74-25-03 GRUMMAN AMERICAN AVIATION CORPORATION: Amendment 39- 2027 as amended by Amendment 39-2043. Applies to Grumman American G-1159 airplanes certificated in all categories.
Compliance required immediately after the effective date of this AD.
To preclude the actuation of the Flight Power Shut-off valve in flight, accomplish the following:
Make and install a placard reading "DO NOT PULL IN FLIGHT" on the Flight Power Shut-off handle. Incorporate Grumman American Aircraft Service Change No. 186. Upon compliance with this service change, remove the placard.
Amendment 39-2027 became effective immediately.
This amendment 39-2043 becomes effective immediately.