Vane Pump (For 1Ur-Fe) Reassembly

Coat the lip of a new oil seal with power steering fluid.

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

SST

09950-60010(09951-00280)
09950-70010(09951-07100)

NOTICE:

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

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

Gradually insert the vane pump shaft with vane pump pulley.

NOTICE:

1. Do not damage the lip of the oil seal in the front housing.
   
2. Wrap protective tape around the spline of the vane pump shaft with vane pump pulley in order to prevent damage to the oil seal.
   

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

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

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

NOTICE:

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

Coat the vane pump cam ring with power steering fluid.

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.

NOTICE:

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

Coat the vane pump rotor with power steering fluid.

Install the vane pump rotor.

HINT:

The vane pump rotor can be installed in both directions.

Coat the 10 vane pump plates with power steering fluid.

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

NOTICE:

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

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

NOTICE:

1. Do not expand the shaft snap ring any further than needed.
   
2. Make sure that the shaft snap ring is completely fit into the groove.
   
3. Do not damage the vane pump rotor and shaft.
   

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

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

NOTICE:

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

Install the rear housing with the 4 bolts.

Torque:

22 N*m{224 kgf*cm, 16 ft.*lbf}

Check that the pump rotates smoothly without abnormal noise.

Temporarily install a service bolt.

Recommended service bolt:

Thread diameter:

10 mm (0.394 in.)

Thread pitch:

1.25 mm (0.0492 in.)

Bolt length:

50 mm (1.97 in.)

Using a torque wrench, measure the pump rotating torque.

Standard rotating torque:

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

Coat the flow control valve, pressure port union and spring with power steering fluid.

Install the compression spring and flow control valve to the front housing.

NOTICE:

Do not mistake the direction of the control valve.

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

Install the pressure port union to the front housing.

Torque:

69 N*m{704 kgf*cm, 51 ft.*lbf}

Using SST, fix the vane pump in a vise.

SST

09630-00014(09631-00132)

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

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

Torque:

12 N*m{122 kgf*cm, 9 ft.*lbf}