What was found
(CAN) AFTER DEPARTURE, CREW DISCOVERED THAT THE A/C WOULD NOT PRESSURIZE. A/C RETURNED TO BASE WHERE A PACK VALVE WAS FOUND FAILED IN THE CLOSED POSITION. VALVE WAS REPLACED AND A/C RETURNED TO SERVICE. (TC NR 20061014001)
- Difficulty date
- October 11, 2006
- Submitted
- December 4, 2006
- Operation
- General aviation
- Make and model
- Boeing 727243
- Aircraft time
- 58,570 hours, 36,395 cycles
- Engine
- Pwa JT8D9A
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Valve
- Part number
- 39854021
- Condition
- Failed
- Location
- A/C Pack
- 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.