# SDR 2026FA0000310

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 28, 2026
- Submitted: May 1, 2026
- Operation: General aviation
- Aircraft: [N408TL](https://openairdocs.org/aircraft/N408TL), registered now
- Make and model: Textrn 408
- Aircraft serial: 0052
- System (JASC): [2700 · Flight Control System](https://openairdocs.org/jasc/2700)
- Part: Torque Tube
- Part number: 78340714
- Condition: Excess Play
- Location: Zone 300
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026FA0000310

## Discrepancy

PERFORMED INSPECTION OF THE RUDDER HINGES INSTALLATION DUE TO THE CUSTOMER REQUEST. ALL FOUND SATISFACTORY. DURING THE INSPECTION TECHNICIAN TOUCH THE ELEVATORS LH & RH SIDE AND FEELS FREE PLAY. WITH THE INSPECTION MIRROR AND TORCH PERFORMED QUICK CHECK AND REALIZED THAT  RH ELEVATOR TORQUE TUBE TO ELEVATOR CONTROL ARM BOLTS CONNECTION IS LOOSE. PERFORMED OPENING SURROUNDED PANELS FOR BETTER ACCESS AND INSPECTION. PANELS NEVER BEEN REMOVED BEFORE.  FOUND ALL 4 BOLTS UNEVENLY LOOSE.  PERFORMED BOLTS REMOVAL ONE BY ONE. PERFORMED EACH BOLT INSPECTION, EACH HOLE INSPECTION FOR ELONGATION, CRACKING, CORROSION. NO FAULTS FOUND. PERFORMED NEW HARDWARE INSTALLATION IAW. MODEL 408 MAINTENANCE MANUAL (REV 11), CHAPTER 55-20-05 (REV 8). ALL WORK HAS BEEN PERFORMED, INSPECTED AND FOUND SATISFACTORY. AIRCRAFT HAS BEEN RTS.  IMMEDIATE EMPENAGE ELEVATOR SYSTEM GVI FOR ALL CLOSE A/C S/N .

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