What was found
AIR TURNBACK, AFTER LEVELING OFF NOTICED B-SYSTEM HYDRAULIC QTY DROPPING. B-SYSTEM ENGINE DRIVEN PUMP LOW PRESURE LIGHT ILLUMINATED. REPLACED O-RING AT HYDRAULIC B-SYSTEM MODULE PER MM.
- Difficulty date
- December 6, 2006
- Submitted
- December 7, 2006
- Operation
- Air carrier
- Aircraft
- N378SW
- Make and model
- Boeing 7373H4
- Aircraft serial
- 26585
- Aircraft time
- 43,488 hours, 37,441 cycles
- System (JASC)
- 2920 · Hydraulic System, Auxiliary
- Part
- O-Ring
- Part number
- NAS1611011
- Condition
- Leaking
- Location
- Hydraulic System
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- K
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.