AD 79-17-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-38-112 | Airworthiness Directives; Piper Model PA-38-112 Airplanes |
Unsafe Condition
Insufficient or intermittent grounding of the fuel gauges and engine instrument cluster.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install ground wire harness assembly P/N 77960-400 and connect leads to instruments and terminal ground strip in accordance with Piper Service Bulletin No. 603, or an approved equivalent alteration. Equivalent alterations must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours in service after the effective date of this AD
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Affected Aircraft
Piper Model PA-38-112 serial numbers 38-78A0002 thru 38-78A0027, 38-78A0029 thru 38-78A0037, 38-78A0039 thru 38-78A0041, 38-78A0043, 38-78A0045 thru 38-78A0064, 38-78A0066 thru 38-78A0072, and 38-78A0074 thru 38-78A0104.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Fuel Gauges and Engine Instruments
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_79-17-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 79-17-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Model PA-38-112 Airplanes Subject: Fuel Gauges and Engine Instruments Status: Current Citation: This information is not available. Citation Publish Date: 08/20/1979 Effective Date: 08/22/1979 Make: Piper Aircraft Inc. Model: PA-38-112 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part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: 79-17-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-3531 AD NUMBER: 79-17-05 SUBJECT HEADING: Airworthiness Directives; Piper Model PA-38-112 Airplanes ACTION: SUMMARY: DATES: Effective August 22, 1979. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 79-17-05 PIPER: Amendment 39-3531. Applies to Model PA-38-112 serial numbers 38-78A0002 thru 38-78A0027, 38-78A0029 thru 38-78A0037, 38-78A0039 thru 38-78A0041, 38-78A0043, 38-78A0045 thru 38-78A0064, 38-78A0066 thru 38-78A0072, and 38-78A0074 thru 38-78A0104. Compliance required as indicated unless already accomplished. a. To prevent the occurrence of insufficient or intermittent grounding of the fuel gauges and engine instrument cluster, accomplish the following: Within the next 25 hours in service after the effective date of this AD, install ground wire harness assembly P/N 77960-400 and connect leads to instruments and terminal ground strip in accordance with Piper Service Bulletin No. 603, or an approved equivalent alteration. Equivalent alterations must be approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration (FAA), Eastern Region. b. Aircraft may be flown in accordance with 21.197 to a base where the modification required by this AD can be accomplished. This amendment is effective August 22, 1979. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_79-17-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 79-17-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Model PA-38-112 Airplanes Subject: Fuel Gauges and Engine Instruments Status: Current Citation: This information is not available. Citation Publish Date: 08/20/1979 Effective Date: 08/22/1979 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: 79-17-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-3531 AD NUMBER: 79-17-05 SUBJECT HEADING: Airworthiness Directives; Piper Model PA-38-112 Airplanes ACTION: SUMMARY: DATES: Effective August 22, 1979. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 79-17-05 PIPER: Amendment 39-3531. Applies to Model PA-38-112 serial numbers 38-78A0002 thru 38-78A0027, 38-78A0029 thru 38-78A0037, 38-78A0039 thru 38-78A0041, 38-78A0043, 38-78A0045 thru 38-78A0064, 38-78A0066 thru 38-78A0072, and 38-78A0074 thru 38-78A0104. Compliance required as indicated unless already accomplished. a. To prevent the occurrence of insufficient or intermittent grounding of the fuel gauges and engine instrument cluster, accomplish the following: Within the next 25 hours in service after the effective date of this AD, install ground wire harness assembly P/N 77960-400 and connect leads to instruments and terminal ground strip in accordance with Piper Service Bulletin No. 603, or an approved equivalent alteration. Equivalent alterations must be approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration (FAA), Eastern Region. b. Aircraft may be flown in accordance with 21.197 to a base where the modification required by this AD can be accomplished. This amendment is effective August 22, 1979. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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