74-22-03 PAN AVION: Amendment 39-1996. Applies to Pan Avion Model C-30A Life Rafts Serial Numbers 81 through 716.
Compliance required as indicated.
To prevent loss of pressure in the inflation system on the rafts, accomplish the following:
(a) Within 2 months time in service after the effective date of this AD, unless the modification described in paragraph (c) below has been accomplished, perform a pressure check of the gas regulator assembly, P/N 11402-11, and gas bottle.
(1) When pressure measures less than 2750 psig at 70 degrees F, or an equivalent pressure at other temperatures, before return to service, comply with paragraph (c).
(2) When pressure measures more than 2750 psig at 70 degrees F, or an equivalent pressure at other temperatures, within the next 30 days, comply with paragraph (c).
(b) Upon request of the operator, an FAA Maintenance Inspector, subject to prior approval of the Chief, Engineering and Manufacturing Branch, FAA Southern Region, may adjust the inspection and/or modification times specified in this AD to permit compliance at an established inspection period of the operator if the request contains substantiating data to justify the increase for the operator.
(c) Modify the inflation system in accordance with paragraph 4 of Pan Avion Service Department Bulletin No. 26-74 dated March 25, 1974 or later FAA approved revision, or in an equivalent manner approved by the Chief, Engineering and Manufacturing Branch, FAA Southern Region.
This amendment becomes effective November 1, 1974.