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    Can I tow a mid 80s JD 690

    I have a mid 80s excavator. Engine blown on top of a mountain. 2 questions 1) can I tow it with my JD450 down to where I can work on it? 2) if the answer is yes should I remove the track drive chains (would leaving them on damage the drive motors or main hydrau pump?) I'm a gold miner not a...
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    Sullair 375 Compressor with John Deere Diesel

    I have a compressor, about 8k hours. Running fine for past 3 years and now have a weird issue and hoping for some insight. I can fire it up first thing in the morning and it will run about 30 minutes or so, then it just dies suddenly like its a fuel issue (in fact it REALLY seems like a fuel...
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    Hydraulic oil temp older Kobelco sk300 Mk 4

    Have a question about the hydraulic system on my Kobelco Sk300 LC Mk4. Want to make sure I am not gonna fry my hydraulics. Over 6k hours. Pump was an aftermarket 400 hours ago and runs great. Here is my operators concerns. We measure the pipe temperature at the bottom of the Hydraulic pump and...
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    Shot in the dark - Hydraulic Pump

    I have Kobelco SK300LC Serial number YCUO312 - Hydraulic pump part number is 2437U472F3 and need to get about 200 more hours out of my excavator and the job will be done, so I am willing to put a used one in. Then i will sell the excavator :-) Anyone know of a wrecked Kobelco, new Holland etc...
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