Service difficulty report · Computer · Boeing 777222

Difficulty date
August 19, 2010
Submitted
August 20, 2010
Operation
Air carrier
Aircraft
N211UA
Make and model
Boeing 777222
Aircraft serial
30217
Aircraft time
36,888 hours, 8,178 cycles
Engine
Pwa PW4084
Part
Computer
Part number
4885501002
Part serial
1185
Condition
Malfunctioned
Location
Spoilers
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

PRIMARY FLT COMPUTER STATUS MSG. FINDING HARD FAULT ON ACE COMPUTER. REPLACED CTR PFC IAW MM, NO HELP. L1 ACE & SPOILER 4 & 11 PCU ORDERED. SPOILER 4 & 11 ARE THE ONLY MECHANICAL CABLE BACKUP SPOILERS. PULL ACE C-B'S TO CK FOR MECHANICAL OPS. PFC-C AND COUPLER B27091 ON ORDER FOR MSG. RPLD RT ACE ACCT FAILED. CKS OK.