Text in force at CAR3R-8: from CAR3R-0, effective 15 May 1956. OCR text
The empty weight and corresponding center of gravity location shall include all axed ballast, the unusable fuel supply (see § 3.437), undrainable oil, full engine coolant, and hydraulic fluid. The weight and location of items of equipment installed when the airplane is weighed shall be noted in the Airplane Flight Manual. §3.74 Maximum weight.
(a) The maximum weight shall not exceed any of the following:
(1) The weight selected by the applicant, (2) The design weight for which the structure has been proven, except as provided in § 3.242 for multiengine airplanes. (3) The maximum weight at which compliance with all of the applicable flight requirements has been demonstrated.
(b) The maximum weight shall not be less than the weights under the loading conditions prescribed in subparagraphs (1) and (2) of this paragraph assuming that the weight of the occupant in each of the seats is 170 pounds for the normal category and 190 pounds for the utility and acrobatic categories, unless placarded otherwise.
(1) All seats occupied, oi] to full tank capacity, and at least a fuel supply for one-half hour operation at rated maximum continuous power.
(2) Fuel and oil to full tank capacities, and minimum crew.