Rinnai 37AHA Series Training Manual page 25

Compatible Field Accessories - Ultraviolet Lamps
Connect UV lamp at "UV" & "N4" quick
connects on PCB
UV Lamps
Conditions air quality in entire structure through air handler ductwork. The air handler PCB
will accept the UV lamp's power connections via the "UV" and "N4" quick connects. The
output is energized whenever the hydronic air handler blower is on. Please refer to air
cleaner manufacturer's guidelines for installation and optimal placement in system.
25
Rinnai Corporation Hydronic Air Handler 101 Training Manual