Service difficulty report · Check Valve · Boeing 737247

Difficulty date
November 19, 2002
Submitted
November 25, 2002
Operation
Air carrier
Aircraft
N245WA
Make and model
Boeing 737247
Aircraft serial
23519
Aircraft time
42,068 hours, 33,598 cycles
Part
Check Valve
Condition
Leaking
Location
Lav Servie
Stage of operation
CR
How discovered
O
Nature of condition
S
Precautionary procedure
K

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

What was found

ON ARRIVAL FOUND RIGHT HORIZONTAL STABILIZER LEADING EDGE DENTED. SUSPECT DAMAGE FROM BLUE ICE CAUSED BY LEAKING FWD LAV SERVICE PANEL. REPLACED STAB L/E ASSY AND REPLACED LAV SERVICE LINE CHECK VALVE.