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  1. J

    Ingersoll Rand SD 70 Roller stops moving.

    You are exactly right. I found an emergency stop switch that was in poor shape with corrosion and dirt. The machine is operating much better but still occasionally loosing voltage at the drive control valve. It had more than one electrical problem. I am working my way through the schematic and...
  2. J

    Ingersoll Rand SD 70 Roller stops moving.

    One step closer. Found yesterday that voltage is dropping off to zero at the drive control selonoid. Will check wires and grounds today.
  3. J

    Ingersoll Rand SD 70 Roller stops moving.

    I ran it 25 minutes this morning after a 10 minute engine warn up. No squalling or bubbles. Good voltage to both brake and drive control coils after it stopped moving. Could not find a suction strainer but will check the parts book. Thanks
  4. J

    Ingersoll Rand SD 70 Roller stops moving.

    I will check for bubbles tomorrow. No squalling sound while traveling or otherwise. The stop is abrupt.
  5. J

    Ingersoll Rand SD 70 Roller stops moving.

    Ingersoll Rand SD 70 roller abruptly stops moving after approximately 10 minutes of use. Will not move forward or reverse. After approximately 30 minutes wait time roller works normal for the next 10 minutes. Hydraulic system including filters all check normal. Fluid temps are all normal. I...
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