yes my brother gave us this power washer and he bought another one but never gave us a manual i need to know what type of oil and how much goes in it and also it has the hose to put in the soap but i do not know how to get the soap to spray out is there a knob i turn to use the soap and do i turn it on and off as i need it to spray the soap and is there a charge for a manual if not i could use a answer and manual ? thank you, linda