Service difficulty report · Spider · Snias AS350B2

Difficulty date
June 13, 2015
Submitted
August 5, 2015
Operation
General aviation
Make and model
Snias AS350B2
Aircraft time
18,394 hours
Engine
Tmeca ARRIEL1D1
Part
Spider
Part number
350A33203000
Condition
Seized
Location
Tail Rotor
Part time
3,651 hours
Stage of operation
IN
How discovered
V
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

(CAN) PERFORMING 100HR INSPECTION ON ACFT. REMOVED T/R PITCH LINKS & SPIDER LINK. CHECKED SPIDER ASSEMBLY FOR FREEDOM OF MOVEMENT & PLAY ON THE TAIL ROTOR GEARBOX OUTPUT SHAFT. FOUND T/R SPIDER ASSEMBLY TO BE EXCESSIVELY TIGHT ON THE OUTPUT SHAFT. GROUNDED ACFT & ORDERED A NEW SPIDER ASSEMBLY AOG. DURING REMOVAL IT WAS APPARENT THE OUTSIDE SPIDER SPLIT BUSHING WAS CAUSING THE ISSUE. REPLACED SPIDER UPON RECEIVING TOOLS & NEW ASSEMBLY.