Service difficulty report · Mount Bracket · Cessna 441

Difficulty date
May 12, 2009
Submitted
May 12, 2009
Operation
General aviation
Aircraft
N725SV
Make and model
Cessna 441
Aircraft serial
4410051
Aircraft time
5,680 hours, 7,531 cycles
Part
Mount Bracket
Part number
58130441
Condition
Cracked
Location
Nlg Actuator
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

DURING THE SID INSP THE NLG WAS REMOVED FOR INSP. THE RETRACT ACTUATOR UPPER MOUNT WAS FOUND CRACKED WHICH ALLOWED THE DOWNLOCK OVER-CENTER TENSION TO BE REDUCED. THERE IS NO REEQUIREMENT TO REMOVE THE NLG EXCEPT DURING THE SID INSP CALLED OUT IN THE LATEST MANUAL REVISION 16. IT WOULD HAVE BEEN VERY DIFFICULT TO FIND THIS PROBLEM WITHOUT REMOVING THE NLG 5343 MOUNT BRACKET 5813044-1 (2EA.).

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