What was found
WHILE PERFORMING AD-94-22-12 HAMILTON STANDARD S/B 14RF9-61-A53 REV S. FOUND THE SPLINES OF THE BALLSCREW SERVO WORN BEYOND LIMITS PRIMARILY ON THE RIGHT SIDE OF THE SPLINES. SENT PCU OUT TO HAMILTON STANDARD FOR FURTHER EVALUATION.
- Difficulty date
- June 12, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N164D
- Make and model
- Emb EMB120RT
- Aircraft serial
- 1164
- Engine
- Pwa PW118A
- Propeller
- Hamstd 14RF9
- System (JASC)
- 6120 · Propeller Controlling System
- Part
- Spline
- Part number
- 7757151
- Condition
- Defective
- Location
- Ballscrew Servo
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.