Originally Posted by
1-PD
just noted this old reply they are powered richie, as the jets plug into a powered cannister which deploys the jets outwards, water pressure has nothing to do with them on the 170
I had them to bits on my old ST170 as one of them kept sticking out, there was definitely no electronic operation of the washers.
Last edited by RichieST; Feb 10, 2016 at 08:54 PM.