How to run off default alarm buzzer on FC150A3 Chiller/HVAC Controllers

Some customers request instructions on how to trun off the buzzer alarm for FC150 Series Chiller HVAC Controller.

The issue causing the buzz to last for 30 minutes, is the default setting for event alarms. This is the default setting in order to be sure the user hear the alarm.

In order to reduce of in this example disable the alarm please follow these steps.

1) Press the set button for 3 seconds

2) Press the reset button 7 times

3) After seeing F7 displayed in the upper right corner, press the up and down key to change the default parameter 30 to 0 (or however many minutes you want the event alarm to remain active for)

4) Press the set button once to save and exit

For further techncial support please contact the friendly sales team at Fastron Electronics