What was found
C1 ADP WILL NOT PRODUCE MORE THAN 1500 PSI WHEN OPERATED WITH APU BLEED AIR. PUMP SLOWLY WILL RISE TO 3000PSI. PRESSURE ALSO CYCLES.
- Difficulty date
- October 22, 2013
- Submitted
- October 25, 2013
- Operation
- Air carrier
- Aircraft
- N204UA
- Make and model
- Boeing 777222
- Aircraft serial
- 28713
- Aircraft time
- 66,104 hours, 9,151 cycles
- Engine
- Pwa PW40903
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Condition
- Faulty
- Location
- Hydraulic Sys
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.