROUTINE 00004 NO FAULTS.