Step #4 Test Operation
6
4-PIPE SYSTEM
• TurnthepowerontotheFanCoilUnit.
• PresstheMODEbuttonrepeatedlyuntiltheHEAT icon appears on the
display.PresstheUPorDOWNbuttonsuntilthesettemperatureis10
degrees above room temperature. The hot water valve will open and the
fan will be running.
• PresstheMODEbuttonrepeatedlyuntiltheCOOL icon appears on the
display.PresstheUPorDOWNbuttonsuntilthesettemperatureis10
degrees below room temperature. The cold water valve will open and the
fan will be running.
• PresstheUPbuttonuntilthesetpointisequaltotheroomtemperature.
PresstheFanbuttonrepeatedlyuntilasinglebarappearsnexttotheFan
icon.Conrmthefanisrunningonlowspeed.PresstheFanbuttonagain,
conrmthefanisrunningonmediumspeed.Again,presstheFanbutton,
conrmthefanisrunningathighspeed.PresstheFanbuttononcemore,
thebarsnexttotheFaniconshoulddisappear.
• PresstheMODEbuttonrepeatedlyuntiltheOFF icon appears on the
display.Bothvalveswillbeclosedandthefanwillbeo.