15|Page
Below 56%, the numbers and warning sign turn red and an audible chirp is given by the ballast
every 15 seconds. Below 51%, the screen is solid red and a constant audible alarm is given. This
alternates with a screen indicang “water may be unsafe for consumpon”. With the solenoid
module, the controller de-acvates the solenoid valve, shung o all water ow.
audible chirp every
15 seconds
audible chirp every
15 seconds
constant audible
alarm
cycles with red low
UV screen
Lamp Countdown Sequence
The system counts down the number of days unl a lamp change is required.
UV5
UV6
UV4
At thirty days remaining, the LED or display screen will change to a yellow cauon indicator. At
seven days remaining, the system will addionally repeat an audible chirp. Past the zero day
threshold, the LED or display screen changes to solid red with a connuous buzzer.
UV5
UV6
UV4
At any point during this sequence, the audible chirp or alarm can be deferred for seven days
by holding the controller buon down for a period of ve seconds. The number of deferrals