Electric Powered 55 Gallon Drum Barrel Pump, 2.4GPM | Quick Stop Flow Control No
(Gas, DEF, Diesel, E15 to E85. 1) Pull nozzle lever and turn the nozzle hook left / right towards 6 o’clock direction to increase the flow. 2) Before the overflow, turn the nozzle hook to 12 o’clock direction and release the nozzle lever to stop the flow.