Komatsu 600 loader series 3

[DennisRobinson]

has anybody come across a problem with little voltage at the fuel shut off solenoid..24 volt system only getting 9.5 voltas at solenoid.turns over fine ,getting fuel from fuel pump.changed crank sensors..the electrical schematic tells me there are no relays in the system for this circuit.

Msn wa 600 52134

 

[ChuckRock]

What is the problem with the machine? Below is a blowup of the Engine Stop Circuit Function.

 

[DennisRobinson]

Sorry did not make it clear..it turns ovrr great but fuel shut off solenoid is not getting any voltage.changed out both sensors on bell housing..if i supply 24 volts direct to fuel shut off it will statt

 

[ChuckRock]

Do you have a complete electrical schematic for this beast?

 

[ChuckRock]

Here is this - I was going to help tracing but I ran outta time.