What was found
NR 2 MAIN HYD PRESSURE WENT TO ZERO, WITH STANDBY PUMP PRESSURE. REMOVED AND REPLACED NR 2 HYD ENGINE DRIVEN PUMP AND CASE FILTER. OPS AND LEAK CHECK GOOD. FOUND HYD PUMP SHAFT SHEARED.
- Difficulty date
- December 23, 2004
- Submitted
- December 27, 2004
- Operation
- Air carrier
- Aircraft
- N937HA
- Make and model
- Dhav DHC8102
- Aircraft serial
- 148
- Aircraft time
- 41,595 hours, 46,525 cycles
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Part number
- 570347
- Part serial
- MX4044S2D
- Condition
- Sheared
- Location
- Nr 2 Hyd System
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.