Service difficulty report · Seal · Robsin R44RAVENII

Difficulty date
October 28, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Robsin R44RAVENII
Aircraft time
2,800 hours
Engine
Lyc IO540AE1A5
Part
Seal
Part number
C9665
Condition
Leaking
Location
Clutch
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

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

What was found

(CAN) DURING INSPECTION OF THE ACFT OIL, WAS NOTED LEAKING FROM THE REAR SEAL OF THE CLUTCH ASSEMBLY. SEAL HAD DISLODGED FROM RETAINER AND MIGRATED ALONG CLUTCH SHAFT. CLUTCH ASSEMBLY REPLACED.