Service difficulty report · Circuit Breaker · Boeing 7377H4

Difficulty date
May 16, 2021
Submitted
May 20, 2021
Operation
Air carrier
Aircraft
N469WN
Make and model
Boeing 7377H4
Aircraft serial
33859
Aircraft time
57,498 hours, 34,131 cycles
Part
Circuit Breaker
Condition
Tripped
Location
Speed Brakes
Stage of operation
NR
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

SPEED BRAKE FAILED TO DEPLOY AUTOMATICALLY ON LANDING; AUTO SPEED BRAKE CIRCUIT ; SPEED BRAKE FAILED TO DEPLOY AUTOMATICALLY ON LANDING; AUTO SPEED BRAKE CIRCUIT BREAKER FOUND POPPED. / REMOVED AND REPLACED AUTO SPEED BRAKE ACTUATOR PER AMM 27-62-31. OPS CHECKS GOOD. THIS CLEARS MEL.

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