AD 82-13-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Allied Ag Cat Productions, Inc. | G-164B | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B-15T | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B-20T | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B-34T | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164B (with 73 inch wing gap) | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164C | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164D | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
| aircraft | Allied Ag Cat Productions, Inc. | G-164D (with 73 inch wing gap) | Airworthiness Directives; SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B, G-164C, and G164D Airplanes |
Unsafe Condition
Elongation of the aileron cable attach holes and dislodgement of P/N A1450-281 bushings from the aileron bellcrank.
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Required Actions
Visually inspect the aileron bellcrank for elongation of the aileron cable attach holes per Part A of the revised service bulletin. If excessive elongation is found, modify or replace the aileron bellcrank in accordance with Parts B and C of the revised service bulletin. For airplanes modified with original Service Bulletin No. 75, inspect bellcranks for loose bushings or less than 0.230 inch edge distance and replace as required per Part D of Revision 'A'. Repetitive inspections may stop after completing modifications in Service Bulletin 75, Revision 'A'.
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Compliance Time
Within 25 hours time-in-service after the effective date of this AD and every 12 months thereafter for unmodified airplanes. Within 25 hours time-in-service after the effective date for modified airplanes with original Service Bulletin No. 75.
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Affected Aircraft
SCHWEIZER (GULFSTREAM AMERICAN-GRUMMAN) Models G-164B (S/N 1B thru 656B), G-164C (S/N 1C thru 44C), and G164D (S/N 1D thru 16D)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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