Recent content by rogerh

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  1. R

    743b (kubota v1702) starts missing at around half throttle

    Thanks to everyone that donated some input ... well, as the saying goes, "a blind squirrel finds a nut every now and then". Checked the air filters today and the inner filter was almost completely covered in black soot ... removed it, reinstalled outer filter and machine runs perfectly, turned...
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    743b (kubota v1702) starts missing at around half throttle

    I don't see any sign of coolant in oil (head gasket/head was/is my concern as well).
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    743b (kubota v1702) starts missing at around half throttle

    not to bet a dead horse, but was thinking if I could describe the miss I'm hearing better: I would say it sounds more like a "flutter", not a complete miss but more of a "dull" miss with smoke.
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    743b (kubota v1702) starts missing at around half throttle

    Sorry for my lack of feedback until now, I had some extra time today so did a little trouble-shooting. I checked the fuel pickup tube screen and it was clean and looked almost new so don't think fuel is being restricted from there. I loosened 3 of the injector lines(one at a time) to see if I...
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    743b (kubota v1702) starts missing at around half throttle

    All, hope someone can give me some help: Have a 743b with kubota v1702. Engine starts immediately and runs perfectly up to a little less than half throttle. But after accelerating the throttle to about midway, it starts missing really badly. It doesn't smoke abnormally that I can tell, only a...
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    743B leaking oil into the chain case, which seals are bad

    Tazza, thanks for all your help and advice ... one more question, since this is a different style seal than what I am replacing, I want to make sure I install it correctly. The new seal I have is metal on one side and rubber/plastic on the other .... which side is on the motor side, or a...
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    743B leaking oil into the chain case, which seals are bad

    Just went to the dealer to pick up the new seals ... I understand your reply now. The seal carriers I removed from my machine were the original type of seal carrier (the first production type) .... these "old type"seal carriers had flanges on the outside so that you could grab them with pliers...
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    743B leaking oil into the chain case, which seals are bad

    All, I know this subject has been hashed over several times, but I have reason to believe my 743B is leaking hydraulic fluid into the chain case. (I opened the plug at the front of the chain case to find clean oil (probably hydraulic fluid) gushing out. I used a siphon hose to remove some more...
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    743b warning light flickering

    I got a chance to work on the skidsteer a little today. I unpluged the wire at the filter and no change. Opened the cab to get to the sending unit on the pump, there are two wires coming from the sending unit ... 1 was routed with several other wires into a corrugated wire loom. However, I...
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    743b warning light flickering

    I haven't had a chance to check anything yet ... but the more I think about the more I'm beginning to worry its a pump since the light seems to be on almost constantly when backing up (on but not as much when going forward) ... I would think if it was a sensor or a shorted wire it probably...
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    743b warning light flickering

    I changed the filter and fluid about 50 hours ago .... the only filter I changed was in the engine bay ... is there another hydraulic filer somewhere in the plumbing ... I was not able to find one seems like I remember hearing of another filter somewhere. This 743b was new in 91-92 I beleive...
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    743b warning light flickering

    All, Not even sure what the light is ... there are 2 warning lamps on the right side of the cab ... the one that is flickering on my skid steer is the one on the far right side ... the lense of the light looks like a gear or sprocket ... i'm guessing this is a hydraulic warning light. Raising...
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    743b left side drive issue

    All, I've rebuilt the motor and its back together. One question for anyone that has a rebuild manual or otherwise just knows: there are 4 hex bolts (big allen screws) that hold the 3 plates of the motor together ... does anyone know what torque those 4 bolts needs to be tightened to. Thanks for...
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    743b left side drive issue

    Fortunately (for me anyway), the seal kit (from "loader parts source") for a 743b is right at $100 and luckily my motor matches the one for the kit. They do however mention that there is another seal not included in that kit that is only available from Bobcat. They say that if you are getting...
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    743b left side drive issue

    Well, the mystery is not such a mystery. I did some more "test driving" the skidsteer today and it turns out the original problem did follow the drive motor. What had fooled me is that the machine does drive corectly when going forward, but today I tried it out in reverse and now I'm getting the...
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