| AD Number | 82-23-05 | Status | Active |
| Effective Date | November 15, 1982 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-4492 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Twin Commander Aircraft LLC |
| Model(s) | 685 |
82-23-05 GULFSTREAM AMERICAN: Amendment 39-4492. Applies to Model 685 (S/Ns 12000 through 12043, and 12045 through 12066) airplanes certificated in any category.
COMPLIANCE: Required within 25 hours after the effective date of this AD, unless already accomplished.
To prevent possible contamination of cabin air by engine exhaust, accomplish the following:
(a) Replace the existing induction air elbow with an improved P/N 610597-501 elbow and inspect the exhaust system in accordance with Gulfstream American Corporation Service Bulletin No. 192 dated August 20, 1982.
(b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.
(c) An equivalent method of compliance with this AD may be used if approved by the Manager, Aircraft Certification Division, ASW-100, Southwest Regional Office, FAA, Fort Worth, Texas 76101; telephone (817) 624-4911, extension 511.
This amendment becomes effective on November 15, 1982.