Contents Introduction ............................1 Questions and concerns ........................1 Conventions used in this manual ....................1 Operating precautions ........................2 Other documentation ........................3 Certified installer or service person ....................3 Required equipment ........................3 Replacing the LCD Display .........................5 Remove the cover ..........................5 Remove the LCD display ........................6 Install the new LCD display ......................9 Install the cover ..........................11...
Introduction This manual contains instructions for replacing the LCD display on the Franklin Fueling Systems (FFS) EVO 200 and EVO 400 Automatic Tank Gauges (ATGs). You must follow all safety information, warnings, instructions, and other information in this manual. Please read this entire manual carefully.
Operating precautions FFS equipment is designed to be installed in areas where volatile liquids such as gasoline and diesel fuel are present. Working in such a hazardous environment presents a risk of severe injury or death if you do not follow standard industry practices and the instructions in this manual. Before you work with or install the equipment covered in this manual, or any related equipment, read this entire manual, particularly the following precautions: IMPORTANT: To help prevent spillage from an underground storage tank, make sure the delivery...
Other documentation The EVO 200 and EVO 400 Automatic Tank Gauges Installation Guide, the EVO 200 and 400 Automatic Tank Gauges Operation Guide, and the EVO 200 and EVO 400 Automatic Tank Gauges Programming Guide are useful manuals you may need. To download these manuals, go to: www.franklinfueling.com>Products>Fuel Management Systems>Automatic Tank Gauges>EVO 200 &...
Replacing the LCD Display NOTE: If you are upgrading your EVO 200 or EVO 400 ATG to have an LCD display, you will receive a new cover that has an opening for the display. IMPORTANT: Make sure you wear a grounding strap during this entire procedure. If you do not, your EVO 200 or EVO 400 ATG could be permanently, severely damaged, and your warranty...
Remove the LCD display NOTE: Keep the grounding clip you remove in the following step. You can use it as a spare, if necessary. 1. Grasp the clip side of the grounding clip with smooth jaw, needle nose pliers, and gently pull up until the clip is free.
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4. Remove the 4-pin ribbon cable from the TOUCH SCREEN connector on the main circuit board. IMPORTANT: In the following step, your large, white ribbon cable connector may not have the latches shown. Be extremely careful and gentle when you remove this cable. The connector is very delicate.
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7. Squeeze in one hinge tab on the display assembly until it is disengaged. 8. Pivot the display assembly until the other hinge tab is disengaged, and then lift out the display assembly.
Install the new LCD display IMPORTANT: Make sure you wear a grounding strap during this entire procedure. If you do not, your EVO 200 or EVO 400 ATG could be permanently, severely damaged, and your warranty could be voided. 1. Insert the left or right hinge tab on the replacement LCD display assembly in its corresponding hinge hole.
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IMPORTANT: In the following step, your large, white ribbon cable connector may not have the latches shown. Be extremely careful and gentle when you connect this cable. The connector is very delicate. If you break it, you must replace the entire main circuit board. 4.
7. Rotate the display down, and press in the latches on the display holder so that they click into their holes in the barriers. The 2-pin stacker protrudes through the hole in the display holder. Insert the new grounding clip that was included in your LCD display kit. This clip has a spring side and a clip side. Use smooth jaw, needle nose pliers to grasp the clip side of the grounding clip and seat it in the hole in the display holder where the 2-pin stacker protrudes.
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