Service difficulty report · Check Valve · Boeing 727222

Difficulty date
August 24, 2001
Submitted
October 2, 2001
Operation
Air carrier
Aircraft
N7286U
Make and model
Boeing 727222
Aircraft serial
21564
Aircraft time
65,334 hours, 37,563 cycles
Engine
Pwa JT8D15
Part
Check Valve
Condition
Leaking
Location
Nr 1 Engine
Stage of operation
CL
How discovered
O
Nature of condition
M, J
Precautionary procedure
A

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

What was found

ACARS DISPLAYED A STRUT OVERHEAT LIGHT ON NUMBER 1 ENGINE. *S/D* FOUND SENSE LINE LEAKAGE AT 6TH STAGE CHECK VALVE. REPLACED AND WRENCHED CHECKED LINES. OPERATIONS CHECK NORMAL.