Service difficulty report · Yaw Damper · Beech 1900C

Difficulty date
June 22, 2023
Submitted
June 28, 2023
Operation
Air carrier
Aircraft
N31704
Make and model
Beech 1900C
Aircraft serial
UB12
Aircraft time
42,000 hours, 55,391 cycles
Part
Yaw Damper
Part number
7003180901
Part serial
85050195
Condition
Failed
Location
Zone 100
Part time
1,486 hours, 2,103 cycles
Stage of operation
CL
How discovered
V
Nature of condition
B, I
Precautionary procedure
A

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

What was found

AFTER DEPARTING KMFR ENROUTE TO KPDX THE FLIGHT CREW REPORTED YAW DAMPER FAILURE FOLLOWED BY AN ELECTRICAL BURNING SMELL. PILOT DECLARED AN EMERGENCY. THE AIRCRAFT DIVERTED TO KSLE AND LANDED WITHOUT INCIDENT. POST FLIGHT INSPECTION NOTED THE YAW DAMPER CIRCUIT BREAKER TRIPPED. MAINTENANCE TROUBLESHOT ISSUE AND REMOVED AND REPLACED YAW DAMP COMPUTER. OPS CHECKS NORMAL. AIRCRAFT

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