AD 59-23-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piaggio & C. | P.136-L1 | Airworthiness Directives; Piaggio Models P.136-L1 and P.136-L2 Aircraft |
| aircraft | Piaggio & C. | P.136-L2 | Airworthiness Directives; Piaggio Models P.136-L1 and P.136-L2 Aircraft |
Unsafe Condition
Water rudder cables may foul the bolt end and nuts that secure the microswitch to the water rudder retraction cylinder.
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Required Actions
Install a cable guard plate to prevent water rudder cables from fouling the bolt end and nuts securing the microswitch to the water rudder retraction cylinder.
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Compliance Time
December 31, 1959
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Affected Aircraft
Piaggio & C. Models P.136-L1 and P.136-L2 Aircraft
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Federal Register Abstract
Water Rudder Cable Guard
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_59-23-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 59-23-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piaggio Models P.136-L1 and P.136-L2 Aircraft Subject: Water Rudder Cable Guard Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Piaggio & C. Model: P.136-L1 | P.136-L2 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 59-23-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 59-23-01 SUBJECT HEADING: Airworthiness Directives; Piaggio Models P.136-L1 and P.136-L2 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 59-23-01 PIAGGIO: Applies to All Models P.136-L1 and P.136-L2 Aircraft. Compliance required by December 31, 1959. In order to preclude the water rudder cables from fouling the bolt end and nuts that secure the microswitch to the water rudder retraction cylinder, a cable guard plate must be installed. The Registro Aeronautico Italiano considers compliance mandatory. (Piaggio & Co. Change Order No. 36 L-48 covers the same subject.) FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_59-23-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 59-23-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piaggio Models P.136-L1 and P.136-L2 Aircraft Subject: Water Rudder Cable Guard Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Piaggio & C. Model: P.136-L1 | P.136-L2 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 59-23-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 59-23-01 SUBJECT HEADING: Airworthiness Directives; Piaggio Models P.136-L1 and P.136-L2 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 59-23-01 PIAGGIO: Applies to All Models P.136-L1 and P.136-L2 Aircraft. Compliance required by December 31, 1959. In order to preclude the water rudder cables from fouling the bolt end and nuts that secure the microswitch to the water rudder retraction cylinder, a cable guard plate must be installed. The Registro Aeronautico Italiano considers compliance mandatory. (Piaggio & Co. Change Order No. 36 L-48 covers the same subject.) FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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