RV7wb
RV7wb
- The Gross Weight is determined by the builder, who acts as the manufacturer.
- Aerobatic flight should not be conducted at weights exceeding 1600 lbs or with center of gravity (CG) outside the aerobatic CG limit.
- Datum: 70 inches forward of the wing leading edge.
- Design C.G. Range: 15%-29% of wing chord or 78.7-86.82 inches aft of Datum.
- Recommended Gross Weight: 1800 lbs.
- Aerobatic Gross Weight: 1600 lbs.
- Aerobatic Aft CG Limit: 25% of chord or 84.5 inches aft of Datum.
- Fuel: 80.0 inches aft of datum.
- Pilot & Passenger: 97.48 inches aft of datum.
- Baggage: 126.78 inches aft of datum.
- Level the aircraft longitudinally and laterally using the longerons in the cabin area as the level reference.
- Weigh the airplane with the canopy closed, full oil, and empty fuel tanks.
- Enter the weights and distances from the datum (arm) in the provided chart.
- Multiply weight by arm to obtain moment.
- Divide the total moment by the weight to determine the empty CG.
Catalog excerpts
RV-7 WEIGHT AND BALANCE DATA QUICK REFERENCE NOTE: this quick reference chart is NOT a substitute for the complete Weight and Balance information contained in Section 14 of the Builder’s Manual. CAUTION: the Gross Weight is established by the builder, who is considered the manufacturer. CAUTION: The Aerobatic Gross Weight is set by structural limits. AEROBATIC FLIGHT SHOULD NOT BE CONDUCTED AT WEIGHTS GREATER THAN 1600 LBS nor AT CGS OUTSIDE THE AEROBATIC CG LIMIT Pilot & Passenger DETERMINING EMPTY CG Level the aircraft longitudinally and laterally using the longerons in the cabin area as the level reference. Weigh the airplane with the canopy closed, full oil and the fuel tanks empty. Enter the weights and distances from the datum (arm) in the chart below. Multiply weight by arm to obtain moment. Divide the total moment by the weight to determine the empty CG. Weight Right Wheel Left Wheel Nose/Tail Wheel Total CG (moment divided by weight)
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