What was found
DURING CLIMB, THE NR 1 HYDRAULC SYSTEM INDICATED A LOSS OF QUANTITY AND PRESSURE. AIRCRAFT RETURNED TO GUM AND LANDED WITHOUT INCIDENT. REPLACED A NR 1 HYDRAULIC RETURN LINE IN THE AFT BULK CARGO COMPARTMENT, OPERATIONAL CHECK GOOD.
- Difficulty date
- June 17, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N627US
- Make and model
- Boeing 747251B
- Aircraft serial
- 21709
- System (JASC)
- 2910 · Hydraulic System, Main
- Part
- Hyd Line
- Part number
- 61B0154636
- Condition
- Leaking
- Location
- Aft Bulk Cargo
- Stage of operation
- CL
- Nature of condition
- J, K
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.