SDR U5QA20130911058

Service difficulty report · Cabin Pressure · Lear 60LEAR

Difficulty date: September 11, 2013
Submitted: September 16, 2013
Operation: Air carrier
Aircraft: N479PF
Make and model: Lear 60LEAR
Aircraft serial: 025
Aircraft time: 6,657 hours, 4,091 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Cabin Pressure
Condition: Failed
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CABIN PRESSURIZATION FAILED AFTER TAKEOFF, DECLARED EMERGENCY AND DIVERTED. MX REMOVED JET PUMP TO CHECK FOR PROPER OPERATION AND DEBRIS, REMOVED CHECK VALVE TO CHECK FOR PROPER OPERATION AND DEBRIS. REINSTALLED BOTH, NO DEFECTS NOTED. PERFORMED OPS CHECK OF CABIN PRESSURIZATION SYSTEM, OPS CHECKED GOOD WITH NO DEFECTS NOTED.