We may have found other answers which could help you.
Click here for Spring Pulley Replace
Simpson Sirocco 450 does not heat up?
Broken hinge on Simpson Scirocco 555 dryer?
The belt on the dryer stops when going the other way?
How do I free up my jammed drive motor ?
simpson maxi dry 452 tenson pully spring?
How to fix lack of heated air from dryer?