Service difficulty report · Irs · Boeing 757231

Difficulty date
October 1, 2009
Submitted
October 23, 2009
Operation
Air carrier
Aircraft
N705TW
Make and model
Boeing 757231
Aircraft serial
28479
Aircraft time
39,272 hours, 12,556 cycles
Part
Irs
Condition
Malfunctioned
Location
E&E Bay
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

DURING QUICK ALIGN A/C MOVEMENT SENSED. AIRCRAFT ON ROLL BEFORE ALIGN COMPLETE. FAULT CAUSED BY AIRCRAFT MOVEMENT BEFORE ALIGN CYCLE COMPLETE. IRS OPS CHECK OK PER AMM 34-21-00-715. REALIGN IRS NO FAULT NOTED. A/C OK FOR SERVICE. ETOPS CATEGORY 'B': DIVERSION OR TURNBACK.