Service difficulty report · Fmc · Boeing 7379

Difficulty date
October 30, 2021
Submitted
November 2, 2021
Operation
Air carrier
Aircraft
N291BT
Make and model
Boeing 7379
Aircraft serial
44088
Aircraft time
1,070 hours, 358 cycles
Part
Fmc
Part number
1762000101
Part serial
017345
Condition
Faulty
Location
Ee Rack, E5
Part time
1,068 hours, 357 cycles
Stage of operation
NR
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

NAV FLAG FMC RIGHT. GROUNDED - YES. FMC FAULT REVIEW SHOWED MULTIPLE FAULTS ON LEFT FMC, R & RD SAME PER 34-61-02. C/B'S PULLED/TAGGED & UNTAGGED/RESET (2). SYS OPS CKS NML PER SAME. GROUND VERIFICATION SUCCESSFUL. SEAMC PAT NOTIFIED.

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