Service difficulty report · Arm · Piper PA34200T

Difficulty date
July 22, 2008
Submitted
July 31, 2008
Operation
General aviation
Aircraft
N2190K
Make and model
Piper PA34200T
Aircraft serial
347970096
Engine
Cont TSIO360*
Part
Arm
Part number
9539500
Condition
Worn
Location
Nlg Steering
Part time
4,792 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

NLG MOUNT ASSY ATTACHMENT POINT FOR STEERING ARM ASSY HAS EXCESSIVE WEAR AT LWR MOUNT HOLE, SRM DOES NOT SPECIFY AT FIX OR ALLOWABLE LIMIT FOR PN 95551-23. DISCREPANCY FOUND DURING INSP IAW SB 1123A & B AND ANNUAL INSPECTION IAW SRM INSPECTION GUIDE. SB 1123B GIVES THE SERVICE LIMITS TO THE STEERING ARM CENTER PIVOT BUSHINGS AND CENTER PIVOT SLEEVE. HOWEVER THE MORE CRITICAL COMPONENT, THE NLG MOUNT ASSY IS NOT ADDRESSED FOR THE SERVICE LIMIT OF THE STEERING ARM MOUNTING TABS. MFG SHOULD INCORPORATE SERVICE LIMIT DATA THAT COVERS THE NLG MOUNT ASSY AND REPAIR DATA. (K)

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