AD 48-17-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC3-G102 | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3-G102A | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3-G103A | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3-G202A | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3A-S1C3G | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3A-S1CG | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3A-S4C4G | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3A-SC3G | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3A-SCG | Airworthiness Directives; DOUGLAS All DC3 Series |
| aircraft | The Boeing Company | DC3C-R-1830-90C | Airworthiness Directives; DOUGLAS All DC3 Series |
Unsafe Condition
Failure of fire prevention modifications in the engine accessory section and aft cargo compartment, including inadequate firewall seals, combustible fluid lines, and lack of detectors, increasing fire risk.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install fire detectors in engine accessory sections, smoke detectors in aft cargo compartments, modify rear baggage compartment doors and vents, replace dural plates and fittings with steel equivalents, use steel or fire-resistant hoses for fluid lines forward of firewall, install shut-off valves on combustible fluid lines, and ensure interior materials comply with CAR 4b.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Not later than the dates specified in CAR Amendments 41-3, 41-18, 42-2, 42-8, 61-2, and 61-16 and any subsequent regulations effecting these compliance dates.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
The Boeing Company DC3 Series aircraft specified by Civil Air Regulations Amendment 41-3, 41-18, 42-2, 42-8, 61-2, and 61-16, including models DC3-G102, DC3-G102A, DC3-G103A, DC3-G202A, DC3A-S1C3G, DC3A-S1CG, DC3A-S4C4G, DC3A-SC3G, and others as listed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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