SDR SWIA972323

Service difficulty report · Tab · Emb EMB120ER

Difficulty date: February 1, 2001
Submitted: February 6, 2001
Operation: Air carrier
Aircraft: N190SW
Make and model: Emb EMB120ER
Aircraft serial: 120050
Aircraft time: 33,648 hours, 41,238 cycles
Engine: Pwa PW118B
System (JASC): 2711 · Aileron Tab Control System
Part: Tab
Condition: Binding
Location: Elevator Trim
Stage of operation: CR
How discovered: O
Nature of condition: F, J
Precautionary procedure: O

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

What was found

INFLIGHT WITH F/O AUTOPILOT ENGAGED THE AIRCRAFT LEVELED OFF TO CATCH THE COURSE AND FELT A VIBRATION LIKE TENSION BEING RELEASED ON THE CABLES TO THE AILERON. THE YOKE VIBRATED LEFT AND RIGHT, THEN EVERYTHING RETURNED TO NORMAL. DISENGAGED AUTOPILOT, TESTED AILERON/ELEVATOR TRAVEL, SEEMED OK. FOUND LEFT AILERON TRIM TAB BINDING AND POPPING. INSTALLED NEW TRIM TAB, BEARINGS AND REINSTALLED TRIM TAB IAW EMB MM 22-12-02. OPS CHECK GOOD.

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