What was found
NR 1 RUDDER HYD CAUTION ILLUMINATED DURING CRUISE, PUSH OFF LIGHT DID NOT ILLUMINATE. NO OTHER ABNORMALITIES. REMOVED FROM SERVICE. REPLACEMENT OF LOWER RUDDER PCU. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.
- Difficulty date
- July 7, 2017
- Submitted
- July 10, 2017
- Operation
- Air carrier
- Aircraft
- N407QX
- Make and model
- Bombdr DHC8402
- Aircraft serial
- 4049
- Aircraft time
- 38,221 hours, 40,122 cycles
- System (JASC)
- 2720 · Rudder Control System
- Part
- Pcu
- Part number
- 3905001011
- Part serial
- 0120
- Condition
- Malfunctioned
- Location
- Rudder
- Part time
- 37,535 hours, 39,030 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.