SDR ERAA082921

Service difficulty report · Rotor Head · Bolkms BO105S

Difficulty date
December 31, 2002
Submitted
January 14, 2003
Operation
Air carrier
Aircraft
N130EH
Make and model
Bolkms BO105S
Aircraft serial
558
Aircraft time
14,395 hours
Part
Rotor Head
Part number
10531714
Part serial
231
Condition
Binding
Location
Tail Rotor
Part time
8,819 hours
Stage of operation
HO
How discovered
C
Nature of condition
J
Precautionary procedure
O

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

What was found

TAIL ROTOR CONTROLS BINDING AND STIFF IN HOVER. NO OBVIOUS DEFECTS. REMOVED BLADES AND MOUNTING FORKS. VISUALLY INSPECTED SURFACES OF TEFLON AND STEEL BUSHINGS AND FOUND NO DEFECTS. PERFORMED SLIDING FRICTION TEST AND FOUND NO DEFECTS. REASSEMBLED, TORQUED AND SAFETIED AS REQUIRED. INSTALLED 2 SERVICEABLE BLADES AND STATIC BALANCED. INSPECTED IAW BO-105. RE, 301, MM CH 33, 34, & 107. TT 8818.8 TSI 31.2