Withdrawal
1. Disconnect the pressure hose from the pump.
2. Disconnect the suction filter from the suction connector and drain the liquid into a container.
3. Loosen the pump mounting bolts and remove the drive belt.
4. Turn out a bolt of adjustment of a tension of a belt.
5. Remove the drive belt from the power steering pump pulley.
6. Turn out bolts of fastening of the pump and a bolt of adjustment of a tension of a belt.
7. Remove the power steering pump.
Attention! Be careful as fluid will leak from the pump.
8. Remove the power steering pump bracket.
Disassembly
1. Remove the suction pipe and O-ring from the pump.
2. Turn out four bolts and remove a back cover with a lining and pins.
3. Remove the stator ring.
4. Remove the rotor and blades.
5. Remove the front side plate.
6. Remove the inner and outer o-rings.
7. Remove the spring.
Attention! When assembling, a new gasket and O-ring must be used.
8. Fix the pulley in a vise, unscrew the pulley mounting nut and remove the spring washer.
9. Remove pulley and slotted key.
10. Using special pliers, remove the circlip and spacer.
11. Press out the pulley shaft with bearing. If necessary, use a nylon hammer.
12. Remove the O-ring from the pump housing.
Attention! When assembling, a new O-ring must be used.
13. Disconnect the connector from the oil pump housing and remove the valve and spring.
14. Remove the o-ring from the connector.
Warning! Do not disassemble the check valve.
Examination
1. Measure the free length of the check valve spring. Spring free length: 36.5 mm.
2. Make sure the control valve is not bent.
3. Check the shaft for wear and damage.
4. Check the drive belt for wear and loss of properties.
5. Check the grooves of the rotor and blades for wear.
6. Check the contact surface of the stator ring and vanes for wear.
7. Check the blades for damage.
8. Check the side plate and contact surface of the shaft and pump cover for wear.
Assembly
1. Install the control valve spring, valve and connector in the pump housing.
2. Using the special tool 09222-32100, install the oil seal into the pump housing.
3. Gently insert the shaft assembly and install the spacer and circlip.
4. Install the pump pulley with slotted key.
5. Install spring and inner o-ring.
6. Install the outer o-ring into the side plate and install the front side plate.
7. Insert the pins into the recesses of the front housing, then install the cam ring, paying attention to the installation direction.
8. Install the rotor so that the marks on the rotor are on the side opposite the front of the housing.
9. Install the blades with the rounded parts facing out.
10. Install gasket and pump cover.
11. Install suction pipe and O-ring.
Installation
1. Install the pump on the bracket, slide the drive belt over the pulleys and tighten the belt tension adjustment bolt. Tightening torque: 3.5–10 Nm.
2. Install suction filter.
3. Connect the pressure hose to the pump.
Attention! Install the pressure hose so that it is not kinked or comes into contact with any other parts.
4. Fill with liquid. Recommended Fluid: PSF-3.
5. Bleed the hydraulic drive of the power steering.
6. Check the pressure generated by the pump.