753G Input message

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SCHEATH

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May 25, 2020
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I have a 753G with hand controls that I used all day then washed it put it away and two days later won't start. Left screen lights up momentarily then goes out and "INPUT" shows on screen. No start, nothing works. I can wedge open the fuel shutoff and jump it. Starts right up. Checked, grounds and wires. found several mouse damaged wires to I believe the ACS box (aluminum box mounted on lower right side near belly pan). Pulled it repaired wires. Same issue. Tried $650 left panel with no change.I have power to left panel with no power to right (key side) Can't move it to take I to dealer, Thoughts? Is it the controller on left side of body or something else
 
Start in the fuse box, pull all fuses and relays and make sure they are dry and clean. Move the relays around just in case one is bad. Check the plugs on the main controller make sure they are dry. Also make sure the battery is charged and the terminals are clean and tight.
 
Start in the fuse box, pull all fuses and relays and make sure they are dry and clean. Move the relays around just in case one is bad. Check the plugs on the main controller make sure they are dry. Also make sure the battery is charged and the terminals are clean and tight.
Typically an Input error is caused by a failure with the 9100 wire from the Main controller to the 9110 and 9120 wires at the panels. Check the wires for continuity and a short to ground. *If there is no continuity, check the cab to mainframe connector for a loose or pushed back pin. *If there is continuity from the panels to the main controller, check the wire connections at the panels and main controller for loose or pushed back conditions. *If there is a short to ground, disconnect the cab to main harness to see if it is on the cab side or the main harness side. *The Left hand panel can also cause the "input" code. *A Bobcat Controller failure can also cause an "Input" error. NOTE: If dealing with an electrical problem on a 763 G series loader be sure to check the Bobcat Controller, see the solution below. Check that the Cab Seat Pan Foam is not contacting the Heat Sink on the top of the Bobcat Controller, this can be detected by raising the cab and looking for an indentation in the seat pan foam caused by the Bobcat Controller Heat Sink. The Bobcat Controller may be damaged due to the interference. If interference is detected remove that section of foam, there should be a perforated cut out in the foam remove this perforated cut out before installing the replacement Bobcat Controller Note: Be sure that the Wiring Harness also does NOT contact the Heat Sink. Reroute if necessary.
 

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