AD 72-01-02

72-01-02 BEECH: Amdt. 39-1371. Applies to following airplanes:

MODELS SERIAL NUMBERS AFFECTED 95-55 TC-1 thru TC-190 95-A55 TC-191 thru TC-501 (except TC-350 & TC-371) 95-B55 and 95-B55A TC-371, TC-520 thru TC-1409 95-B55B TF-1 thru TF-70 95-C55 and 95-C55A TC-350, TE-1 thru TE-451 D55 and D55A TE-452 thru TE-767 E55 and E55A TE-768 thru TE-846 58 and 58A TH-1 thru TH-173

Compliance: Required as indicated, unless already accomplished.

To prevent engine damage from loss of lubricant due to accidental opening of oil sump drains by age stiffened plastic drain hoses, within 25 hours' time in service after the effective date of this AD, accomplish the following:

Remove the oil drain tubes from the sump drain valves.

Beechcraft Service Instructions No. 0473-241 pertains to this same subject.

This amendment becomes effective January 5, 1972.