Service difficulty report · Valve · Boeing 727232

Difficulty date
May 29, 2001
Submitted
June 5, 2001
Operation
Air carrier
Aircraft
N540DA
Make and model
Boeing 727232
Aircraft serial
22386
Aircraft time
60,053 hours, 44,840 cycles
Part
Valve
Part number
39854021
Part serial
P2227
Condition
Inoperative
Location
Lt Pack
Stage of operation
CR
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.

What was found

LOSS OF PRESSURIZATION IN FLT AT FL 330 CABIN ALT ROSE TO 13000. MTC FOUND THE LT PACK FWD PACK VALVE INOP. REPLACED SAME.