Service difficulty report · Warning Message · Boeing 777222

Difficulty date
September 26, 2007
Submitted
October 23, 2007
Operation
Air carrier
Aircraft
N792UA
Make and model
Boeing 777222
Aircraft serial
26934
Aircraft time
44,971 hours, 6,744 cycles
Engine
Pwa PW4090
Part
Warning Message
Condition
Illuminated
Stage of operation
NR
How discovered
9
Nature of condition
J
Precautionary procedure
O

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

What was found

WINDSHEAR PREDICTIVE STATUS MSG. R SYS OK L SYS INOP. WINDSHEAR ALERTING FUNCTIONS ARE FAILED SUCH THAT WINDSHEAR ALERTING CAPABILITY IS REDUCED OR NOT AVAILABLE. A REACTIVE WINDSHEAR FAILURE WILL ONLY SET THE MESSAGE WITH THE REACTIVE WINDSHEAR OPTION ACTIVE. CYCLED POWER TO SYSTEM, MSG CLEARED. NO REPEAT MSG. AIRCRAFT OK FOR SERVICE. NO REPEAT MSG OVER 14 DAYS. NO HARDWARE OR SOFTWARE CHANGE REQ'D.