How will you release the hydraulic oil pressure before disconnecting the supply piping to the implement or to the additional equipment?

1. AOperate the control levers in all directions while the engine is off.
2. BOpen the drainage taps for a few seconds. That is their function.
3. CConnect the pressure-relief passage between the supply line and the return line.
4. DWait a few minutes with the engine off and only then disconnect the piping.

Pick an answer to test yourself