Why is the belt shredding. on 1999 Ford Taurus

We changed the power steering pully,and the water pump. The Idler pully looks like it's at a angle to the engine and the belt walks then shreades. We have a wreaked 2004 Taurus for parts. Should I change the A/C clutch pully or the Idler???

by in Prairieville, LA on January 20, 2013
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1 answer 1 comment
ANSWER by , January 20, 2013
idler must be straight to keep belt in line. start there Roy
COMMENT by , January 20, 2013
Thank you we changed the idler pully and so far so good. keeping our fingers crossed!