Recent content by zlconstruction

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  1. Z

    743 just dies for some reason

    my 743 when i run it at about 3/4 throttle it starts to cough and then it put put then dies! It almost seams as if it is bog it down or something but i have no load on it what so ever all i am doing is just driving forward. It only does this at higher rpms. It never does it in the lower rpms. I...
  2. Z

    Bobcat 743 wont start

    I figured out what the problem was but there is still one problem left. The fuse holders were gunked up preaty badly there was power going into the fuse but none coming out. So i changed out the fuse holder and what do you know everything works. Lights all the gages everything works. But when i...
  3. Z

    Bobcat 743 wont start

    Back a while ago i bought a fixer upper of a bobcat. I painted it new tires and all but i cant get it to start. I put in a new battery check the fuses and still nothing. The lights on the pannel dont light up the volt meter dose not move. I looked over the wire harness and it looks ok. I don't...
  4. Z

    Is it worth it a 743 and a 743b

    I will change the oil on the one that runs and it is a white ish smoke only on start up. I have to ask you Tazza how many bobcats have you owned? Another thing in your opinion what is the best skid steer bobcat has made? Thanks for all the advice
  5. Z

    Is it worth it a 743 and a 743b

    Well with lots of thinking at night i bought the bobcats and all that went with them. I took a real close look at the head and i did not see any cracks. And the bores look fine and there is no hole in the side of the motor. Well this weekend i can take a closer look at all these things and see...
  6. Z

    Is it worth it a 743 and a 743b

    i just want to know your guys opinion on this. I have a chance to buy a bobcat 743 runs ok drives well everything seams to work well. It comes with a grapple bucket a tooth bucket and pallet forks. The secound bobcat is a 743b with a blown engine. This one comes with a grapple bucket and solid...
  7. Z

    743 giving me problems

    i will definitly take a look at the relief valves and open the pump before i buy anything. Like i said i have already blown alot of money on a drive motor from bobcat which i did not need. And looking at it further your right there are no hydrostatic pumps on ebay just hydraulic pumps. I will...
  8. Z

    743 giving me problems

    well i am sure that it is the pump that is bad because i bought a new drive motor for the left hand side and the problem is still there. Or do you think i should still switch it out with the right hand side drive motor? If it is the pump that is bad i am sure it wont be too difficult to change...
  9. Z

    743 giving me problems

    it has been a while since i was on i finally got a chance to take a look at the charge pressure on the main hydraulic pump. I hooked up a gage and the pressure read 100 psi at almost full throttle and 90 psi at idol. So i think that is fine for the pressure so it must be the pump for the left...
  10. Z

    743 giving me problems

    First off thanks for the help and the advice. I am going to go buy myself some hydraulic test gauges today and i am going to test the charge pressure. So if i do have a low charge pressure that means that the charge pump is bad? I will let you know ho it goes.
  11. Z

    743 giving me problems

    Ya i was hoping it wouldn't be with the hydraulic pumps but it sounds like thats what the problem may be. What type of pressure gauge should i use to test this pump. Where can i get one. I would like to see if i can avoid the dealer they were the ones that told me a needed a LHS Drive motor...
  12. Z

    743 giving me problems

    I cleaned the oil cooler with de-greaser preatty good and spreyed it down with water. It was mostly dust and bits of crap stuck in the fins. The radiator was preatty dirty too. I did the same with that too. I put it all back and ran the 743 and the same thing agine. This time i payed more...
  13. Z

    743 giving me problems

    ha O so thats what that little red light is. Ya it turns on after about ten min of using the 743. I took everything apart to get to the oil cooler and it was preatty dirty. I am going to finish cleaning it tomaro and i will put it all back and see if works better. Thanks for the tip hopefully it...
  14. Z

    743 giving me problems

    I lifted up the cab and took a look at the hydraulic pump and it turns out that there is a large hose that runs to a block near the throttle lever. I am running 10w30 in the system now. And i have not had a chance to look at the oil cooler yet.
  15. Z

    743 giving me problems

    My bobcat 743 is acting very strange. When i first start it up and use it for about 10 min it runs fine and everythings works perfect, but after the 10 min it seams to be lossing lots of its power. I can hardly steer the 743 when it is on a hard surface and when i try to steer it it sounds like...
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