What are the symptoms of a faulty hydraulic oil pump solenoid valve?
1 Answers
The symptoms of a faulty hydraulic oil pump solenoid valve are: 1. Increased difficulty in throttle control; 2. Surging or lack of response when pressing the accelerator. The hydraulic oil pump serves as the power source in a hydraulic system, including vane pumps, gear pumps, plunger pumps, and screw pumps. The causes of a faulty hydraulic oil pump solenoid valve include: 1. Poor power connection; 2. Power voltage outside the working range; 3. Desoldered coil; 4. Coil short circuit; 5. Inappropriate working pressure difference; 6. Excessive fluid temperature; 7. Contaminants causing the main valve core and moving iron core to jam; 8. Excessive liquid viscosity, high frequency, and end of service life.