AD 98-20-37
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 747-100 Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
| aircraft | The Boeing Company | 747-100B Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
| aircraft | The Boeing Company | 747-100B SUD Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
| aircraft | The Boeing Company | 747-200B Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
| aircraft | The Boeing Company | 747-200C Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
| aircraft | The Boeing Company | 747-200F Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
| aircraft | The Boeing Company | 747-300 Series | Airworthiness Directives; BOEING Model 747-100, -200, and -300 Series Airplanes |
Unsafe Condition
Internal failure of passenger entertainment and service system switches located in the cabin attendant's panel at doors 1 and 3 right could result in short circuiting and subsequent fire and smoke aboard the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace certain passenger entertainment and service system switches in the cabin attendant's panels at doors 1 and 3 right with improved switches. Install a ground clamp, reterminate wires in connectors, and perform a continuity test on the panel after modification.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
14 months
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747-100, -200, and -300 series airplanes with cabin attendant's panels installed at doors 1 and 3 right.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.