AD 71-14-05

final rule
Data completeness: 60%

Airworthiness Directives; de Havilland Aircraft of Canada, Ltd Model DHC-6 Series Airplanes

AD Number
71-14-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Viking Air Limited DHC-6-1 Airworthiness Directives; de Havilland Aircraft of Canada, Ltd Model DHC-6 Series Airplanes
aircraft Viking Air Limited DHC-6-100 Airworthiness Directives; de Havilland Aircraft of Canada, Ltd Model DHC-6 Series Airplanes
aircraft Viking Air Limited DHC-6-200 Airworthiness Directives; de Havilland Aircraft of Canada, Ltd Model DHC-6 Series Airplanes
aircraft Viking Air Limited DHC-6-300 Airworthiness Directives; de Havilland Aircraft of Canada, Ltd Model DHC-6 Series Airplanes

Unsafe Condition

Possible explosion in bays 9 and 10 due to the operation of electrical components.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Deactivate the JB Systems air conditioner by disconnecting power at the distribution bus until the F.S. 281 bulkhead and other areas are sealed per JB Systems, Inc. Service Bulletin No. 011 or equivalent approved process.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within the next 10 hours' time in service after the effective date of this AD

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

de Havilland Model DHC-6 Series airplanes modified with JB Systems, Inc. STC SA1837WE

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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