AD 64-12-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727 Series Aircraft |
| aircraft | The Boeing Company | 727-100C Series | BOEING Model 727 Series Aircraft |
| aircraft | The Boeing Company | 727-200 Series | BOEING Model 727 Series Aircraft |
| aircraft | The Boeing Company | 727-200F Series | BOEING Model 727 Series Aircraft |
| aircraft | The Boeing Company | 727 Series | BOEING Model 727 Series Aircraft |
| aircraft | The Boeing Company | 727C Series | BOEING Model 727 Series Aircraft |
Unsafe Condition
Deflector doors of the thrust reversers may not fully close and the thrust reverser indicator light may not extinguish, leading to potential interference and damage to the locking pin.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct a close visual inspection of each reverser deflector door and thrust reverser indicator light before each flight when reversers were used previously. Inspect the thrust reverser locking pin and operating light switch for proper function and correct any issues. Modify the thrust reverser lockout actuator rocker and rework the switch actuating tine as per Boeing Service Bulletin 78-10R1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Initial compliance within 20 hours' time in service after May 19, 1964. Inspections under (b) and (c) within 20 and 150 hours' time in service after the effective date of this AD, respectively.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 727 Series Aircraft including 727-100, 727-100C, 727-200, 727-200F, 727 Series, and 727C Series.
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.