LEMON Manuals: Even more car manuals for everyone
Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1936 (Power Steering) >> Vane Pump >> Disassembly

Vane Pump: Disassembly

WARNING: This page is about a different car, the 2006 Scion tC. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Do not overtighten when using a vise.
  1. FIX VANE PUMP ASSEMBLY 
    1. Using SST, hold the vane pump in a vise.

      SST 09630-00014 (09631-00132) 

  2. REMOVE REAR VANE PUMP BRACKET 
    1. Remove the bolt and vane pump bracket.
  3. REMOVE POWER STEERING SUCTION PORT UNION 
    1. Remove the bolt and suction port union.
    2. Remove the O-ring from the suction port union.
    Fig 1: Holding Vane Pump In Vise
    G04223378Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE FLOW CONTROL VALVE 
    1. Remove the pressure port union.
    2. Remove the O-ring from the pressure port union.
    3. Remove the flow control valve and compression spring.
    Fig 2: Removing Flow Control Valve
    G04223379Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE POWER STEERING OIL PRESSURE SWITCH 
    NOTE: If the oil pressure switch is dropped or damaged, replace it with a new one.
  6. REMOVE REAR VANE PUMP HOUSING 
    1. Remove the 4 bolts and rear housing from the font housing front.
    2. Remove the O-ring from the rear housing.
    Fig 3: Removing Rear Vane Pump Housing
    G04223380Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE SHAFT SUB-ASSEMBLY WITH PULLEY 
    1. Using 2 screwdrivers, remove the snap ring from the shaft.
    2. Remove the shaft with pulley.
  8. REMOVE VANE PUMP ROTOR 
    1. Remove the 10 vane pump plates.
    2. Remove the vane pump rotor.
  9. REMOVE VANE PUMP CAM RING 
    Fig 4: Removing Snap Ring From Shaft
    G04223381Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE FRONT VANE PUMP SIDE PLATE 
    1. Remove the front side plate from the front housing.
    2. Remove the O-ring from the front side plate.
      Fig 5: Removing O-Ring From Front Side Plate
      G04223382Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the O-ring from the front housing.
    Fig 6: Removing O-Ring From Front Housing
    G04223383Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE VANE PUMP HOUSING OIL SEAL 
    1. Using a screwdriver, remove the oil seal.
      NOTE: Be careful not to damage the front housing.
      Fig 7: Removing Vane Pump Housing Oil Seal
      G04223384Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
scientia non olet · About LEMON Manuals