| AD Number | 68-19-01 | Status | Active |
| Effective Date | October 11, 1968 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-653 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Aermacchi S.p.A. |
| Model(s) | S.205 - 22/R |
68-19-01 SIAI-MARCHETTI: Amendment 39-653. Applies to Model S.205-22/R airplanes, Serial Nos. 213, 370, 371, 372, 373, 374, 378, 379, 380, 381, 382, 384, 385, 387, 388, 389, 390, 392, 393, 394, 395, 396, 398, 4-124, 4-125.
Compliance required within the next 100 hours' time in service after the effective date of this AD unless already accomplished.
Modify the limitation markings on the suction gage instrument, Siai P/N NS5F017, located on the right side of the instrument panel, by marking a green arc in the range from 4 inches Hg. to 5 inches Hg. and a red radial line at 5 inches Hg. and adjust the instrument's suction relief valve so that the suction gage reading is 4.5 + 0.1 inches Hg. at 2200 r.p.m., in accordance with Siai-Marchetti Service Bulletin No. 205B21 dated May 6, 1968, or later RAI-approved issue, or an FAA-approved equivalent. Check to insure that the suction gage reading does not exceed 5 inches Hg. at maximum engine r.p.m.
This amendment becomes effectiveOctober 11, 1968.