Timer, preheating wiring

[Hungale]

Hi all,
can anyone tell me how to connect the timer?
What do the thread colors correspond to? Thank you

 

[sodafeld1]

Helps to say what engine and model cruiser, year etc..a few engines with different pre heat timers. 1Hz?

 

[Hungale]

The story is complicated, it's a BJ42 to which I mounted a 1kzt engine with mechanical pump and LJ70 electrical wiring. For the preheating of the glow plugs I wanted to use the timer of which I put the photo which should be of a Lj70, therefore 2LT engine.