What was found
FLIGHT CREW HAD UNCOMMANDED DEPRESSURIZATION FOLLOWING REDUCTION OF POWER AT CRUISE. PROBLEM FOUND TO BE LT SQUAT SWITCH POSITON NR 5 DID NOT CHANGE TO FLIGHT MODE. SWITCH REPLACED.
- Difficulty date
- June 8, 2010
- Submitted
- January 4, 2011
- Operation
- Air carrier
- Make and model
- Cessna 550
- Aircraft time
- 8,298 hours
- Engine
- Pwa JT15D4
- System (JASC)
- 2130 · Cabin Pressure Control System
- Part
- Squat Switch
- Part number
- 41EN496
- Condition
- Inoperative
- Location
- Left
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- B
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.