AD 2005-03-16

final rule
Data completeness: 70%

Airworthiness Directives; Raytheon Model DH.125, HS.125, and BH.125 Series Airplanes; BAe.125 Series 800A (C-29A and U-125) and 800B Airplanes; and Hawker 800 (Including Variant U-125A) and 800XP Airplanes; Equipped with TFE731 Engines

AD Number
2005-03-16
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2004-19561
FR Citation
70 FR 7389

Applicability

TypeManufacturerModelDetails
aircraft Raytheon DH Airworthiness Directives; Raytheon Model DH.125, HS.125, and BH.125 Series Airplanes; BAe.125 Series 800A (C-29A and U-125) and 800B Airplanes; and Hawker 800 (Including Variant U-125A) and 800XP Airplanes; Equipped with TFE731 Engines

Unsafe Condition

Insulation on the wire harness passing through the firewall fairlead ignited on the fuselage side of the firewall, potentially causing ignition of outgassing wire insulation and leading to an uncontrollable fire in the fuselage.

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

Required Actions

Install insulating blankets on the engine compartment firewall and the wire harness passing through the firewall fairlead, following the Accomplishment Instructions of Raytheon Service Bulletin SB 26-3496, dated November 2003.

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

Compliance Time

Within 12 months after the effective date of this AD.

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

Affected Aircraft

Raytheon Model DH.125, HS.125, and BH.125 series airplanes; BAe.125 series 800A (C-29A and U-125) and 800B airplanes; and Hawker 800 (including variant U-125A) and 800XP airplanes, certificated in any category, equipped with TFE731 engines, as identified in Raytheon Service Bulletin SB 26-3496, dated November 2003.

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.