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Ford LS55 blowing fuse

#1

C

Chad Vogel

I'm new to this site so any help would be appreciated. I'll give you a rundown of what has been going on.

This all started with my ignition switch going bad. I have replaced it with the correct model thru Ford/New Holland and currently have it wired correctly. I say that because the first time wiring it, I had wires mixed up on the switch. Now that I have corrected that issue the mower starts every time. However the mower will run at full throttle with blade running (or not) for a short period of time, then it will die/blowing the 25A fuse. The mower will idle for over 30 minutes without blowing the fuse. The 25A fuse is not the main fuse to the system. That fuse is a 30A. Could this issue be the voltage regulator? Or something else?


#2

M

mechanic mark

Are you saying engine runs at full throttle just fine but when you engage mower blades it runs for a short period of time & blows fuse? If this is the case try adjusting air gap at PTO clutch. Also check all wiring by hand making sure all connections are tight & secure including ground straps & cables, inspect all connections at backside of dash & look for bare wires, wires chafing to frame, etc.
http://www.ebay.com/sch/items/?_nkw...12&_fpos=&_fspt=1&_sadis=&LH_CAds=&rmvSB=true

https://www.google.com/search?sourc...st pto clutch&aqs=chrome..69i57j0l5.18897j0j8

Post engine manufacturer as well as all numbers from engine, thanks.

http://www.kohlerengines.com/onlinecatalog/pdf/24_690_07_EN.pdf see troubleshooting section

https://www.google.com/search?sourc...ford ls55 tractor&aqs=chrome..69i57.33163j0j8


#3

C

Chad Vogel

Engine will idle without issue. Its when I run at full throttle for a period of time that it blows the fuse. It does this with and without blades being engaged. Therefore, I didn't feel like it had anything to do with the PTO, but I could be wrong.


#4

C

Chad Vogel

It has a Kohler 18hp command engine. That is all I have as I'm not at home at the moment


#5

C

Chad Vogel

Thank you for the websites and suggestions....do you have any other options for me?


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