AD 83-12-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 441 | Airworthiness Directives; Cessna Model 441 Airplanes |
Unsafe Condition
Possible error in battery switch wiring which may contribute to thermal runaway of the nickel-cadmium batteries.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and modify the dual battery switch installation as specified in Cessna Service Information Letter PJ83-9 or Revision 1. Flights may be conducted under FAR 21.197 to a location where the AD is accomplished. Equivalent compliance may be approved by the Manager, Wichita Aircraft Certification Office.
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Compliance Time
within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished
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Affected Aircraft
Cessna Model 441, serial numbers 441-0173 through 441-0311 and 441-0001 through 441-0172 incorporating Service Kit SK441-37 (excluding those with SK441-37 Revision A or later)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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