AD 77-13-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Allied Ag Cat Productions, Inc. | G-164A | Airworthiness Directives; Grumman-American Model G-164B and G-164A |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B | Airworthiness Directives; Grumman-American Model G-164B and G-164A |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B-15T | Airworthiness Directives; Grumman-American Model G-164B and G-164A |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B-20T | Airworthiness Directives; Grumman-American Model G-164B and G-164A |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B-34T | Airworthiness Directives; Grumman-American Model G-164B and G-164A |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B (with 73 inch wing gap) | Airworthiness Directives; Grumman-American Model G-164B and G-164A |
Unsafe Condition
Failure to install a warning placard adjacent to the parking brake handle and the absence of the alteration defined in Grumman American Aviation Corporation Service Bulletin No. 60 may result in the parking brake being left ON during landing, leading to potential aircraft damage or accidents.
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Required Actions
Install a placard stating 'Warning - Parking Brake OFF Prior to Landing' before further flight. Within the next 50 hours in service, install the alteration per Service Bulletin No. 60 or an approved equivalent method. After completing the alteration, the warning placard may be removed.
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Compliance Time
before further flight (for placard installation) and within the next 50 hours in service (for the alteration installation)
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Affected Aircraft
Grumman-American Model G-164B (S/N's 138B, 142B, 177B and up) and G-164A (S/N's 1686, 1695 and up)
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Federal Register Abstract
Placard-Brake Warning
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_77-13-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 77-13-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Grumman-American Model G-164B and G-164A Subject: Placard-Brake Warning Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/29/1977 Make: Allied Ag Cat Productions, Inc. Model: G-164A | G-164B | G-164B-15T | G-164B-20T | G-164B-34T | G-164B (with 73 inch wing gap) 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: 77-13-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2931 AD NUMBER: 77-13-04 SUBJECT HEADING: Airworthiness Directives; Grumman-American Model G-164B and G-164A ACTION: SUMMARY: DATES: Effective June 29, 1977. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 77-13-04 GRUMMAN-AMERICAN: Amendment 39-2931. Applies to G-164B, S/N's 138B, 142B, 177B and up, and G-164A, S/N's 1686, 1695 and up, certificated in all categories. Accomplish the following, unless previously accomplished: a) Before further flight, install a placard adjacent to the parking brake handle stating: "Warning - Parking Brake OFF Prior to Landing." b) Within the next 50 hours in service, install the alteration defined in Grumman American Aviation Corporation Service Bulletin No. 60, dated May 20, 1977, or an equivalent method approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region. When this is accomplished, the warning placard may be removed. This Amendment becomes effective June 29, 1977. FOOTER:
Document Text
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AD Final Rules - DRS_77-13-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 77-13-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Grumman-American Model G-164B and G-164A Subject: Placard-Brake Warning Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/29/1977 Make: Allied Ag Cat Productions, Inc. Model: G-164A | G-164B | G-164B-15T | G-164B-20T | G-164B-34T | G-164B (with 73 inch wing gap) 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: 77-13-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2931 AD NUMBER: 77-13-04 SUBJECT HEADING: Airworthiness Directives; Grumman-American Model G-164B and G-164A ACTION: SUMMARY: DATES: Effective June 29, 1977. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 77-13-04 GRUMMAN-AMERICAN: Amendment 39-2931. Applies to G-164B, S/N's 138B, 142B, 177B and up, and G-164A, S/N's 1686, 1695 and up, certificated in all categories. Accomplish the following, unless previously accomplished: a) Before further flight, install a placard adjacent to the parking brake handle stating: "Warning - Parking Brake OFF Prior to Landing." b) Within the next 50 hours in service, install the alteration defined in Grumman American Aviation Corporation Service Bulletin No. 60, dated May 20, 1977, or an equivalent method approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region. When this is accomplished, the warning placard may be removed. This Amendment becomes effective June 29, 1977. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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