Service difficulty report · Aileron Sys · Cessna 750

Difficulty date
September 10, 2010
Submitted
September 13, 2010
Operation
Air carrier
Aircraft
N989
Make and model
Cessna 750
Aircraft serial
7500089
Aircraft time
9,221 hours, 5,857 cycles
Part
Aileron Sys
Condition
Binding
Stage of operation
CR
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

PLAY IN AILERON CONTROL & BINDING WHEN MOVING BOTH LT & RT OF NEUTRAL. BINDING NOTICABLE AT SPEEDS ABOVE 210 KIAS & BECAME WORSE AS SPEED INCREASED. AS SPEED DECREASED, BINDING & PLAY DECREASED. NOTHING ABNORMAL NOTICED DURING FLT CONTROL CHECK BEFORE & AFTER FLT. MOVED AILERONS BY HAND. NOTED A LEAK. GAINED ACCESS & NOTED HARDWARE ON PUSHROD & LT ACU SPOILER OVERTORQUED. CLEANED, LUBED & REINSTALLED HARDWARE. LUBRICATED ROLL SPOILERS & AILERONS. NO DEFECTS NOTED. ACCESSED AILERON INSPECTION AREA. NO DEFECTS NOTED. CHECKED TENSION. TENSION WITHIN LIMITS. PERFORMED OPS & TRAVEL CHECK. OPS CHECKED NORMAL, ALL TRAVEL WITHIN LIMITS. CLOSED ALL ACCESS WORK DONE IAW MM 27-10-00.

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