Service difficulty report · Relay · Boeing 767323

Difficulty date
December 2, 2022
Submitted
December 7, 2022
Operation
Air carrier
Aircraft
N399CM
Make and model
Boeing 767323
Aircraft serial
25451
Aircraft time
107,895 hours, 18,231 cycles
Part
Relay
Condition
Tripped
Location
Boost Pump
Stage of operation
NR
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

RIGHT AFT FUEL PUMP EICAS MSG. PERFORMED FIM 28-22 FAULT TREE 831. RE-CYCLED RH AFT FUEL BOOST PUMP RESET RELAY AND CHECK OK.