4-wire installation
Cut power at the main electrical panel to avoid electric shock.
Remove the existing switch if applicable.
Install the bath fan controller.
Apply power at the circuit breaker.
black
120
VAC
white
For installation in wet locations, protect the circuit
with a ground fault circuit interrupter (GFCI).
white
black
5
HVC0001/HVC0002
black (LINE)
green (GND)
black (LOAD)