AD 94-06-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Teledyne Continental Motors | Magnetos | Airworthiness Directives; Teledyne Continental Motors (Formerly Bendix) Magnetos |
Unsafe Condition
Capacitors (Part Number 10-349276) in Teledyne Continental Motors (formerly Bendix) SC-20, SC-200, and S-1200 series magnetos may have an intermittent open circuit condition between the internal through-lead and the p-lead stud terminal, potentially resulting in a non-grounded magneto and risk of injury or death to ground personnel from a turning propeller.
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Required Actions
Inspect magnetos for capacitor P/N 10-349276 with date codes 93-40 or 93-42. Replace capacitors with these date codes using serviceable parts with different date codes. Metal stamp the letter 'E' to show compliance. Inspect uninstalled capacitors and replace as necessary.
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Compliance Time
Within the next 10 hours time in service after the effective date of this AD
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Affected Aircraft
Teledyne Continental Motors (formerly Bendix) SC-20 (P/N 10-500XXX-X series), SC-200 (P/N 10-600XXX-X series), and S-1200 (P/N 10-349XXX-X series) magnetos with specific serial ranges (J2793XXX(R) through J3193XXX(R), K0193XXX(R) through K3093XXX(R), L0193XXX(R) through L2293XXX(R)), and any magnetos fitted after October 27, 1993, with capacitor P/N 10-349276 (date codes 93-40 or 93-42).
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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