SDR HEEA0016716

Service difficulty report · Transmission · Bolkms BO105S

Difficulty date: November 6, 1998
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N911PF
Make and model: Bolkms BO105S
Aircraft serial: S718
System (JASC): 6320 · Main Rotor Gearbox
Part: Transmission
Part number: 4638001004
Condition: Making Metal
Location: Main Rotor
Part time: 7,214 hours
Stage of operation: IN
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

MAKING METAL. INSPECT AND REPAIR DUE TO METAL IN OIL AND EXCESSIVE CORROSION ON TOP OF MAST. ALSO SENDING ROTOR BRAKE AND DISK, MAST DRIVE ADAPTER ASSY, (2) PITCH LINKS, (2) CONTROL LEVERS, (1) CONTROL FORK ASSY AND (1) BEARING BLOCK, (1) HINGED SUPPORT.