Said the park wire should be wired continuously hot not on the switch. Mount the fluid canister mount the four liter washer fluid canister where it can be easily filled and wire its pump to 12 volts and connect imtra s optional 100 two speed on off push to pump switch. We have wiring diagrams and wiring guides on how to wire a 10 terminal nav ancher on off on 3 way carling contura rocker switch as well as a wiring diagrams in how to wire a 10 terminal bilge auto manual on off on 3 way carling contura rocker switch for.