What was found
AFTER TAKEOFF, POSITION ERROR IN INS, UNABLE TO UPDATE MANUALLY OR AUTOMATICALLY. INS SYSTEM OPERATIONAL CHECK NORMAL AS IAW MM 34-41-00, DME SYSTEM OPERATIONAL CHECK NORMAL IAW MM 34-55-00.
- Difficulty date
- May 23, 2004
- Submitted
- May 24, 2004
- Operation
- Air carrier
- Aircraft
- N355MC
- Make and model
- Boeing 747341
- Aircraft serial
- 23395
- Aircraft time
- 57,841 hours, 10,951 cycles
- Engine
- Ge CF650E2B
- System (JASC)
- 3441 · Inertial Guidance System
- Part
- Inu
- Condition
- Malfunctioned
- Location
- Nav System
- Stage of operation
- TO
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.