| AD Number | 75-24-15 | Status | Active |
| Effective Date | November 28, 1975 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-2438 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Viking Air Limited |
| Model(s) | DHC-6-1 DHC-6-100 DHC-6-200 DHC-6-300 |
75-24-15 DE HAVILLAND: Amendment 39-2438. Applies to de Havilland Aircraft of Canada Model DHC-6 airplanes serial nos. 290 through 427 with the exception of S/N 426, certificated in all categories and incorporating flitertronic type PC 15 or PC 15A inverters.
Compliance is required within 25 hours time in service after the effective date of this AD unless already accomplished.
To prevent a total loss of A.C. power in the airplane in the event of a fault occurring in an A.C. circuit inspect for and replace all slow blow fuses with the appropriate fast blow fuses in accordance with instructions contained in the de Havilland DHC-6 Service Bulletin No. 6/263, Revision D, dated September 30, 1974, or an equivalent method approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region. Upon request with substantiating data submitted through an FAA Maintenance Inspector, the compliance time specified in this AD may be increased by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region.
This amendment is effective November 28, 1975.