TN75D Cab Electrical Failure

   / TN75D Cab Electrical Failure #1  

hard_yakka

Member
Joined
Aug 18, 2003
Messages
35
Location
Oakland, OR
Tractor
Kubota M105, 8500N, 3030, Komatsu 220, Cat D5H, KW 10yd Dump
Electrical to the cab has failed, meaning no fan/AC/radio (please no comments, my son and myself suffer from grass allergies otherwise I'd much rather not have the hassle with the doors and windows getting in and out /forums/images/graemlins/smile.gif ).

Fuses have all been checked in the cab, all good. Have no idea when service folks will be down and my son only has a limited time to work. The obvious would be search the manual but it's in a completely different location (state).

Any ideas if this is something like a remote fuse under the hood or disconnected wire harness connection block? It would be nice to fix this ourselves.
Thanks
 
   / TN75D Cab Electrical Failure #2  
if your fuses are good, your next step should be to check the ground strap for the cab. clean all paint off it and the connecting surface and reattach if this does not solve the problem check the molex connectors that supply the power too the cab sometimes a pin will come loose if these two items do not solve the problem you most likely will need dealer assistance.
 
   / TN75D Cab Electrical Failure #3  
Spencer200

Is there a main fuse, fusable link o rcircuit breaker bringing all the power into the cab on the TN? I thought that I read somewhere that there was.

Andy
 
   / TN75D Cab Electrical Failure #4  
I wish I could be more sure about this. Look behind the left hand cowl panel above the clutch pedal. I believe there are a couple of maxi fuses there, one of which supplies the cab.
 
   / TN75D Cab Electrical Failure
  • Thread Starter
#5  
Not a fuse problem, service folks had to take apart the cab to find a rubbed wire that was shorting on the frame....
 
   / TN75D Cab Electrical Failure #6  
</font><font color="blue" class="small">( Not a fuse problem, service folks had to take apart the cab to find a rubbed wire that was shorting on the frame.... )</font>

That'll get ya every time. Did it blow the main fuse or just burn itself apart and sit there.

Andy
 

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