AD 78-22-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-38-112 | Airworthiness Directives; Piper Model PA-38-112 Airplanes |
Unsafe Condition
Binding of the rudder or elevator in flight due to improper clearance between the rudder leading edge and fin trailing edge or elevator leading edge issues.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect for proper clearance between the rudder leading edge and fin trailing edge and repair per Piper Service Bulletin 607/607A or equivalent. Install Piper Kit 763 872 Rudder Leading Edge Modification or equivalent. Inspect and repair the elevator leading edge per Piper Service Bulletin No. 607A Part II or equivalent. Equivalent actions require FAA approval.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight for initial inspection, within 50 hours in service after effective date for installation and elevator inspection, with possible adjustments by FAA approval.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Piper Model PA-38-112, Serial Numbers 38-78A0001 thru 38-78A0400.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Rudder or Elevator Binding
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_78-22-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 78-22-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Model PA-38-112 Airplanes Subject: Rudder or Elevator Binding Status: Current Citation: This information is not available. Citation Publish Date: 10/26/1978 Effective Date: 10/30/1978 Make: Piper Aircraft Inc. Model: PA-38-112 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part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: 78-22-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-3323 AD NUMBER: 78-22-01 SUBJECT HEADING: Airworthiness Directives; Piper Model PA-38-112 Airplanes ACTION: SUMMARY: DATES: Effective October 30, 1978. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 78-22-01 PIPER: Amendment 39-3323. Applies to Piper Model PA-38-112, Serial Numbers 38-78A0001 thru 38-78A-0400 certificated in all categories. To prevent possible binding of the rudder or elevator in flight, accomplish the following: (a) Applies to Model PA-38-112, Serial Numbers 38-78A0001 thru 38-78A0215 and 38-78A0217 thru 38-78A0226. Before further flight, unless already accomplished, and at intervals thereafter not to exceed 25 hours in service inspect for proper clearance between the rudder leading edge and fin trailing edge and repair in accordance with the "instructions" of Piper Service Bulletin Nos. 607 or 607A dated May 19, 1978, and June 2, 1978, or equivalent. (b) Applies to Model PA-38-112, Serial Nos. 38-78A0001 thru 38-78A0215 and 38-78A0217 thru 38-78A0226. Within the next fifty hours in service after the effective date of this AD, unless already accomplished, install Piper Kit 763 872 Rudder Leading Edge Modification or equivalent. The inspections of (a) may be dispensed with upon incorporation of this modification. (c) Applies to Model PA-38-112 Serial Nos. 38-78A0001 thru 38-78A0400. Within the next fifty hours in service after the effective date of this AD, unless already accomplished, inspect and repair the elevator leading edge in accordance with the procedure under "instructions" of Part II of Piper Service Bulletin No. 607A dated June 2, 1978, or equivalent. (d) Equivalent inspections, repairs and modifications must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region. (e) The affected airplanes may be flown in accordance with FAR 21.197 to a location where the AD compliance procedures can be accomplished. (f) Upon submission of substantiating data through an FAA Maintenance Inspector, the compliance times specified in this AD may be adjusted by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region. This amendment is effective October 30, 1978. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_78-22-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 78-22-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Model PA-38-112 Airplanes Subject: Rudder or Elevator Binding Status: Current Citation: This information is not available. Citation Publish Date: 10/26/1978 Effective Date: 10/30/1978 Make: Piper Aircraft Inc. Model: PA-38-112 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: 78-22-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-3323 AD NUMBER: 78-22-01 SUBJECT HEADING: Airworthiness Directives; Piper Model PA-38-112 Airplanes ACTION: SUMMARY: DATES: Effective October 30, 1978. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 78-22-01 PIPER: Amendment 39-3323. Applies to Piper Model PA-38-112, Serial Numbers 38-78A0001 thru 38-78A-0400 certificated in all categories. To prevent possible binding of the rudder or elevator in flight, accomplish the following: (a) Applies to Model PA-38-112, Serial Numbers 38-78A0001 thru 38-78A0215 and 38-78A0217 thru 38-78A0226. Before further flight, unless already accomplished, and at intervals thereafter not to exceed 25 hours in service inspect for proper clearance between the rudder leading edge and fin trailing edge and repair in accordance with the "instructions" of Piper Service Bulletin Nos. 607 or 607A dated May 19, 1978, and June 2, 1978, or equivalent. (b) Applies to Model PA-38-112, Serial Nos. 38-78A0001 thru 38-78A0215 and 38-78A0217 thru 38-78A0226. Within the next fifty hours in service after the effective date of this AD, unless already accomplished, install Piper Kit 763 872 Rudder Leading Edge Modification or equivalent. The inspections of (a) may be dispensed with upon incorporation of this modification. (c) Applies to Model PA-38-112 Serial Nos. 38-78A0001 thru 38-78A0400. Within the next fifty hours in service after the effective date of this AD, unless already accomplished, inspect and repair the elevator leading edge in accordance with the procedure under "instructions" of Part II of Piper Service Bulletin No. 607A dated June 2, 1978, or equivalent. (d) Equivalent inspections, repairs and modifications must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region. (e) The affected airplanes may be flown in accordance with FAR 21.197 to a location where the AD compliance procedures can be accomplished. (f) Upon submission of substantiating data through an FAA Maintenance Inspector, the compliance times specified in this AD may be adjusted by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region. This amendment is effective October 30, 1978. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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