AD 2002-14-20

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 737-600, -700, -800, and -900 Series Airplanes

AD Number
2002-14-20
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 2002-NM-127-AD
FR Citation
67 FR 46580

Applicability

TypeManufacturerModelDetails
aircraft Boeing 737-600 Airworthiness Directives; Boeing Model 737-600, -700, -800, and -900 Series Airplanes

Unsafe Condition

Pitot heater connected to the incorrect power supply bus, which could lead to ice blockage of the pitot tube and incorrect airspeed data, potentially resulting in loss of control.

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

Required Actions

Measure the electrical voltage at the circuit breaker for the pitot heater to verify correct power supply bus connection. Perform corrective action if the pitot heater is not connected to the correct bus.

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

Compliance Time

Before further flight

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Affected Aircraft

Boeing Model 737-600, -700, -800, and -900 series 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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View Official Source ↗ Find More ADs for Boeing 737-600

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