AD 2008-22-19

final rule
Data completeness: 70%

Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135 Airplanes, and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes

AD Number
2008-22-19
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-0483
FR Citation
73 FR 67376

Applicability

TypeManufacturerModelDetails
aircraft Embraer Various Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135 Airplanes, and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes
aircraft Aviat Various Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135 Airplanes, and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes

Unsafe Condition

Smoke in the flight deck originating from Pitot 1/2 and TAT 1/2 current sensor relays and their respective sockets, caused by poor electrical contacts between those relays and their sockets, may interfere with the flightcrew's ability to operate the airplane.

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

Required Actions

Inspect for damage of the Pitot 1 and 2 and TAT 1 and 2 current sensor relays and sockets. As applicable, replace the A1 and C1 electrical contacts of the sockets and reidentify the sockets, replace the sockets, and replace current sensor relays. Damage includes melted points, stuck material of the silicone gasket, incorrect shape of the current sensor relay/sockets, discoloration of contacts, loose pin-type contacts, cracking or loose material of the polish and sealant of the bases, contaminants of the current sensor relays/sockets, and stuck material or roughness of the surface of the current sensor relay/pin-type contact.

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

Compliance Time

Within 2,500 flight hours or 24 months, whichever occurs first.

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

Affected Aircraft

Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135 Airplanes, and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes.

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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