What was found
ETOPS SIGNIFICANT SYS: DURING CLIMB, THROUGH FL240, LT DUCT PRESSURE INDICATED 22 PSI AND RT DUCT PRESSURE INDICATED 42 PSI. REPLACED NR1 ENGINE HIGH STAGE VALVE.
- Difficulty date
- December 18, 2010
- Submitted
- December 21, 2010
- Operation
- Air carrier
- Aircraft
- N738MA
- Make and model
- Boeing 7378Q8
- Aircraft serial
- 32799
- Aircraft time
- 15,613 hours, 6,001 cycles
- Engine
- Ge CFM56*
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Valve
- Part number
- 32144464
- Part serial
- 6062
- Condition
- Inoperative
- Location
- Nr 1 Engine
- Stage of operation
- CL
- 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.