What was found
A/C DEPRESSURIZED AT 33,000 DESCEND TO 17,000 TO HOLD 12,000 FT CABIN. NR 1 T/C INOP. INSTALLED SERVICEABLE WARM AIR CK VALVE ON LT PNEU MANIFOLD. SECURED LOOSE DUCTING, A/C PRESSURIZATION AND LEAK CK GOOD, NR 1 T/C GRD CKS GOOD.
- Difficulty date
- February 3, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N950R
- Make and model
- Doug DC863
- Aircraft serial
- 45903
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Check Valve
- Part number
- 56194331
- Condition
- Malfunctioned
- Location
- Left
- Stage of operation
- CR
- Nature of condition
- J
- Precautionary procedure
- B
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.