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Recent content by Aaronm_shorty

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    Hyundai R290LC-9 Breaker Pedal/Hydraulic Thumb operation

    Been using my R290LC-9 for some stump pulling lately. Had the thumb hydraulic actuator rebuilt about 2 months ago and it was working flawlessly until today. Yesterday -used thumb all day with no issues. Today, moved excavator to a new location in the yard and went to work only to find the...
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    Hyundai R290LC-9 Slow Hydraulic functions

    Wanted to follow-up - You both were spot on with the check valve being bad. Pulled it, and found the internal clapper was broke into two pieces, one being turned around and preventing the valve from "checking". Cant thank you both enough for the assist. Pics attached
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    Hyundai R290LC-9 Slow Hydraulic functions

    Perfect - I too was running down the Hydraulic schematics and struggling to find the crossover point! I did replace the pump pressure sensor and finally have hydraulic pressure in range for both pumps. It obv didnt help with the slow controls issue I am having. I am gonna check this out and...
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    Hyundai R290LC-9 Slow Hydraulic functions

    Have a Hyundai R290LC-9 thats experiencing some crazy problems. All hydraulic functions (stick, boom, travel) operate albeit slowly, UNLESS you hold the right stick to the left (bucket closed/in). When you hold the stick to the left, all hydraulic functions (stick, boom, travel) work normally...
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