Service difficulty report · Warning System · Boeing 737890

Difficulty date
September 2, 2018
Submitted
September 4, 2018
Operation
Air carrier
Aircraft
N589AS
Make and model
Boeing 737890
Aircraft serial
35686
Aircraft time
41,181 hours, 12,447 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
D

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

What was found

ON MASTER CAUTION RESET RIGHT PACK DID NOT EXTINGUISH. GROUNDED - YES. TROUBLESHOOT IAW FIM 21-62 TASK 848 IT SHOWS NO CURRENT FAULTS. SUSPECT INTERMITTENT FAULT. REACCOMPLISHED BITE. NO DEFECT NOTED. DEFECT CLEARED.