Testing a Bennett V351 Hydraulic Pump and Switch - YouTube Click to view on Bing1:40Testing a Bennett V351 Hydraulic Pump and Switch Electric How To Install Trim Tabs - PowerBoat TV MotorHome, Boat Wiring Tutorial - Duration: 20:16. Gadget John on tourAuthor: Electric TollycraftViews: 19K TRIM TAB INSTALLATION INSTRUCTIONS - Bennett Marine PDF fileBlue – Pump pressure (trim tabs down) Yellow – Pump retract (trim tabs up) Red – Port valve . Green – Starboard valve . Orange with 20 Amp Fuse – 12 volts positive . The above wiring is recommended. If the operator prefers different action from the control and tabs, it can be changed as desired. Bennett Marine . 550 Jim Moran Blvd. Need wiring diagram for a boat leveler trim tabs. What happens is when I push the trim switch nothing happens. I just bought the boat to restore it. The dash wiring was a mess. The trim tabs were working until I replaced the dash wiring, now the trim tabs do not work. There is an extra ground wire and I can't find where it goes.5/5(11) INSTALLATION & USER'S GUIDE - Bennett Marine PDF fileSystem Wiring Diagrams & Installation Templates If necessary, re-adjust the trim tabs to fine tune the trim of your boat. In other words, use your trim tabs to trim the boat and your power trim to trim your prop. Running In Rough Water: When running in a chop or heavy seas, press BOW DOWN on both tabs. Lenco Electric Trim Tabs Wiring Diagram • Environmentally. Trim tabs with electric actuators (versus old-school hydraulic actuators) to choose and install a pair of Lenco Marine Standard Performance electric tabs on Follow the supplied wiring diagram to connect the actuator cable.