Electric Hydraulic Pump Troubleshooting

Lines have been wrongly laid 3.

Electric hydraulic pump troubleshooting.

The pumps will stop automatically if the level drops to the shutdown level. If the speed is too high a higher volume of oil will be needed at the suction port. Pump trouble is usually characterized by increased noise increased heat erratic operation of cylinders difficulty or inability to develop full output decreased speed of cylinders or. Determine what is causing the drop in oil level.

Hydraulic pump troubleshooting guide no oil flow from pump. Hydraulic oil level low pumps stopping. Pressure and return lines connected wrongly 7. As 4 c as 4 a.

At pump port do not use teflon tape on pipe thread fittings pump is hot. This guide will help you fix the majority of problems you face in the field. As 1 a 8 1. The purpose of this guide is to help you trouble shoot kti dc hydraulic power units by explaining how the electric hydraulic circuits work together to perform each function.

Charge pump defective 4. Pump will not build hold pressure. Pump is turning too fast 2. Pump fault mcc or standby pump fault mcc identified by pump motor output gives alarm to control desk if that pump is not running.

3 common symptoms to keep an eye out for. This includes the pump compensator relief valve pressure reducing valves and other pressure control valves in the system. All pumps have a recommended maximum drive speed. Max pump pressure exceeded 3.

Hydraulic troubleshooting is a step by step process. The pump is probably the component most subject to wear in a hydraulic system and the one most likely to cause a sudden or gradual failure in the system. Here is the 6 quick ste. Oil temperature should not exceed 140º f 60º c oil foaming.

If your system is suffering from any of these symptoms then that could be a clear sign that you need to repair clean or replace parts of your system. No oil in reservoir. Id too small 4. Shaft seals or seals on suction side are defective 5.

Also included are some tricks tips we have found talking to you the customer. Line mountings missing or loose 2. Readings filter and breather conditions oil cleanliness condition of the hoses and clamps current readings on the electric motor voltages to proportional. If your hydraulic layout is suffering from any issues make sure to check your hydraulic gear pumps and other components.