AD 64-13-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Walter Kidde | Actuating Valves | Airworthiness Directives; WALTER KIDDE: Applies to Aircraft Incorporating Inflatable Escape Slides or Life Rafts Utilizing Walter Kidde Series 1 Actuating Valve P/N's 891771, 891178, 891178-01, 890881-01, 890683, and 890881 Which Have Had Their Seat Assemblies, Walter Kidde P/N 801906 Replaced or Modified With Parts Purchased Since April 1, 1963, and All Series 2 Actuating Valve P/N's 891771-01, 891178-02, 890881-02 |
Unsafe Condition
Walter Kidde Series 1 and Series 2 Actuating Valves with specified part numbers failed to provide adequate inflation and required excessive pull forces exceeding 30 pounds to actuate the valve.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace seat assembly P/N 801906 with new nylon seat assembly P/N 843045, functionally test the valve to ensure pull force does not exceed 30 pounds, and reidentify reworked valves per Service Bulletin No. 168.
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Compliance Time
Compliance required as indicated.
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Affected Aircraft
Aircraft incorporating inflatable escape slides or life rafts with Walter Kidde Series 1 Actuating Valves P/N 891771, 891178, 891178-01, 890881-01, 890683, 890881 (with seat assemblies replaced/modified using parts purchased since April 1, 1963) and Series 2 Valves P/N 891771-01, 891178-02, 890881-02.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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