SDR ERAA086438

Service difficulty report · Bushing · Bolkms BO105S

Difficulty date
April 24, 2003
Submitted
May 27, 2003
Operation
Air carrier
Make and model
Bolkms BO105S
Part
Bushing
Condition
Worn
Location
T/R Head
Part time
37,651 hours
Component
Rotor Head
Component part number
10531714
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

WORN INNER SLEEVE BUSHINGS. BLADE SKIN ERRODED, INNER SLEEVE STEEL BUSHINGS SCRAP, 1 CRACKED, GRIP TEFLON BUSHINGS SCRAP, ROTTEN SEALS. COMPLETELY DISASSEMBLED FOR INSPECTION. COMPLIED WITH VISUAL & NDT INSPECTIONS REPLACED INNER SLEEVE BUSHINGS, GRIP TEFLON BUSHINGS, SEALS & 1 SPACER. PRIMED & PAINTED AS REQUIRED. COMPLIED WITH 1200 HR & 2400 HR / 6 YEAR INSPECTIONS ON TAILROTOR. 300 HR & 2400 HR BLADE INSPECTIONS COMPLIED WITH BY AEC. ASSEMBLED SEALS & 2 SERVICEABLE BLADES & STATIC BALANCED. INSPECGTED REPAIRED IAW BO-105 REM 301, MM 33 & 34 MM 101 & 107 TT 3765.1 TSI -0-