Service difficulty report · Computer · Bolkms BK117A4

Difficulty date
September 13, 2008
Submitted
October 20, 2008
Operation
Air carrier
Aircraft
N911BY
Make and model
Bolkms BK117A4
Aircraft serial
7127
Part
Computer
Part number
117884141
Part serial
0489120
Condition
Faulted
Location
Yaw
Stage of operation
AP
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

WHILE RETURNING TO BASE, CREW NOTICED AN INCREASING STRONG ELECTRICAL ODOR AS THE ACFT TURNED FINAL. CONTINUED TO THE LANDING AREA AND PUT THE ACFT OUT OF SERVICE. CREW SAW NO SMOKE BUT ONLY THE ODOR. MAINTENANCE FOUND YAW COMPUTER TO BE FAULTY AND REPLACED IT. NO CIRCUIT BREAKERS WERE DISPLACED AND LOAD METERS READ NORMAL THROUGHOUT THE EVENT. THERE WERE NO OTHER ABNORMALITIES OR DAMAGES. (K)