60-24-05 SUPERIOR (Culver): Amdt. 223 Part 507 Federal Register November 15, 1960. Applies to All Superior (Culver) V and V2 Aircraft.
Compliance required as indicated.
To prevent fuel cell failures, the following must be accomplished:
(a) Within the next 25 hours of operation, but not later than the next periodic or progressive inspection, install a nonicing and nonwater accumulating fuel cell vent outlet (Superior P/N 12270 or equivalent) that will provide positive pressure within the vapor spaces of the cells during normal flight conditions.
(b) Inspect the attachment of the fuel cells to the wing structure at the time of the vent outlet modification and at each succeeding 100-hour inspection (if required by CAR 43.22) and each periodic aircraft inspection. Any attachment areas that are found to have failed must be recemented prior to the next flight.
(Superior Aircraft Company Service Bulletin No. 25 covers this subject.)
This directive effectiveDecember 13, 1960.