AD 2021-01-02

Recurring final rule
Data completeness: 70%

Airworthiness Directives; M7 Aerospace LLC Airplanes

AD Number
2021-01-02
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2020-0910
FR Citation
86 FR 6559

Applicability

TypeManufacturerModelDetails
aircraft M7 Aerospace LLC Airworthiness Directives; M7 Aerospace LLC Airplanes

Unsafe Condition

detachment of the power lever linkage to the TPE331 engine propeller pitch control (PPC) shaft, which could result in uncommanded change to the engine power settings with consequent loss of control.

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

Required Actions

repetitively inspect the PPC for proper torque and making any necessary corrections until the replacement of the PPC assembly and the installation of a secondary retention feature (safety wire) are done, install secondary retention feature (safety wire), inspect PPC lever, repair, replace, and/or rework PPC lever input shaft

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

Compliance Time

Within 100 hours time-in-service (TIS) after the effective date of this AD, and thereafter at intervals not to exceed 100 hours TIS.

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

Affected Aircraft

M7 Aerospace LLC Model SA26-AT and SA26-T airplanes, all serial numbers, certificated in any category.

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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