I need a free repair manual for a 1990 Toyota Tercel does anyone know where I can download one?

I don't have the money to have my 1990 Toyota air conditioning fixed so I would like to see if I can fix it myself. Does anyone know where I can obtain a repair manual for free?I need a free repair manual for a 1990 Toyota Tercel does anyone know where I can download one?http://www.autozone.com/addVehicleId,102鈥?/a>I need a free repair manual for a 1990 Toyota Tercel does anyone know where I can download one?check the electrical connection go to ac compressor and check if you got leak rom the low and high pressure line that why your ac does turn on.