AD 88-25-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-46-310P | Airworthiness Directives; Piper Model PA-46-310P Airplanes |
Unsafe Condition
Possible catastrophic engine failure due to insufficient engine cooling system modification.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the engine cooling system in accordance with Piper Service Bulletin 892 dated August 24, 1988. Airplanes may be flown under FAR 21.197 to a location where this AD can be accomplished. Equivalent compliance must be approved by the Atlanta Aircraft Certification Office.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Piper Model PA-46-310P (all serial numbers)
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Engine Cooling System
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_88-25-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 88-25-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Model PA-46-310P Airplanes Subject: Engine Cooling System Status: Current Citation: This information is not available. Citation Publish Date: 12/01/1988 Effective Date: 01/03/1989 Make: Piper Aircraft Inc. Model: PA-46-310P Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part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: 88-25-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-6087 AD NUMBER: 88-25-08 SUBJECT HEADING: Airworthiness Directives; Piper Model PA-46-310P Airplanes ACTION: SUMMARY: DATES: Effective January 3, 1989. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 88-25-08 PIPER: Amendment 39-6087. Applies to Model PA-46-310P (all serial numbers) airplanes certificated in any category. Compliance: Required within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished. To prevent possible catastrophic engine failure accomplish the following: (a) Modify the engine cooling system in accordance with Piper Service Bulletin 892, dated August 24, 1988. (b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (c) An equivalent means of compliance with this AD, if used, must be approved by the Manager, Atlanta Aircraft Certification Office, ACE-115A, Federal Aviation Administration, 1669 Phoenix Parkway, Suite 210C, Atlanta, Georgia 30349. This amendment (39-6087, AD 88-25-08) becomes effective on January 3, 1989. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_88-25-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 88-25-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Model PA-46-310P Airplanes Subject: Engine Cooling System Status: Current Citation: This information is not available. Citation Publish Date: 12/01/1988 Effective Date: 01/03/1989 Make: Piper Aircraft Inc. Model: PA-46-310P 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: 88-25-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-6087 AD NUMBER: 88-25-08 SUBJECT HEADING: Airworthiness Directives; Piper Model PA-46-310P Airplanes ACTION: SUMMARY: DATES: Effective January 3, 1989. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 88-25-08 PIPER: Amendment 39-6087. Applies to Model PA-46-310P (all serial numbers) airplanes certificated in any category. Compliance: Required within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished. To prevent possible catastrophic engine failure accomplish the following: (a) Modify the engine cooling system in accordance with Piper Service Bulletin 892, dated August 24, 1988. (b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (c) An equivalent means of compliance with this AD, if used, must be approved by the Manager, Atlanta Aircraft Certification Office, ACE-115A, Federal Aviation Administration, 1669 Phoenix Parkway, Suite 210C, Atlanta, Georgia 30349. This amendment (39-6087, AD 88-25-08) becomes effective on January 3, 1989. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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