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Replacing fluid in power steering system 850 1993


Okay it's a 93 850. I'm replacing a squealing power steering pump w/ a rebuilt. Read up on the procedure: the bolts are PB'ed and ready to go.

My concern: clean fluid

I want to replace the fluid before swapping the pump out cuz I'm certain the fluid has been contaminated w/ PS fluid. As I read elsewhere I disconnect the return line, attach clear tubing (for visual confirmation) Remove as much old fluid from the resevoir w/o letting air into the lines, top off resevoir with dextron 3 ATF and when I turn the wheel from full left to full right the fluid will drain from the return line into my handy waste container/ Keep checkng and adding fluid to keep air outta lines and when the tubing is running w/ "pure" ATF as indicated by color I'm done. Remove the old pump replace w/ new one, turn wrenches, top off and good to go.

Correct??

I assume the engine is NOT running during the fluid changeover just turn the steering wheel.

What did I miss??

Thanks for any suggestions/advice/cautions

Paulfr








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    Replacing fluid in power steering system 850 1993

    You missed a lot. The engine must be running to pump fluid. Read the following:

    http://www.brickboard.com/FAQ/700-900/Steering.htm

    The same system is used for all volvos.

    PS fluid will not harm the system, it is hydraulic fluid. If you haven't bought ATF yet, try Mobile 1 ATF. A synthetic, it absorbs less water and lasts longer.

    Klaus
    --
    Why are Volvos so endearing? Its just a car.







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