Power Steering Vane Pump: Reassembly

COAT WITH POWER STEERING FLUID (See COMPONENTS ).
INSTALL VANE PUMP SHAFT
INSTALL SIDE PLATE
1. Install a new O-ring to the front housing.
2. Install a new O-ring to side plate.
3. Install the side plate as shown in the illustration.
HINT:

Align the hole of the side plate with the hole of the front housing.
INSTALL CAM RING
Install the ring with the inscribed mark facing outward.

HINT:

Align the hole of the cam ring with the hole of the front housing.
INSTALL VANE PUMP ROTOR
1. Install the rotor with the inscribed mark facing outward.
2. Install a new snap ring to the vane pump shaft.
INSTALL 10 VANE PLATES
1. Install the plates with the round end facing outward.
  
  Fig 2: Aligning Inscribed Mark Of Cam Ring And Front Housing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL REAR HOUSING
1. Coat new gasket with power steering fluid and install it to the housing.
2. Temporarily install the 4 bolts.
3. Using SST, hold the vane pump assembly in a vise.
4. Torque the 4 bolts.
Torque: 22 N.m (225 kgf.cm, 16 ft.lbf)
INSTALL SPRING, FLOW CONTROL VALVE AND PRESSURE PORT UNION
1. Install the valve facing the correct direction (See COMPONENTS ).
2. Coat a new O-ring with power steering fluid and install it to the union.
3. Torque the union.
  Torque: 69 N.m (700 kgf.cm, 51 ft.lbf)
INSTALL SUCTION PORT UNION
1. Coat a new O-ring with power steering fluid and install it to the union.
2. Torque the bolt.
Torque: 12 N.m (120 kgf.cm, 9 ft.lbf)
MEASURE PS VANE PUMP ROTATING TORQUE (See DISASSEMBLY ).