| AD Number | 89-18-02 R1 | Status | Active |
| Effective Date | November 24, 1989 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-6369 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Allied Ag Cat Productions, Inc. |
| Model(s) | G-164 G-164A G-164B G-164B-15T G-164B-20T G-164B-34T G-164B (with 73 inch wing gap) G-164C G-164D G-164D (with 73 inch wing gap) |
89-18-02 R1 SCHWEIZER (GRUMMAN): Amendment 39-6300 as revised by Amendment 39-6369.
Applicability: All G-164 series (all serial numbers) airplanes certificated in any category.
Compliance: Required as indicated in the body of the AD, unless previously accomplished.
To prevent the failure of the forward and aft elevator control system push-pull rods and end fittings, accomplish the following:
(a) Within the next 30 calendar days after the effective date of this AD, and thereafter at intervals not to exceed 12 calendar months, visually inspect the forward and aft elevator push-pull rod assemblies and end fittings for corrosion and cracks in accordance with the Procedure Section in Schweizer Service Bulletin No. 85, dated June 1, 1989.
(b) If corrosion or cracks are found, prior to further flight, replace or repair the defective assembly in accordance with the Procedures Section of Schweizer Service Bulletin No. 85, dated June 1, 1989, utilizing the replacement parts specified in Figure 1 or 2 therein, as applicable, and continue the repetitive inspections specified in paragraph (a) of this AD.
(c) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.
(d) An alternate method of compliance or adjustment of the initial or repetitive compliance times which provides an equivalent level of safety may be approved by the Manager, New York Aircraft Certification Office, FAA, New England Region, 181 South Franklin Avenue, Room 202, Valley Stream, New York 11581.
NOTE: The request should be forwarded through an FAA Maintenance Inspector, who may add comments and then send it to the Manager, New York Aircraft Certification Office.
All persons affected by this directive, may obtain copies of the documents referred to herein upon request to the Schweizer Aircraft Corporation, P.O. Box 147, Elmira, New York 14902, or may examine these documents at the FAA, Office of the Assistant Chief Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106.
This AD revises AD 89-18-02, Amendment 39-6300, which became effective on September 15, 1989.
This amendment (39-6369, AD 89-18-02 R1) becomes effective on November 24, 1989.