Power Steering Pump: Assembly
- Before assembly, ensure all parts are well cleaned and oiled. Replace all seals with new ones. Install rear bearing in housing. Grease sealing ring lips and install seal. Place "O" ring in housing inner groove. If forward bearing was removed, press shaft into bearing and attach circlip. Insert shaft and secure with forward large circlip.
- Place "O" ring on front plate groove and install plate. Position intermediate piece such that its small hole is on the pin and both other holes are in line with plate holes. Install large "O" ring in housing.
- Install rotor with smooth opening facing pulley side of pump. Insert all rotor vanes with rounded edges outward toward intermediate piece. Position rear plate on intermediate piece, with guide pin in small notch and holes showing through both larger notches. Fit large rear "O" ring in housing groove, install spring, and insert rear cover. Press down on cover and install retaining circlip.
- Reassemble control valve components in pump hole. Install hose nipple, pulley, and mounting brackets.
Courtesy of VOLVO CARS CORPORATION