Fan blower only works on high speed....
I have the Itasca detailed below, and lately has developed an issue where the dash fan will only work on the high (noisy!) switch setting. After starting the engine (Chevy workhorse 8.1 engine chassis...
Forum Discussion
From the picture it appears that the thermal fuse is the component that has over heated and failed open (like it was designed to do if the area gets too hot). The thermal fuse is that small cylinder shaped device. JMO
