AD 84-03-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 414A | Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes |
| aircraft | Cessna Aircraft Company | 421C | Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes |
| aircraft | Cessna Aircraft Company | 425 | Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes |
Unsafe Condition
Cracking and possible loss of the windshield due to original factory windshield installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 25 hours time-in-service after the effective date, install a temporary placard near the cabin pressurization switch with white letters on a red background stating 'LIMIT PRESSURIZATION TO 3.0 PSI MAXIMUM'. Within 100 hours time-in-service, inspect the windshield attach holes per Cessna Service Information Letters, replace or repair unacceptable windshields, and remove the temporary placard.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 25 hours time-in-service after the effective date of this AD and within 100 hours time-in-service after the effective date of this AD.
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Affected Aircraft
Cessna Model 414A (serial numbers 414A0001 through 414A0833; 414A0835 through 414A0851; 414A0853 through 414A0856; and 414A0858), Model 421C (serial numbers 421C0273 through 421C1257), and Model 425 (serial numbers 425-0002 through 425-0177) with original factory windshield installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Windshield Installation Inspection
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_84-03-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 84-03-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes Subject: Windshield Installation Inspection Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/16/1984 Make: Cessna Aircraft Company Model: 414A | 421C | 425 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 84-03-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4804 AD NUMBER: 84-03-04 SUBJECT HEADING: Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes ACTION: SUMMARY: DATES: Effective February 16, 1984. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 84-03-04 CESSNA: Amendment 39-4804. Applies to 414A (Serial Numbers 414A0001 through 414A0833; 414A0835 through 414A0851; 414A0853 through 414A0856; and 414A0858), Model 421C (Serial Numbers 421C0273 through 421C1257), and Model 425 (Serial Number 425-0002 through 425-0177), airplanes with the original factory windshield installation certificated in any category. Compliance: Required as indicated, unless already accomplished. To prevent cracking and possible loss of the windshield, accomplish the following: a) Within 25 hours time-in-service after the effective date of this AD fabricate and install, adjacent to the cabin pressurization switch, a temporary placard having white letters of 3/16" minimum height on red background which reads: "LIMIT PRESSURIZATION TO 3.0 PSI MAXIMUM"; and operate the airplane in accordance with this placard. b) Within 100 hours time-in-service after the effective date of this AD. 1) Visually inspect the attach holes in the pilots and co-pilots windshield in accordance with applicable Cessna Service Information Letters ME83-33 dated September 30, 1983, and ME83-33 Revision 1 dated December 2, 1983, or PJ83-18 dated September 30, 1983, and PJ83-18 Revision 1 dated November 23, 1983. 2) Replace or repair unacceptable windshields in accordance with the criteria and instruction in the applicable Cessna Service Information Letters and Revisions. 3) Remove the temporary placard installed per paragraph a). c) Airplanes may be flown depressurized in accordance with FAR 21.197 to a location where this AD may be accomplished. d) The placard required by paragraph a) of this AD may be installed by the holder of at least an FAA private pilot certificate on any airplane he or she owns or operates. This person must make the prescribed entry in the aircraft maintenance records indicating compliance with paragraph a) of this AD. e) An equivalent means of compliance with this AD may be used if approved by the Manager, Aircraft Certification Office, Federal Aviation Administration, Room 238, Terminal Building 2299, Mid-Continent Airport, Wichita, Kansas 67209; telephone (316) 269-7000. This amendment becomes effective on February 16, 1984. FOOTER:
Document Text
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AD Final Rules - DRS_84-03-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 84-03-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes Subject: Windshield Installation Inspection Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/16/1984 Make: Cessna Aircraft Company Model: 414A | 421C | 425 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: 84-03-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4804 AD NUMBER: 84-03-04 SUBJECT HEADING: Airworthiness Directives; Cessna Model 414A, 421C, and 425 Airplanes ACTION: SUMMARY: DATES: Effective February 16, 1984. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 84-03-04 CESSNA: Amendment 39-4804. Applies to 414A (Serial Numbers 414A0001 through 414A0833; 414A0835 through 414A0851; 414A0853 through 414A0856; and 414A0858), Model 421C (Serial Numbers 421C0273 through 421C1257), and Model 425 (Serial Number 425-0002 through 425-0177), airplanes with the original factory windshield installation certificated in any category. Compliance: Required as indicated, unless already accomplished. To prevent cracking and possible loss of the windshield, accomplish the following: a) Within 25 hours time-in-service after the effective date of this AD fabricate and install, adjacent to the cabin pressurization switch, a temporary placard having white letters of 3/16" minimum height on red background which reads: "LIMIT PRESSURIZATION TO 3.0 PSI MAXIMUM"; and operate the airplane in accordance with this placard. b) Within 100 hours time-in-service after the effective date of this AD. 1) Visually inspect the attach holes in the pilots and co-pilots windshield in accordance with applicable Cessna Service Information Letters ME83-33 dated September 30, 1983, and ME83-33 Revision 1 dated December 2, 1983, or PJ83-18 dated September 30, 1983, and PJ83-18 Revision 1 dated November 23, 1983. 2) Replace or repair unacceptable windshields in accordance with the criteria and instruction in the applicable Cessna Service Information Letters and Revisions. 3) Remove the temporary placard installed per paragraph a). c) Airplanes may be flown depressurized in accordance with FAR 21.197 to a location where this AD may be accomplished. d) The placard required by paragraph a) of this AD may be installed by the holder of at least an FAA private pilot certificate on any airplane he or she owns or operates. This person must make the prescribed entry in the aircraft maintenance records indicating compliance with paragraph a) of this AD. e) An equivalent means of compliance with this AD may be used if approved by the Manager, Aircraft Certification Office, Federal Aviation Administration, Room 238, Terminal Building 2299, Mid-Continent Airport, Wichita, Kansas 67209; telephone (316) 269-7000. This amendment becomes effective on February 16, 1984. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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