What was found
AIR TURNBACK. UNABLE TO MAINTAIN CABIN PRESSURE. R&R LH A/C PACK VALVE AND 450 DEG MUSCLE LINE PER MM.
- Difficulty date
- June 12, 2000
- Submitted
- June 16, 2000
- Operation
- Air carrier
- Aircraft
- N351SW
- Make and model
- Boeing 7373H4
- Aircraft serial
- 24572
- Aircraft time
- 35,732 hours, 34,306 cycles
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Part number
- 3964421
- Condition
- Inoperative
- Location
- A/C Bay
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.