Service difficulty report · Link · Boeing 737990ER

Difficulty date
July 9, 2019
Submitted
July 10, 2019
Operation
Air carrier
Aircraft
N428AS
Make and model
Boeing 737990ER
Aircraft serial
36353
Aircraft time
13,509 hours, 4,360 cycles
Part
Link
Part number
332A234145
Condition
Worn
Location
Bleed Air Sys
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

WHILE ACCOMPLISHING #2 ENG INLET INSP T/C #78472000 FOUND WORN BLEED AIR DUCT ATTATCH LINKS. THE 1ST AND 2ND LINKS ABOVE THE HIGH STAGE VALVE. GROUNDED - YES. REMOVED AND REPLACED Y BLEED DUCT AND ASSOCIATED LINKS REF POWERPLANT BUILDUP MANUAL 71-00-02. PERFORMED LEAK CHECK REF AMM 36-11-02, 36-11-04, 36-11-06. NO LEAKS NOTED. A/C OK FOR SERVICE.