Load-Sensing Proportioning Valve (LSPV) & By-Pass Valve (BPV): Installation

To install, reverse removal procedure. Apply rubber grease to all rubbing areas. Install NEW rubber plate on valve body side of spring.
Adjust length of upper and lower shackle to original height. See LOAD-SENSING PROPORTIONING VALVE (LSPV) & BY-PASS VALVE (BPV) under TESTING. Bleed hydraulic system. See BLEEDING BRAKE SYSTEM . Check LSPV brake pressures.