Quote:
Originally Posted by jchammond
Must have something to do with clearance issues or something, for them to go the electric route.....the air actuated ones actually use a solenoid to put air to the hub for dis-engagement & take it away for lockup.
When trucks have been sitting & air pressure low...the fan is locked up, until the air pressure builds up.
Then it removes air if engine temp reaches 205* or A/C head pressure hits around 350psi  |
It's just wires going to the hub. Didn't see anything that looked like an air line.