It s pretty standard in boat wiring to bypass the main battery switch for one thing. Make sure this switch is set to the number of cylinders for your engine.
Reconnect the battery and turn on the ignition to make sure the tachometer is working.
Boat tachometer wiring diagram. How to install a tachometer in a boat in this video i install a tachometer in my boat. At the top left of the diagram we see the cylinder selector switch. This way even if your battery switch is off if your boat starts filling with water the pump will still kick on.
How to install a tachometer in a boat. Vdo gauges wiring diagrams and boat tach diagram e z go golf cart for boat gauge wiring diagram for tachometer image size 1200 x 1362 px and to view image details please click the image. Use plug in fuse block kit p n 0173611 when installing tachometer with other accessories.
Use plug in connector kit p n 0174732 when installing tachometer only. Seat the wider face rim the front edge of the tachometer s exposed side the part that sits outside the dashboard against the hole edge and use. I wire up the power and then select the number of pulses or cycles my outboard has to get the correct reading.
Calibrating the tachometer a second piece of wire long enough to reach the light switch into another spade connector. Beginning with the tachometer fig. Slip one of the ring connectors on the green wire onto the terminal post on the back of the tachometer marked gnd remove one of the screws on the boat s common ground slip the connector on the other end of the black wire over that screw and thread the screw back into the common ground tightening the screw with a screwdriver.
1 here shows the back of a typical gauge. Here is a picture gallery about boat gauge wiring diagram for tachometer complete with the description of the image please find the image you need. Use a wiring kit to connect the tachometer to the plug in connector on the remote control or accessory electrical cable.
Most vendors will use one tachometer head to cover a variety of engines. Attach this con nector to a terminal on the remaining lamp socket which will be referred to as socket b. Connect the boat harness wiring to the tachometer if it was disconnected in the repair process and reinsert the connected wires back into the tachometer dashboard hole followed by the tach itself.
Full parts list below amazon electric section. The boat s bilge pump float switch.