Hydraulics Study guides, Study notes & Summaries

Which of the following statements about driver/operator training is MOST accurate? A: All firefighters must be qualified as driver/operatorr. B: Driver/operators do not need to have firefighter certification. C: All fire departments must select driver/operators in the same manner. D: All fire departments must establish and maintainan a thorough training program. correct answers D: All fire departments must establish and maintainan a thorough training program. Which ability or skill is ...

4 functions of reservoirs : Store and supple hydraulic fluid Cools the fluid Deaeroter Fluid conditioner so settles to bottom 6 main components of reservoirs : Drain line Return line Pump Inlet line Clean out plate Temp gauges Air breather Inlet filter Baffle plate 2 Bottom of return lines cut at an angle and usually oriented away. Why? : Cooling and directs containments away 4 standard reservoir designs : JIC L shape Overhead stack Vertically mounted Advantages of JIC desi...

Intermediate Hydraulics Exam Questions with A Graded Answers Hydraulic 4/2 DCVs are often used as 3/2 DCVs by______. a. Changing the spool b. Blocking a port c. Placing the spring on the other end d. Changing the operator - Answer-Blocking a port The spool of the pilot valve controlling a 4/3 pilot-operated DCV is always a(n)_______. a. Closed center b. Open center c. Float center d. Tandem center - Answer-Float center The circuit that controls fast approach, followed by a decr...

Millwright – Hydraulics: Questions & Solutions

Hydraulics Chapter 11 Questions and Answers Graded A+ What does an accumulator in a hydraulic system store and absorb? Energy What type of accumulators utilize gravity to store energy in a hydraulic system? Weight-loaded What are the three types of gas-charged accumulators commonly used in hydraulic systems? Piston, bladder, and diaphragm types What substance should never be used in gas-charged accumulators? Pure oxygen What material is typically used to construct the bladd...

Millwright – Hydraulics Questions and Answers Graded A What is pressure defined as? Force per unit area F=(P)(A) What is the pressure of the Earth's atmosphere at sea level? 14.7 psi How is power defined? A. The rate or velocity at which power is done B. The rate or velocity at which work is created C. The speed of the velocity in a power system D. The rate or speed at which work is done. D. The rate or speed at which work is done. What is a watt? A. watt is one newton lifted 1 m in on...

From what location is the procedure for making the pump operational performed for most apparatus? A: Cab of the vehicle. B: Location varies depending on the incident. C: Outside the vehicle near the driver's door. D: Anywhere driver/operator is located with remote controls. correct answers A: Cab of the vehicle. Which of the following is used to prevent the pump from overheating during fire attack if water is not flowing for an extended period of time? A: Rotary Valve. B: Piston Ge...

Millwright – Hydraulics Exam Questions and Answers (Graded A) What is pressure defined as? - CORRECT ️️ Force per unit area F=(P)(A) What is the pressure of the Earth's atmosphere at sea level? - CORRECT ️️ 14.7 psi How is power defined? A. The rate or velocity at which power is done B. The rate or velocity at which work is created C. The speed of the velocity in a power system D. The rate or speed at which work is done. - CORRECT ️️ D. The rate or speed at which work is d...