SDR HALA2016022700061

Service difficulty report · Fmc · Boeing 76733A

Difficulty date: February 27, 2016
Submitted: February 29, 2016
Operation: Air carrier
Aircraft: N582HA
Make and model: Boeing 76733A
Aircraft serial: 28139
Aircraft time: 52,665 hours, 9,625 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Malfunctioned
Stage of operation: CR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

VTK ERROR DOES NOT AGREE BETWEEN LT &RT FMC, LT - 8000' FT LOW, RT 10000 FT HIGH. RT SIDE CAPTURES VNAV PATH, LT STAYS IN VNAV SPEED. PERFORMED OPS TEST OF FMC 1 & FMC 2, BOTH FMC OPS CKS OK NO FAULTS NOTED, AMM 34-61-00. OK FOR SERVICE.

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