Service difficulty report · Computer · Boeing 747121

Difficulty date
October 27, 2005
Submitted
October 28, 2005
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Engine
Pwa JT9D3
Part
Computer
Condition
Failed
Location
Nr 2
Stage of operation
CR
How discovered
O
Nature of condition
S
Precautionary procedure
A

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

What was found

N/A DIVERSION - NR 2 AND NR 3 INS SYSTEMS FAILED. SAI FAIL FLAG INTERMITTENT. RERACKED NR 2 INS CMPUTER IAW MM 34-41-03 REALIGNED INS, NO FAULT NOTED, OPS CHECK NORMAL.