AD 71-14-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-28-140 | Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes |
| aircraft | Piper Aircraft Inc. | PA-28-150 | Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes |
| aircraft | Piper Aircraft Inc. | PA-28-160 | Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes |
| aircraft | Piper Aircraft Inc. | PA-28-180 | Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes |
| aircraft | Piper Aircraft Inc. | PA-28-235 | Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes |
Unsafe Condition
Possible inadvertent grounding of magnetos due to uninsulated terminals on the magneto filters on the aft side of the firewall.
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Required Actions
Visually inspect the two terminals of the magneto filters. If terminals are not insulated, install electrical nipples Piper P/N 23969-02 in accordance with Piper Service Bulletin 313 or FAA approved equivalent.
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Compliance Time
within the next 50 hours' time in service after the effective date of this airworthiness directive unless already accomplished
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Affected Aircraft
Piper Models PA 28-140 (Serial Numbers 28-20001 through 28-23042), PA 28-150/-160/-180 (Serial Numbers 28-1 through 28-4033), and PA 28-235 (Serial Numbers 28-10001 through 28-10718)
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Federal Register Abstract
Magnetos Grounding
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_71-14-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 71-14-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes Subject: Magnetos Grounding Status: Current Citation: This information is not available. Citation Publish Date: 07/15/1971 Effective Date: 07/09/1971 Make: Piper Aircraft Inc. Model: PA-28-140 | PA-28-150 | PA-28-160 | PA-28-180 | PA-28-235 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 71-14-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-1243 AD NUMBER: 71-14-06 SUBJECT HEADING: Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes ACTION: SUMMARY: DATES: Effective July 9, 1971. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 71-14-06 PIPER: Amdt. 39-1243. Applies to PA 28-140 airplanes Serial Numbers 28- 20001 through 28-23042, PA 28-150/-160/-180 airplanes Serial Numbers 28-1 through 28-4033, and PA 28-235 airplanes Serial Numbers 28-10001 through 28-10718, certificated in all categories. Compliance required within the next 50 hours' time in service after the effective date of this airworthiness directive unless already accomplished. To prevent possible inadvertent grounding of magnetos, accomplish the following: (a) Visually inspect the two terminals of the magneto filters on the aft side of the firewall. If these terminals are not insulated, install electrical nipples Piper P/N 23969-02 in accordance with Piper Service Bulletin 313, dated July 1, 1970, or later approved revision, or FAA approved equivalent. This amendment becomes effective July 9, 1971. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_71-14-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 71-14-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes Subject: Magnetos Grounding Status: Current Citation: This information is not available. Citation Publish Date: 07/15/1971 Effective Date: 07/09/1971 Make: Piper Aircraft Inc. Model: PA-28-140 | PA-28-150 | PA-28-160 | PA-28-180 | PA-28-235 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 71-14-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-1243 AD NUMBER: 71-14-06 SUBJECT HEADING: Airworthiness Directives; Piper Models PA 28-140, PA 28-150, PA-28-160, PA-28-180, and PA-28-235 Airplanes ACTION: SUMMARY: DATES: Effective July 9, 1971. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 71-14-06 PIPER: Amdt. 39-1243. Applies to PA 28-140 airplanes Serial Numbers 28- 20001 through 28-23042, PA 28-150/-160/-180 airplanes Serial Numbers 28-1 through 28-4033, and PA 28-235 airplanes Serial Numbers 28-10001 through 28-10718, certificated in all categories. Compliance required within the next 50 hours' time in service after the effective date of this airworthiness directive unless already accomplished. To prevent possible inadvertent grounding of magnetos, accomplish the following: (a) Visually inspect the two terminals of the magneto filters on the aft side of the firewall. If these terminals are not insulated, install electrical nipples Piper P/N 23969-02 in accordance with Piper Service Bulletin 313, dated July 1, 1970, or later approved revision, or FAA approved equivalent. This amendment becomes effective July 9, 1971. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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