Service difficulty report · Transformer · Bolkms BK117C2

Difficulty date
June 24, 2022
Submitted
June 24, 2022
Operation
General aviation
Filed by
QR9R369D
M1 Support Services
Make and model
Bolkms BK117C2
Aircraft serial
19724409826
Aircraft time
1,530 hours
Part
Transformer
Part number
FSC211
Part serial
3088
Condition
Faulty
Stage of operation
CR
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

DURING FLIGHT, GENERATOR #1 AMPS WERE LOW CAUSING A SPLIT IN EXCESS OF 10 AMPS. TROUBLESHOOTING DETECTED #1 GENERATOR CURRENT TRANSFORMER WAS BAD (VERIFIED WITH AMP METER). REMOVED AND REPLACED CURRENT TRANSFORMER IAW AMM 24-30-00, 4-6. MOC SUCCESSFULLY COMPLETED.