Service difficulty report · Warning Message · Boeing 767328

Difficulty date
December 8, 2019
Submitted
December 9, 2019
Operation
Air carrier
Aircraft
N1499A
Make and model
Boeing 767328
Aircraft serial
27428
Aircraft time
79,408 hours, 17,477 cycles
Part
Warning Message
Condition
False Activation
Location
Cabin Pressure
Stage of operation
DE
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

ITEM 5: CABIN AUTO INOP EICAS MESSAGE IN DESCENT, COMPLETED QRH PROCEDURE. ITEM 6: CABIN ALT AUTO 2 STATUS MESSAGE. CABIN ALT AUTO 1 STATUS MESSAGE.(<P>PERFORMED BITE PROCEDURE, CABIN PRESSURE CONTROLLER IAW FIM 21-31. FAULT TREE FOUND AC FAULT. FAULT ERASED AND MESSAGE CLEARED FROM EICAS.</P>)