What should be ensured before disengaging the hydraulic oil pipe connectors from the tractor’s attachment or from the tractor’s additional equipment?

1. Correct answer: That there is no oil pressure in them.
2. To check for leaking.
3. That they are properly connected.
4. That the connectors are in proper condition.

WhyBefore disconnecting the hydraulic hoses, make sure there is no oil pressure in them. Otherwise oil will spray out.