Service difficulty report · 13th Stage Duct · Boeing 737222

Difficulty date
February 12, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N9022U
Make and model
Boeing 737222
Aircraft serial
19060
Engine
Pwa JT8D7B
Part
13th Stage Duct
Part number
6522441
Condition
Ruptured
Location
Nr 2 Engine
Stage of operation
TO
Nature of condition
R
Precautionary procedure
A

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

What was found

AT 500 FEET ON TAKEOFF, AIRCRAFT EXPERIENCED THRUST LOSS OF NR 2 ENGINE FOLLOWED BY AN OVERHEAT INDICATION. OVERHEAT LIGHT EXTINGUISHED WITH THROTTLE AT IDLE. LANDED WITHIN 10 MINUTES. THE 13TH STAGE SADDLE DUCT RUPTURED AROUND THE DOUBLER WELD. THE SADDLE DUCT WAS REPLACED. OPS CHECK GOOD.