What was found
(CAN) DURING HELICOPTER 50 HR INSPECTION LT AND RT HYDRAULIC SERVOS WERE FOUND TO BE LEAKING. LT SERVO, TSN: 1899. REPLACEMENT HYDRAULIC SERVO, PN: D212-1, INSTALLED AND FOUND LEAKING. HYDRAULIC SERVOS REPLACED.
- Difficulty date
- July 5, 2012
- Submitted
- September 14, 2015
- Operation
- General aviation
- Make and model
- Robsin R44RAVENII
- Engine
- Lyc IO540AE1A5
- System (JASC)
- 2910 · Hydraulic System, Main
- Part
- Servo
- Part number
- D2121
- Condition
- Leaking
- Location
- Hyd System
- 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.