Valve Body Unit: Disassembly
- Remove 2 valve body-to-gear housing bolts. Remove "O" rings and port orifices from gear housing. Remove pinion shaft dust seal from valve body. See Figure .
- Remove 2 valve body cap flange bolts. Remove valve port and seal from side of valve body. Pull cut-off valve and spring, pressure control valve or gain control valve and springs from valve body. Remove valve body cap, cap seal and dowel pins from valve body.
- Pushing control valve to one side of valve body, remove roller from control valve. Repeat procedure on other side of valve body to remove opposite roller. Remove control valve seal. Remove sensor orifice and "O" ring from valve body. Using a 1/16" drill bit filed flat on shank end, pry orifice from valve body.
NOTE:
Hold plungers with fingers to keep plungers from falling out when removing rollers.