Service difficulty report · Line · Cessna 441

Difficulty date
April 19, 2011
Submitted
September 14, 2015
Operation
General aviation
Make and model
Cessna 441
Aircraft time
4,465 hours
Engine
Garrtt TPE33110N
Part
Line
Part number
572700288
Condition
Cracked
Location
Hydraulic Sys
Part time
4,974 hours
Stage of operation
AP
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

(CAN) THIS HYDRAULIC PRESSURE LINE WHIICH IS LOCATED IN THE LT WHEEL WELL FAILED WHEN THE LANDING GEAR WAS RETRACTED FOR LANDING. THE FLIGHT CREW ACTIVATED THE "BLOW DOWN" BOTTLE TO RETRACT THE LANDING GEAR INTO THE LOCKED POSITION AND THE ACFT LANDING WITHOUT INCIDENT. IT WAS FOUND THAT THIS ALUMINUM PRESSURE LINE HAD SPLIT NEAR THE END FITTING, SPEWING HYDRAULIC FLUID THROUGHOUT THE WHEEL WELL AREA.

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