Service difficulty report · Warning Message · Boeing 767304

Difficulty date
June 3, 2021
Submitted
June 4, 2021
Operation
Air carrier
Aircraft
N391UP
Make and model
Boeing 767304
Aircraft serial
28039
Aircraft time
86,187 hours, 16,947 cycles
Part
Warning Message
Condition
False Activation
Location
Wx Radar Sys
Stage of operation
CR
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

DIVERSION-NO EMERG DECL'D & NO EQUIP USED-LANDED UNEVENTFULLY-AC TAKEN OOS** AFTER SUCCESSFUL GRND TEST OF WX RDR, AFTER AIRBOURNE WX RDR NEVER WORKED. "WXR SYS" STATUS MSG DISPLAYED. AT NO TIME WAS THERE EVER ANY INDICATION OF A WX SWEEP ON THE HSI. INFLT TEST SHOWED "WX STAB" ON HSI.R&R'ED WEATHER RADAR TRANSCEIVER REF MM 34-43-01 OPS CK GOOD. REF ALSO EO B767-3440-80558-A