Brake valve operation
1.Brake valve is now at neutral position
2.Oil supplied to motor but return line is blocked by the brake valve. The pressure of supply line goes high.
3.This high pressure release the parking brake through the reducing valve.
4.This high pressure applies to the backside of brake valve and then pushes the brake valve against
spring. So return side oil can go to tank.
Machine starts to move.
5.When machine over running, supply side pressure will be low. This moves the brake valve to the neutral
side.
Picture text:
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