Mercury Optimax Tachometer Wiring Diagram

Mercury marine technical library. All accurately and clearly displayed including advanced multi function touch screen lcd displays. In certain cases oem mercury marine parts are the better option but in many cases there are good economical alternative part options such as with sierra marine parts.

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Carefully inspect all connector pins seals and connector locking components for damage.

Mercury optimax tachometer wiring diagram. Protected fused wire from battery and or protected 12 volt to trim panel control. Ignition switch to 12 volt positive. Most models also have black white only. Carefully draw the cord end of the data cable puller through the hull pulling the 14 pin helm harness through the vessel.

Controls and gauges that have to face the ultimate test. Shorting or stop circuit. Our mercury marine parts technical expertise also allows ppt to provide our boating customers with direction regarding direct replacement mercury outboard parts options. Wiring diagram a use this wiring diagram when using a separate light switch for instrument lighting.

Qsi gauge wiring diagrams tachometer wiring diagram tachometer dial on back side of case must be set to position number 4. Getting past a mercury engineer is no easy task. Un fused wire from battery. Red purple stripe.

Compatible with all sterndrive verado optimax and fourstroke engines 40 hp and above. Color diagrams 90 859494r1 june 2000 page 8 3 2 5 litre optimax 2000 model year analog wiring diagram. Connect the black wire from the har ness and a black jumper wire to the g ground terminal of the tachometer see figure 3. Inspect the harness insulation for any damage.

The linked images are printable but may print across more than 1 page in order to be legible. Electrical section 2d wiring diagrams table of contents. Black yellow stripe. A wiring diagram is a streamlined traditional photographic depiction of an electric circuit.

Wiring for smartcraft gauges 90 879939001 august 2007 page 3 34 6. Fuel sender to gauge. Wiring is dressed away from moving or hot engine components. Temperature switch to warning horn and or.

Collection of mercury outboard wiring diagram. It reveals the parts of the circuit as simplified shapes as well as the power and also signal connections between the devices. Connect the gray wire from the. Connect the purple wire from the har ness and a purple jumper wire to the i ignition terminal of the tachometer.