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Load holding valves. (09-Flo)


Description
Load holding valves give an assurance of safety when machines have suspended loads. In this unit we discuss the construction and operation of check and by-pass valves. We then highlight the load holding components; pilot operated check valves and counterbalance valves.

Total presentation time is 48 mins.

NOTE: Purchasing this course will enable your access for seven days only.
Content
  • Introduction.
  • Title slide.
  • Account Information.
  • Introduction. (5 mins).
  • RV08_check valve catalogue and construction. (1 1/2 mins).
  • RV check valve catalogue and construction. (4 mins).
  • By-pass valves.
  • By-pass valves. (7 mins).
  • Pilot operated check valves.
  • Pilot operated check valves - Introduction. (2 mins).
  • Hoist application. (3 1/2 mins).
  • Pilot operated check valves - Construction. (1 1/2 mins).
  • Practical demonstration - Pilot operated check valve. (1 1/2 mins).
  • Double pilot operated check valves. (2 mins).
  • Pilot operated check valve instability - Schematic. (5 1/2 mins).
  • Pilot operated CV instability - HMG graph. (2 1/2 mins).
  • Pilot operated check valve instability - Video. (30s).
  • Counterbalance valves.
  • Counterbalance valves - Schematic symbols. (8 mins).
  • Counterbalance valves - Mounting. (4 mins).
  • Counterbalance valves - Stability. (20s).
  • Counterbalance valves - Stability - HMG graph. (1 min).
  • Conclusion.
  • Conclusion.
  • Quiz and Feedback Survey
  • Quiz: Load holding valves
  • Feedback Survey
Completion rules
  • All units must be completed
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