Electric Hydraulic Pump Troubleshooting

Charge pump defective 4.

Electric hydraulic pump troubleshooting.

3 common symptoms to keep an eye out for. All pumps have a recommended maximum drive speed. Lines have been wrongly laid 3. No oil in reservoir.

Line mountings missing or loose 2. As 1 a 8 1. This includes the pump compensator relief valve pressure reducing valves and other pressure control valves in the system. Max pump pressure exceeded 3.

This guide will help you fix the majority of problems you face in the field. 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. On this video i will show you guys how to install a 12v double acting hydraulic pump to a dump tilt roll off trailer. Hydraulic pump troubleshooting guide no oil flow from pump.

Determine what is causing the drop in oil level. Also included are some tricks tips we have found talking to you the customer. As 4 c as 4 a. If your hydraulic layout is suffering from any issues make sure to check your hydraulic gear pumps and other components.

Pump is turning too fast 2. Readings filter and breather conditions oil cleanliness condition of the hoses and clamps current readings on the electric motor voltages to proportional. At pump port do not use teflon tape on pipe thread fittings pump is hot. Pump will not build hold pressure.

Pressure and return lines connected wrongly 7. 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. 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. 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. Here is the 6 quick ste. Control system oscillating 8.

Shaft seals or seals on suction side are defective 5. Hydraulic oil level low pumps stopping. 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. The electric motor is driving the hydraulic pump at a speed that is higher than the pump s rating.