AD 85-16-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 727-100C Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 727-200 Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 727-200F Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 727 Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 727C Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 737-100 Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 737-200 Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 737-200C Series | BOEING Model 727 and 737 Series Airplanes |
| aircraft | The Boeing Company | 737-300 Series | BOEING Model 727 and 737 Series Airplanes |
Unsafe Condition
Failure of lavatory fire protection systems could result in inadequate fire prevention in lavatories of Boeing Model 727 and 737 series airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and modify lavatories on Model 727 airplanes per Boeing Service Bulletin 727-25-277. Install lavatory placards on Model 737 airplanes per Boeing Service Bulletin 737-25-1171. Allow alternate compliance methods approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within one year after the effective date of this amendment
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 727 and 737 series airplanes as specified in Boeing Service Bulletins 727-25-277 and 737-25-1171, certificated in any category.
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.