This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The purpose of a combiner valve that is used for an excavator hydraulic system it to: a. increase ... (Read 62 times)

ashley

  • Hero Member
  • *****
  • Posts: 584
on: Jun 23, 2018
The purpose of a combiner valve that is used for an excavator hydraulic system it to:
 
  a. increase the main relief pressure for heavy lifting
 b. combine the two main pump flows for certain high flow functions c. combine the pilot oil pump with one of the main pump flows
 d. combine the bucket and stick circuits for faster digging

Question 2

A hydraulic system that uses a pilot oil system will:
 
  a. Use lower pressure pilot oil to move the actuators slower b. Always have a pilot oil pump
 c. Use lower pressure oil to move the main control valve spools
 d. Will always have its relief valve set 1000 psi lower than main system pressure


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fauacakatahaias

  • Sr. Member
  • ****
  • Posts: 353
Reply #1 on: Jun 23, 2018
Answer to Question 1

D

Answer to Question 2

C


ashley

  • Member
  • Posts: 584
Reply 2 on: Jun 23, 2018
YES! Correct, THANKS for helping me on my review

momolu

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Lymphatic system. Lymphatic system.
Urinary system. Urinary system.
Regular staff meetings increase the efficiency of the medical office staff. Regular staff meetings increase the efficiency of the medical office staff.
The poverty of the Least Industrialized Nations carries over to their educational system. These ... The poverty of the Least Industrialized Nations carries over to their educational system. These ...
The experimental system that permits observation of rotation in the F1 component of F1F0 ATP synthas The experimental system that permits observation of rotation in the F1 component of F1F0 ATP synthas
Stenotic valve disease. Stenotic valve disease.
Video: Exercise and cardiac output

For a complete list of videos, visit our video library