Hydraulics

Question 1

If the hydraulic pressure system is rising, and the cylinder is not speeding up, what may be the cause?

Answer 1

Restriction to flow, valve issues, fluid contamination

Question 2

Solenoid by pneumatic DCV is de-engerized in the motor continues to rotate. What do you replace?

Answer 2

Replace DVC

Question 3

What type of accumulator do you use to maintain high flow and pressure?

Answer 3

Piston accumulators

Question 4

You constantly have build up a particles on the inlet strainer and hydraulic tank. What do you do

Answer 4

Identify the problem, review past checks , check external sources, clean and flush

Question 5

When choosing hydraulic tubing , what are you looking for what are the criteria?

Answer 5

Tubing materials, size, pressure rating, temperature, Environmental conditions

Question 6

If the hydraulic pressure system is rising, and the cylinder is not speeding up, what may be the cause?

Answer 6

Restriction to flow, valve issues, fluid contamination

Question 7

First main valve after the pump in hydraulic system?

Answer 7

Relief value