Service difficulty report · Warning System · Boeing 737890

Difficulty date
September 3, 2019
Submitted
September 10, 2019
Operation
Air carrier
Aircraft
N593AS
Make and model
Boeing 737890
Aircraft serial
35107
Aircraft time
43,548 hours, 13,115 cycles
Engine
Cfmint CFM567B26US
Part
Warning System
Condition
Activated
Location
Cockpit
Stage of operation
IN
How discovered
O
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

#1 ENGINE MTX MSG 73-10771 THE PS3 SIGNAL IS OUT OF RANGE. LONGTIME FAULT REQUIRES SECOND DEFERRAL FOR FAULT RECHECK DEFERRED PER T/C 78273000. GROUNDED - YES. ON DEFERRAL.