原帖由： jayeff ,
Hi @mbryantcpa Don’t know the answer but here’s the [https://www.thepowerportal.com/ipls/ipl.htm?md=425610x99B~_IPLURL_LO.pdf|parts list] for your model (did you mean 425610X99B?) that may help. On p.6 it shows the parts layout for the drive assembly. The idler pulley is part #40 in the diagram.