Where are All the Hydraulic Circuit Diagrams?
As most hydraulic technicians know, it’s likely that a circuit diagram will not be available for the machine they’ve been called in to troubleshoot. This is unlikely to bother the technician because it is the machine owner who usually pays for its absence through prolonged service calls and increased downtime. Where do all the hydraulic schematic diagrams go? They get lost or misplaced, they don’t get t ransferred to the new owner when a used machine is traded, and in some cases, they may not be issued to the machine owner at all. Why? Because generally speaking, hydraulic equipment owners don’t place a lot of value on them. If you’re responsible for the maintenance of hydraulic equipment and you don’t have circuit diagrams for your existing machines, try to obtain them – before you need them. In the case of a mass-produced machine, the hydraulic circuit diagram should be available from the equipment manufacturer on request. If the machine is custom-built, it may be necessary to have t
