Service difficulty report · Relay · Boeing 777223

Difficulty date
February 28, 2022
Submitted
March 1, 2022
Operation
Air carrier
Aircraft
N753AN
Make and model
Boeing 777223
Aircraft serial
30261
Aircraft time
79,948 hours, 10,228 cycles
Part
Relay
Condition
Unserviceable
Location
Zone 200 - Fuse
Stage of operation
CL
How discovered
V
Nature of condition
J
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED: MULTIPLE PITOT SYSTEM FAULTS DURING CLIMB. FLIGHT DECLARED AN EMERGENCY AND RETURNED TO MIA, LANDING SAFELY. MAINTENANCE MESSAGE 31-50213 PRESENT. ACCOMPLISHED FIM TASK 32-09-00-810-835. NO FAULTS FOUND. PRECAUTIONARY CHANGED GROUND MODE RELAY K32218 PER SWPM 20-81-11 AND WDM 24-33-41.