What was found
DURING CLIMB A NOISE WAS HEARD FOLLOWED BY A CABIN DECOMPRESSION. EMERGENCY DESCENT AND DECLARED EMERGENCY RETURNED AND LANDED WITHOUT FURTHER EVENT. MAINTENANCE DISCOVERED OUTER DUCT TO ACM RUPTURED AND INNDER DUCT DISCONNECTED.
- Difficulty date
- January 21, 2021
- Submitted
- January 22, 2021
- Operation
- Air carrier
- Aircraft
- N509RP
- Make and model
- Cessna S550
- Aircraft serial
- S5500030
- Aircraft time
- 9,227 hours, 7,602 cycles
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Coupling
- Part number
- 6515315201
- Condition
- Ruptured
- Location
- Acm
- Part time
- 9,227 hours, 9,227 cycles
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- S
- Precautionary procedure
- B, G
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.