What causes a hydraulic pump shaft to wear out?
What causes a hydraulic pump shaft to wear out? Prematurely worn shaft seals may be caused by excessive oil temperature. At temperatures of 200°F and higher, rubber seals have a very short life. Abrasives in the oil may wear seals out quickly, and will also produce circumferential scoring of the shaft in the seal area. What causes a seal to fail on a hydraulic motor? Seal failure on the hydraulic motor is usually caused by excess pressure build-up in the motor casing. Some other common causes: Not connecting the quick disconnect fitting completely on the wing style fittings. Hooking up...