SDR ERAA082922

Service difficulty report · Rotor Head · Bolkms BO105S

Difficulty date
December 31, 2002
Submitted
January 14, 2003
Operation
Air carrier
Aircraft
N426EH
Make and model
Bolkms BO105S
Aircraft serial
552
Aircraft time
13,692 hours
Part
Rotor Head
Part number
10531714
Part serial
51928
Condition
Damaged
Location
Tail Rotor
Part time
3,943 hours
Stage of operation
IN
How discovered
9
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

INNER SLEEVE BUSHINGS DAMAGED. BLADE PAINT ERRODED & CRACKING, INNER SLEEVE BUSHINGS WORN & ONE PITCH HORN CONTROL BOLT DEBONDED. COMPLETELY DISASSEMBLED TAIL ROTOR, CLEANED & VISUALLY INSPECTED. REPLACED GRIP BUSHINGS (TEFLON) AND ONE RING, CONTROL LEVER BOLTS & BUSHINGS. REPLACED INNER SLEEVE BUSHINGS. COMPLIED WITH 2400 HR / 6 YR INSPECTIONS ON TAIL ROTOR AND 300 HR & 2400 HR BLADE INSPECTGIONS WERE DONE. ASSEMBLED WITH NEW NUTS, WASHERS, & GASKETS. INSTALLED 2 SERVICEABLE BLADES AND STATIC BALANCED. INSPECTED, REPAIRED IAW BO-105 REM 301, MM 33, 34, & 107.