× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Hydraulic Schmatic
Posted to HD/Fleet Forum on 2/7/2008 1 Reply

Hi Gordon: The S port is "sense" a signal to throttle up switch and to the compensator on pump. Dave Login to read more.

1 Replies Received (View Replies)