AD 82-15-03

82-15-03 HUGHES HELICOPTERS, INC.: Amendment 39-4415. Applies to Model 269 series helicopters certified in all categories with belt drive idler pulley clutch assembly P/N 269A5447 series installed and idler pulley support bracket assembly P/N 269A5575 or 269A5575-3 incorporated therein.

Compliance required as indicated, unless already accomplished.

To prevent loss of power to the rotor system accomplish the following:

(a) Within the next 50 hours' time in service after the effective date of this AD unless already accomplished, and thereafter at intervals not to exceed 100 hours' time in service from the last inspection, inspect the idler pulley support bracket assembly P/N 269A5575 or 269A5575-3 in accordance with paragraph (b) of the section entitled "Inspection Procedures" of the Hughes Service Information Notice No. N-182 dated May 26, 1982, or FAA approved equivalent.

(b) If any crack is found, prior to further flight replace bracket with a like serviceable part.

(c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate aircraft to a base for the accomplishment of inspections or modifications, required by this AD.

(d) Alternative inspections, modifications or other actions which provide an equivalent level of safety may be used when approved by the Chief, Western Aircraft Certification Field Office, FAA, Northwest Mountain Region, Hawthorne, California.

This amendment becomes effective July 16, 1982.