74-13-07 PIPER: Amendment 39-1880. Applies to PA-36-285 airplanes, Serial Numbers 36-7360001 to 36-7360049 inclusive; 36-7360051, 36-7360053 to 36-7360065 inclusive, certificated in all categories.
Compliance required within the next 50 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent fuel mismanagement due to reduced usable fuel, accomplish the following:
(a) Remove the existing placard and install a Piper Part Number 98000-51 placard, at the fuel shutoff lever on the control console.
(b) Remove the two existing placards and install a Piper Part Number 98000-52 placard inboard and near the fuel filler caps on both right and left wings.
(c) Remove the existing placard and install a Piper Part Number 98000-53 placard on the right hand side of the instrument panel crashroll cover.
(d) Incorporate Revision 6 dated August 20, 1973 into the Airplane Flight Manual (Piper Report VB-347) for Normal Categorycertification; or incorporate Revision 7 dated August 20, 1973 into the Airplane Flight Manual (Piper Report VB-464) for Restricted Category certifications.
NOTE: Equivalent placards approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region, may be installed in lieu of the Piper placards noted above.
Piper Service Bulletin 397 pertains to this same subject.
This amendment becomes effective June 25, 1974.