AD Amdt-39-11246

final rule
Data completeness: 70%

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

AD Number
Amdt-39-11246
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 99-NM-188-AD
FR Citation
64 FR 43056

Applicability

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

Unsafe Condition

Improper grounding of the squib circuit could prevent the engine fire extinguisher bottle from discharging when commanded, potentially leading to the inability to extinguish an engine fire.

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

Required Actions

Test the squib circuit ground studs of the engine fire extinguisher bottles to measure resistance. Repair or replace the ground stud with a new one if necessary.

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

Compliance Time

Before further flight.

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

Affected Aircraft

Boeing Model 737-600, -700, and -800 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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.

View Official Source ↗ Find More ADs for Boeing 737-600

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