20
Installation
Sensor unit
Put the wind vane at the top of the bracket, install as the following order:
black O-ring, flat washer, spring washer, two nuts, cotter pin. The two nuts
must be screwed tightly and cotter pin locked.
Put the wind cups at the bottom of the bracket, then install as the following
order: flat washer, spring washer, two nuts, cotter pin. The two nuts must
be screwed tightly and cotter pin locked.