AD 90-25-06

final rule
Data completeness: 70%

Airworthiness Directives; CESSNA AIRCRAFT COMPANY Model 650 Series Airplanes

AD Number
90-25-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
90-NM-253-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Cessna Aircraft Company 650 Airworthiness Directives; CESSNA AIRCRAFT COMPANY Model 650 Series Airplanes

Unsafe Condition

Complete loss of the pilots' primary flight instrument displays due to DME antenna cable connector issues and inadequate electrical bonding of DME antennas to airplane structure.

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

Required Actions

Replace DME antenna cable connectors per Cessna Service Bulletin A650-34-68 Steps 1-3. Check or rework DME antenna electrical bonding per the service bulletin and restore system use per Steps 5-7. Allow alternate compliance with FAA approval.

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Compliance Time

within 25 hours time-in-service after the effective date of this AD, unless previously accomplished

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Affected Aircraft

Cessna Model 650 Series airplanes with serial numbers 650-0094 through -0096, -0098, -0136 through -0139, -0149, -0161, -0167, -0170, -0172, -0173, -0176 through 0182, -0184 through -0189, and -0192, equipped with Honeywell SPZ-8000 Digital Automatic Flight Control System.

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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