An Open circuit system differs from a Closed circuit system ...

[dmcintosh]

An Open circuit system differs from a Closed circuit system mainly by:
 
  a. Having the pump send its output to a directional control valve
 b. Having the pump send its output to tank
 c. Having the pump output send its output directly to an actuator d. Having a relief valve on the pump

Question 2

This may be an operator complaint that could stem from an excessive backlash setting:
 
  a. machine wants to travel straight
 b. machine pulls to one side
 c. clunking noise
 d. strong sulphur smell

[zogaridan]

Answer to Question 1

A

Answer to Question 2

C