Lights and Indicators on the Front Panel Display (Smart RO only)
Figure 1� Smart RO unit LED indicators
LED Indicators
(X = ON)
Filter
Membrane
Wi-Fi
Power
Error
Filter 11% - 100%
Blue
Filter <= 10%
Yellow
Filter 0%
Red
TDS Rejection 75%+
Green
TDS Rejection <75%
Red
Power / Battery Good
Green
Battery Needs Charging
Yellow
Battery Critical (charge immediately)
Red
System Error
Red
Wi-Fi Data Upload Failure
Red
Wi-Fi blinks during Bluetooth pairing
Blue blink
Wi-Fi blinks during Wi-Fi pairing
Green blink
Wi-Fi when Wi-Fi connection lost
Red blink
LED Indicators on the RO unit:
1 Year Filter / 2 Year Filter
– Indicates filter life based on flow / time since reset (Blue / Yellow / Red)
Wi-Fi
– Refer to the Culligan Connect app for Wi-Fi pairing instructions
Membrane
– Based on current TDS rejection of system (Green / Red)
Power
– Indicates power to the system as well as battery life indicator based on current charge (Green / Yellow / Red)
Error
– Illuminates if an error is detected (Red)
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01040605 A 06/21
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