48-15-02 MARTIN: Applies to Model 202 Aircraft.
Compliance required by July 1, 1948.
As a fire protection measure, replace the oil tank vent line (Martin P/N 2021A83751) running forward from the firewall, with fire resistant hose (Martin P/N 2021A84127 or equivalent).
(Martin Maintenance Note No. 28 dated January 22, 1948, covers this same subject.)