Final answer:
Fueling Forms or Fueling Worksheets are the primary means to record fuel issues to aircraft.
Step-by-step explanation:
The primary means to record fuel issues to aircraft is through the use of Fueling Forms or Fueling Worksheets. These forms are used to document the amount of fuel being delivered to the aircraft, ensuring that the correct quantity is dispensed. Fueling forms typically include information on the aircraft, the type and quantity of fuel, and any discrepancies or issues observed during the fueling process.