TM 9-2320-361-10 2-26. OPERATION OF FUEL TANK TRUCK (Contd) a.1. Bonding and Grounding. Bonding electrically connects two units to equalize and form a path for any static potential that might develop during fueling procedures. Grounding electrically connects single or bonded units to ground rods to discharge any static potential into the earth. Both vehicles and equipment involved must be bonded or grounded before performing fueling procedures. (1) (2) (3) NOTE Perform steps 1 through 3 for grounding vehicles during fueling procedures. Extend ground wires (4) and (6) from cable reel (2) of fuel tank truck (3). Attach ground wire (4) to ground rod (5). Attach ground wire (6) to frame of other vehicle (1). 2-104.2 Change 2