Service difficulty report · Autopilot Sys · Boeing 73783N

Difficulty date
December 1, 2006
Submitted
December 7, 2006
Operation
Air carrier
Aircraft
N304TZ
Make and model
Boeing 73783N
Aircraft serial
30675
Part
Autopilot Sys
Condition
Malfunctioned
Location
Cockpit
Stage of operation
AP
How discovered
O
Nature of condition
F
Precautionary procedure
H

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

What was found

VOR/LOC GS CAPTURE A/T ON, A/P ON AIRCRAFT ABRUPTLY PITCHED UP. A/P TO OFF PUSH NOSE DOWN, RETRIM REQUIRED. T/S IAW FIM, SHOWED L IRU SUSPECTED FAULT, PERFORMED CDU-LRU-IRU TEST. TEST PASSES. NO OTHER FAULTS SHOWN. OK FOR SERVICE. (K)

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