FAQ
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Unit Operation

Unit Operation
Does Flo have a specific process for checking sub-cooling and superheat?
Yes we do, please use the "CO-GEN-01 How To Set Sub-Cooling And Superheat" technical guide which is found in the SELF HELP/COOLING section of this website.
How do I force compressors on in an i-Controller 2.0 unit?
We have a guide to assist you with forcing compressors on in an i-Controller 2.0 unit, please use the CN-IC2-11 document that is found in the SELF HELP/CONTROLS section of this website.
How do I set the clogged filter switch?
Please use our "AF-GEN-02 Setting The Clogged Filter Switch" technical guide which is found in the SELF HELP/AIRFLOW section of this website.
How do I troubleshoot a CPC Humidity sensor or a Space Temp/Humidity Combo sensor (PN#203-5751 or 203-5752)?
We have a guide to assist you with troubleshooting CPC RH or combo sensors, please use the SE-GEN-02 that is found in SELF HELP/SENSORS section of this website.
How do I troubleshoot a Telaire 8000 Series CO2 Sensor that has a display?
We have a guide to assist you with troubleshooting Telaire 8000 series CO2 sensors, please use the SE-GEN-01 that is found in SELF HELP/SENSORS section of this webiste.
My unit has tripped on high discharge pressure, what do I need to do?
We recommend starting troubleshooting with our "CO-GEN-02 High Discharge Pressure Safety Trips" troubleshooting guide which is found in the SELF HELP/COOLING section of this website.
Where do I find the sequence of operations for my unit?
We have several sequence of operations documents in the SELF HELP/CONTROLS section of this website. They are divided into controls type (i-Controller vs i-Controller 2.0), unit tonnage, and program revision. If you are unsure of which sequence of operations matches the unit, please email techsupport@systemsflo.com with a request for the relevant SOO and include the unit serial number + job name on your request. Alternatively, call Flo Support at 888-598-1198 Opt. 3.