How to Wire a Dump Trailer Remote - International Knowing how to wire a dump trailer remote can be a little confusing, but just relax, we are here to help! The first thing to consider: Are you wiring a Power-Up/Power-Down (Double-Acting) or Power-Up/Gravity-Down (Single-Acting) hydraulic pump. Related searches for hydraulic wiring diagram hydraulic circuit diagramauto wiring diagramhydraulic diagram symbolsbasic hydraulic system diagramsimple hydraulic circuit diagramhow to read hydraulics diagramsautozone wiring diagramsford 2000 tractor hydraulic diagram