Service difficulty report · Warning System · Boeing 737890

Difficulty date
November 1, 2011
Submitted
November 3, 2011
Operation
Air carrier
Aircraft
N589AS
Make and model
Boeing 737890
Aircraft serial
35686
Aircraft time
14,698 hours, 4,767 cycles
Part
Warning System
Condition
False Activation
Location
Cabin Pressure
Stage of operation
TX
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

PRESSURIZATION CONTROL PANEL "AUTO FAIL" LIGHT ILLUMINATED. ACCOMPLISHED PRESSURIZATION SYSTEM GROUND TEST FOR BOTH CONTROLLERS PER AMM TASK 21 31 00 700 802. PRESSURIZATION SYSTEM BITE TEST NORMAL WITHOUT FAULTS.