Foton 404 StarterTrouble

   / Foton 404 StarterTrouble #11  
That looks wrong , in the sense that the plunger end should have a shoulder or lip ( something) to keep the spring from sliding past the end of the plunger like it is...

I think you have found the root of the problem - it might help to have an exploded view of that starter, is it possible a piece is missing??
 
   / Foton 404 StarterTrouble
  • Thread Starter
#12  
See post above and click on picture of plunger. It appears it self distructed somehow. I dressed up the damage and tried the spring which failed in my opinion. Just ordered a new solenoid from Affordable(Harold-great service).. I am coming behind someone who put a new sonenoid on this tractor and never cranked it. When I jumped it off, I knew right away that the starter was still spinning and probably engauged at the flywheel. Heck, I'll post some picture for you. What you see is about 4 minutes of run time. Click on pictures.

FOTON 00.JPG
 

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   / Foton 404 StarterTrouble #13  
OK- after looking at those last two close ups it would appear the shoulder that keeps the spring from sliding past has been damaged and worn down , and the spring is sliding over the end which should NEVER happen

hopefully the new solenoid includes a new plunger and spring The above statement about the solenoid having just been replaced- worries me that when the solenoid is ordered - that they are only supplying the outer electromagnet structure and internal power transfer switch- just like some american replacement solenoids, In reality the only parts you need are the spring and especially the core/plunger...

If the new solenoid includes the plunger/core and spring

Re assemble, and everything should work great. Might want to check the starters operation on the bench before remounting it- especially that the starter drive is pulled back into its parked position after power testing it. Good Job :thumbsup:
 
   / Foton 404 StarterTrouble
  • Thread Starter
#14  
I followed someone else on this and they did get the whole solenoid. I just ordered a new one from a Affordable and will make sure the throw length and retuen is sufficient to clear flywheel before I install it. Thanks for the imput.
 
   / Foton 404 StarterTrouble
  • Thread Starter
#15  
This post may save some people a headache. Starter problem fixed. I will try to post pictures of original QD143 starter, the replacement solenoid for it which did not work,QD1315A and the new replacement starter QDJ1408, plus one more drawing. What was happening with the first replacement solenoid someone else ordered and put on, was that the plunger was to big for inside throw space. It was just hitting the side and chewing off the lip that holds the return spring. This happened during engaugement. I ordered a new solenoid through Affordable and upon arrival, I could tell that it was to big for the opening it was supppose to travel through. It hit bottom as soon as I hand fitted it. Pictures enclosed of how far original would go in vs. replacement. Had to get a whole new starter. Click on each to enlarge. Start a beginning of thread to see plungers and damage due to wrong size.

281.JPG New Starter 003.JPG New Starter 002.JPG



Plunger Compared 004.JPG Plunger comparison 001.jpg Could not find replacement plunger picture where it sat at top of throw space and would not move through full range do to lip being to large.
 

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