Sunday, January 29, 2012

Reseal Honda Power Steering Pump


Note: the only problem your gona have is to figure out if your pulley nut is right hand thread or left hand thread.
* you can only buy the reseal kit from the dealer. It shouldnt be that expensive, approx.$30.00
To know if your going counter or clockwise to loosen the nut, do this: before you actually remove the pump off the car, identify your pump normal rotation. Face the front of your engine (not front of the car). If your pump pulley rotation is clockwise, that means, to loosen your pulley nut, you have to turn the nut clockwise. Counter clockwise if pulley turns counter clockwise.

1. Insert a screw driver on one of the hole in the screw driver to lock the pulley so it wont rotate while removing the pulley nut. Or if you have an impact gun, just hold the pulley firm then remove the nut.
2. remove the pulley and set aside.


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3. Remove the control valve cover by removing the three flange bolts.
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4. Remove the spring, flow control valve and O-rings.
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5. Check the flow control valve for wear, burrs, and other damage to the edges of the grooves in the valve. 6. Inspect the bore for the flow control valve for scratches or wear.
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7. Slip the valve back in the pump, and check that it moves in and out smoothly.
 If OK, go on step 6; if not, replace the pump as an assembly. 
The flow control valve is not available separately.
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8. Attach a hose to the end of the valve as shown.
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9. Submerge the valve in a container of power steering fluid or solvent, and blow in the hose.
 If air bubbles leak through the valve at less than 100 kPa (14.2 psi), repair it as follows.
10. Hold the bottom end of the valve with a open end wrench.
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11. Unscrew the seat in the top end of the valve, and remove any shims, the relief check ball,
 relief valve and relief valve spring.
12. Clean all the parts in solvent, dry them off, then reassemble and retest the valve (see step 7).
 If the flow control valve tests OK, reinstall it in the pump. If the flow control valve still leaks air, 
replace the pump as an assembly. The flow control valve is not available separately.
NOTE:  If necessary, relief pressure is adjusted at the factory by adding shims under the check bail seat.
 If you found shims in your valve, be sure you reinstall as many as you took out.

CAUTION:  The pump components are made of aluminum. Be careful not to damage them when servicing.

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13. Remove the inlet joint and O-ring.
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14. Remove the pump cover and O-ring.
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15. Remove the pump cam ring from the pump housing. NOTE: Replace the pump as an assembly if the cam ring must be replaced.
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16. Remove the pump rotor and vanes. NOTE: Replace the pump as an assembly if the pump rotor or vanes must be replaced. 17. Remove the two rollers from the side plate.
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18. Remove the side plate and preload spring. NOTE: Replace the pump as an assembly if the side plate must be replaced.
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19. Remove the O-rings from the side plate.
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20. Remove the circlip, then remove the drive shaft assembly from the pump housing using a plastic hammer. 21. Remove the seal spacer and oil seal. 22. Inspect the pump housing for damage on the sealing surfaces.
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23. Inspect the bearing by rotating the outer race slowly. If any play or roughness is felt, replace the bearing.

To reassemble the pump, just reverse the process. if not sure  about some steps on how to reassemble, 
Just post your questions

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