C o m f o r t
B R E E Z E
T M
M o d e l C B 3 0 0
I n s t a l l a t i o n , O p e r a t i o n , & M a i n t e n a n c e M a n u a l
10
w w w. t r i o n i a q . c o m
6.3 Troubleshooting Chart CB300S (H
2
OSmart™) units only
Problem/Symptom
Probable Cause
Corrective Action
Power is applied and the LED does not
illuminate.
No issue.
The LED does not illuminate unless the
humidistat terminals are closed.
Humidistat contacts are closed but the
unit will not operate.
System Calibration in progress.
Wait 2 minutes for the unit to begin
operating.
Solenoid Valve is not operating.
Ensure that there is power supplied to
the valve. Check control board output.
Circuit Board has failed/fuse is blown.
Replace circuit board.
LED is glowing solid RED.
Service Timer has expired.
Replace the humidifier pad and reset the
LED. See page 8.
LED displays a rapid red blink.
Air proving switch did not close allowing
the unit to start. Unit will not operate if
airflow is not present.
Ensure that the fan is operating and reset
the control board by pressing the reset
button for 3 seconds.
LED displays a slow red blink.
No temperature change measured by
thermistors.
Ensure thermistors are connected.
Check water supply.
Verify that the evaporator pad is getting
wet.
LED displays an alternating red/green
blink pattern.
Thermistor failure.
See page 9.
