VANE PUMP(for 1GR-FE) REASSEMBLY

CAUTION / NOTICE / HINT

PROCEDURE

1. INSTALL VANE PUMP HOUSING OIL SEAL

   1. Coat the lip of a new oil seal with MP grease.

   2. 

      Using SST and a press, press in the oil seal.

      09950-60010

      09951-00280

      09950-70010

      09951-07100

      Note:

      Make sure that the oil seal is installed facing in the correct direction as shown in the illustration.

2. INSTALL VANE PUMP SHAFT WITH VANE PUMP PULLEY

   1. Coat the inside surface of the bushing in the vane pump front housing with power steering fluid.

   2. 

      *a	Protective Tape

      Gradually insert the vane pump shaft with vane pump pulley.

      Note:

      • Do not damage the lip of the oil seal in the vane pump front housing.

      • Wrap protective tape around the spline of the vane pump shaft with vane pump pulley in order to prevent damage to the oil seal.

3. INSTALL VANE PUMP FRONT SIDE PLATE

   1. 

      Coat a new O-ring with power steering fluid and install it to the vane pump front housing.

   2. 

      Coat a new O-ring with power steering fluid and install it to the front side plate.

   3. 

      *a

      Align

      Align the notch of the front side plate with the notch of the vane pump front housing and install the front side plate.

      Note:

      Make sure that the front side plate is installed facing in the correct direction.

4. INSTALL VANE PUMP CAM RING

   1. 

      *a	Align
      *b	Inscribed Mark

      Align the notch of the cam ring with the notch of the front side plate and install the cam ring with the inscribed mark facing upward.

      Note:

      Make sure that the cam ring is installed facing in the correct direction.

5. INSTALL VANE PUMP ROTOR

   1. 

      Install the vane pump rotor.

      Tip:

      The vane pump rotor can be installed with either side facing up.

   2. Coat the 10 vane pump plates with power steering fluid.

   3. 

      *a	Round End
      *b	Outward

      Install the vane pump plates with the round end facing outward.

      Note:

      Make sure that the vane pump plates are installed facing in the correct direction.

6. INSTALL VANE PUMP SHAFT SNAP RING

   1. Using a screwdriver and snap ring expander, install a new shaft snap ring to the vane pump shaft.

      Note:

      • Do not expand the shaft snap ring any further than needed.

      • Make sure that the shaft snap ring fits completely into the groove.

      • Do not damage the vane pump rotor and shaft.

7. INSTALL VANE PUMP REAR HOUSING

   1. 

      Coat a new O-ring with power steering fluid and install it to the rear housing.

   2. 

      *a

      Align

      Align the straight pin of the rear housing with the notches of the cam ring, front side plate and vane pump front housing.

      Note:

      Make sure that the O-ring is not protruding from anywhere when installing the vane pump rear housing.

   3. Install the rear housing with the 4 bolts.

      22 N*m

      224 kgf*cm

      16 ft.*lbf

8. SECURE VANE PUMP ASSEMBLY

   Click here

9. INSTALL PRESSURE PORT UNION

   1. Coat the compression spring and flow control valve with power steering fluid.

   2. Install the compression spring and flow control valve.

   3. Coat a new O-ring with power steering fluid and install it to the pressure port union.

   4. Install the pressure port union.

      69 N*m

      704 kgf*cm

      51 ft.*lbf

10. INSTALL PRESSURE FEED TUBE

    1. Install the 2 new gaskets and pressure feed tube to the pressure port union with the union bolt.

       69 N*m

       704 kgf*cm

       51 ft.*lbf

11. INSPECT TOTAL PRELOAD

    1. Check that the pump rotates smoothly without abnormal noise.

    2. Temporarily install a service bolt.

       Recommended Service Bolt

       Item	Value
       Thread diameter	10 mm (0.394 in.)
       Thread pitch	1.25 mm (0.0492 in.)
       Bolt length	50 mm (1.97 in.)

    3. 

       *a	Service Bolt

       Using a torque wrench, measure the pump rotating torque.

       Standard rotating torque

       0.3 N*m (3 kgf*cm, 2 in.*lbf) or less

       If the rotating torque is not as specified, check the vane pump housing oil seal.

12. INSTALL SUCTION PORT UNION

    1. Coat a new O-ring with power steering fluid and install it to the suction port union.

    2. Install the suction port union to the vane pump with the bolt.

       12 N*m

       122 kgf*cm

       9 ft.*lbf