AD 78-11-06

final rule
Data completeness: 70%

Airworthiness Directives; BEECH Model 65-A90, B90, C90, and E90 Airplanes

AD Number
78-11-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. 65-A90 Airworthiness Directives; BEECH Model 65-A90, B90, C90, and E90 Airplanes
aircraft Textron Aviation Inc. B90 Airworthiness Directives; BEECH Model 65-A90, B90, C90, and E90 Airplanes
aircraft Textron Aviation Inc. C90 Airworthiness Directives; BEECH Model 65-A90, B90, C90, and E90 Airplanes
aircraft Textron Aviation Inc. E90 Airworthiness Directives; BEECH Model 65-A90, B90, C90, and E90 Airplanes

Unsafe Condition

Failure of the elevator control cable due to rubbing or damage from the autopilot elevator servo bellcrank with a 13.5 inch diameter or larger.

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

Required Actions

Inspect the elevator control cable, pulley bracket, servo cable, and bellcrank for rubbing or damage. If rubbing occurs without damage, remove the autopilot servo cable and install an inoperative placard. If fraying or damage is found, replace the elevator cable, repair damaged parts, and install the placard. Modify the servo mount with Beech Modification Kit 90-9067-1S by September 1, 1978.

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

Compliance Time

Before the next flight for inspection and placarding actions; modify servo mount on or before September 1, 1978.

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

Affected Aircraft

BEECH Model 65-A90, B90, C90 (Serial Numbers LJ-114 through LJ-705), and Model E90 (Serial Numbers LW-1 through LW-141) with Beechcraft H-14 autopilot installations and a 13.5 inch diameter elevator servo bellcrank.

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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