Service difficulty report · Flow Valve · Boeing 727223

Difficulty date
August 27, 2000
Submitted
September 14, 2000
Operation
Air carrier
Aircraft
N315NE
Make and model
Boeing 727223
Aircraft serial
20190
Aircraft time
76,966 hours, 52,393 cycles
Part
Flow Valve
Part number
39608831
Part serial
P1738
Condition
Inoperative
Location
Tail Section
Component
Heat Exchanger · Boeing
Component part number
1843601
Stage of operation
CR
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

UNABLE TO MAINTAIN CABIN PRESSURE. LEFT PACK APPEARS TO BE INOP, RETURNED TO IND. REMOVED AND REPLACED NEW FLOW CONTROL VALVE, OPS CHECK NORMAL, PER M/M 36-10.