I have just got a new toy , A 71/4 Phantom Steam train . And if any one can help me, how long untill you have to clean the Hydrostatic Lubricators and change the glycerine in the site glases . Also if the jets were the oil comes out at 1 drop per a min . and one of them gets blocked how do you go about unblocking the jets Please . Thank you all I like this site . have a nice day raybow .