| AD Number | 78-12-06 | Status | Active |
| Effective Date | May 09, 1979 | Issue Date | April 25, 1979 |
| Docket Number | Unknown | Amendment | 39-3461 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | --- - _EMPTY_ |
| Citation | This information is not available. | ||
| Manufacturer(s) | Piper Aircraft Inc. |
| Model(s) | PA-31T |
78-12-06 PIPER: Amendment 39-3242 as amended by amendment 39-3461. Applies to Piper Aircraft Corporation Model PA-31T aircraft, S/N 31-7620012 and up, certificated in all categories, equipped with nose landing gear wheel assembly, Piper P/N 551-778, Cleveland P/N 40-120A.
To detect cracks in the nose landing gear wheel, accomplish the following:
(a) Prior to next flight visually check the nose wheel cup and flange area for cracks. If a crack is found, replace the wheel with an airworthy part of the same P/N or Piper P/N 551- 758, B. F. Goodrich P/N 3-1331, equipped with a tubeless tire, size 18 x 4.4, 6 ply rating or Piper P/N 551-782, B. F. Goodrich P/N 3-1076. Check may be accomplished by pilot.
(b) Repeat paragraph (a) prior to each flight.
(c) When wheel of Piper P/N 551-758, B. F. Goodrich P/N 3-1331 or Piper P/N 551- 782, B. F. Goodrich P/N 3-1076 is installed, repeat inspections of paragraph (b) may be discontinued.
(d) Record results of each check in aircraft log or continuous inspection manual.
Amendment 39-3242 was effective June 22, 1978.
This amendment 39-3461 is effective May 9, 1979.