Service difficulty report · Duct · Boeing 737990ER

Difficulty date
May 24, 2017
Submitted
May 26, 2017
Operation
Air carrier
Aircraft
N419AS
Make and model
Boeing 737990ER
Aircraft serial
41734
Aircraft time
16,568 hours, 5,453 cycles
Engine
Cfmint CFM567B27E
Part
Duct
Part number
332A232254
Condition
Damaged
Location
Engine Bleed
Stage of operation
IN
How discovered
9
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

NR 1 ENGINE ADJUSTABLE SUPPORT LINK C/T THE INTERSECTION MANIFOLD DUCT ASSEMBLY HAS A BAD LOWER ROD END BEARING. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 ENGINE INTERSECTION MANIFOLD DUCT ASSEMBLY, IAW POWERPLANT BUILDUP MANUAL 71-00-02, FIG 16-1. LEAK CHECKED DUCT ASSEMBLY. RETURNED ACFT BACK TO NORMAL CONDITION IAW AMM 36-11-01-400-802 STEPS 3.J.-3.K.