What was found
FOUND AIRCRAFT COULD NOT PRESSURIZE ON ASCENT, RIGHT PACK VALVE INTERMITTENT. A/C DESCENDED TO 10,000 FT. PERFORMED AOM PROCEDURES A/C LANDED. REPLACED PACK VALVE, OPS CHECK NORMAL ON GROUND. AIRCRAFT RETURN TO SERVICE. (M)
- Difficulty date
- January 22, 2002
- Submitted
- March 1, 2002
- Operation
- Air carrier
- Aircraft
- N889MA
- Make and model
- Boeing 727225
- Aircraft serial
- 21854
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Valve
- Part number
- 39854011
- Condition
- Defective
- Location
- A/C Pack
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- B, A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.