Calco 8411 Controller

The Calco 8411 is a flap selector/controller box used in Piper aircraft such as the PA31‑T1 and Chieftain models. Common failure points for this type of unit include cracked or damaged plastic housing, broken internal connectors, worn potentiometers or switches, and corrosion on the printed circuit board. Begin troubleshooting by verifying that the power supply to the controller is within spec, inspecting the external case for cracks or loose screws, checking all connector pins for continuity and proper seating, and reviewing any recorded fault codes from the aircraft’s avionics system.[oss-gpt-20b]

Need your Calco repaired or tested?

We specialize in the repair and refurbishment of high-end industrial control electronics and power systems like this unit.

📞 Call Now: 1 (336) 969-0110

Free Estimates • Industrial-grade testing • Nationwide Service

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Other Repaired Units by Calco

Calco 8219 M2 Trim Servo
Calco 551-992 Controller
Calco 8411 Controller

Contact Us

🚑Shop Location🛠️

Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.

📞Phone

1-336-969-0110

📦Mailing Address🚛

Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.