58-19-01 GRUMMAN: Applies to All TBF-1, TBF-1C, TBM-1, TBM-1C, TMB-3, TMB-3E Aircraft Certificated in the Limited or Restricted Category
Compliance required as soon as possible but not later than December 1, 1958.
As a result of a recent accident involving a powerplant fire caused by a broken aluminum flammable fluid carrying line, additional fire protection is required. In order to correct this condition, the following must be accomplished:
Replace the two (2) carburetor vapor return lines, the one fuel pressure line, and the one oil pressure line within the powerplant zone with fire resistant flexible hose assemblies.