What was found
FLIGHT CREW REPORTED THAT DURING FLIGHT THE "HYD 1 LO PRESS" ANNUNCIATOR ILLUMINATED. TROUBLESHOOTING IDENTIFIED THE NR 1 HYD PRESSURE SWITCH DEFECTIVE. INSTALLED NEW SWITCH. FUNCTIONAL AND LEAK CHECKS SATISFACTORY.
- Difficulty date
- September 6, 2013
- Submitted
- September 23, 2013
- Operation
- Air carrier
- Aircraft
- N989ST
- Make and model
- Raythn HAWKER800XP
- Aircraft serial
- 258478
- Aircraft time
- 4,393 hours, 3,801 cycles
- System (JASC)
- 2910 · Hydraulic System, Main
- Part
- Pressure Switch
- Part number
- 151854SN1A
- Part serial
- 5111TW
- Condition
- Defective
- Location
- Hyd System
- Stage of operation
- CR
- 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.