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electrical problem

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April 8, 2011


LSF

Lifetime Member

posts 6

Yuchai dozer with Ty 395E engine.  Dozer has run well until today; when it refused to start. The battery seems OK. The 10 amp red fuse was defective and replaced. The fuses are all OK. The red dash light comes on, but dozer will not turn over. Suggestions appreciated as to where to start looking for problem. thanks, LSF

April 8, 2011


Tinbender

Lifetime Member Elite

posts 385

I would take a test light to the starter solenoid to see if you have juice. If not, from there check the clutch safety switch (if it has one), then the key switch in that order.

April 8, 2011


SpringValley

Lifetime Member Expert

posts 176

Post edited 5:47 pm – April 8, 2011 by SpringValley


Did you try jumping right at the starter to see if it would crank the engine.  Large terminal where battery connects to small terminal on the solenoid.  Just across there to see if it will spin over.  (make sure it is not in gear) if it's a manual setup.  

April 10, 2011


LSF

Lifetime Member

posts 6

When I jumped across the dozer starter it started and ran normally. Took the "dash" apart as far as possible; however there is not any slack in the lines. All leads (four) on the switch seem in good shape and are firmly attached. The problem may lie with the switch itself.  Does anyone know where a replacement switch can be found in the US?  OR is there an "universal" that would fit and do the job…   available from one of the local auto parts store.   Does anyone have a wiring color indicated diagram for the switch?   thanks,

April 10, 2011


Tinbender

Lifetime Member Elite

posts 385

There are Ford switches that will work, I don't know the part numbers. The dealers listed on this site should be able to ship you a factory switch.

April 10, 2011


RichWaugh

Lifetime Member Elite

posts 280

The Ford cold-start tractor switch will do the job for you, I think.  Might have to use a multimeter to suss out the exact wiring, but shouldn't be too difficult.  Here's one source:

http://www.fordtractorpart.com…..-prd1.html

 

Rich

April 10, 2011


Bob Rooks

Lifetime Member Platinum Elite

posts 868

Post edited 1:01 am – April 11, 2011 by Bob Rooks


Cole-Hersee makes a better one, available at NAPA. I'm on phone now can't get #.

Here they are: Cole-Hersee #M924 or #M832.

See: TruChaos. Piece of cake.wink


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