Changing prices by tank (or grade) sends the prices to every fueling position assigned to the tank selected. To program information by tank, follow these steps: 1. Select the appropriate MODE for the desired tank. MODE 21 = tank 1 MODE 22 = tank 2 MODE 23 = tank 3 MODE 24 = tank 4 MODE 25 = tank 5 MODE 26 = tank 6 2. Press the product button (A or B) at the bottom left corner of the console. A = tank's SELF SERVICE PRICE B = tank's FULL SERVICE PRICE *For SINGLE TIER pricing (cash and credit price the same, both the cash and credit lights on): a) Enter the price per gallon. b) Press the CHNG button (all lights turn off). *For TWO TIER ( cash price not equal to credit) pricing: a) Press CASH PAID button (CASH lights turns on). b) Enter cash price per gallon. c) Press CHNG button (all lights turn off). d) Press "A" product button (A light turns back on). e) Press CREDIT PAID button (CREDIT light turns on). f) Enter credit price per gallon. g) Press CHNG button (all lights turn off). 3. Repeat steps 1 and 2 for each grade as needed.