Check that both controls for the blower exhausts work properly (on & off)
It could be a loose control vane.
10 min job!
Remove the central fan housing & re attach the control arm.
The...
Check that both controls for the blower exhausts work properly (on & off)
It could be a loose control vane.
10 min job!
Remove the central fan housing & re attach the control arm.
The...