Carrier BWCAAG000120 User's Information Manual

Also see for BWCAAG000120: Installation & operating instructions

73.2 BOILER FRONT CONTROLThis icon indicates that boiler is in the OFF mode (anti-freeze system active).If the icon is not present, the boiler is in the ON mode.This icon indicates the status of the boiler.If ON, boiler is in heating mode, if blinking there is a heating request.This icon indicates the status of the boiler.If ON, boiler is in the DHW mode, if blinking there is a domestic hot water request.DHW pre-heating (only for combi models): indicates that a pre-heating cycle has been activated.Error: indicates any operating irregularities, together with an error code message.This icon indicates the servicing operation.If ON, there is a system servicing operation in progress.This icon indicates that the system is detecting the presence of a flame.This icon indicates that the system is detecting the absence of a flame.+ Water pressure low: these icons are present when the water pressure is low and needs to be re-pressureized.IconsSOME OF THE ICONS SHOWN ON THE CONTROLDEVICE SCREEN AT THE START-UP PHASE MIGHTNOT BE AVAILABLE DURING FUNCTIONING. THISDEPENDS ON YOUR BOILER CONFIGURATIONSLEDLight signal indicating the operating status of the boiler. Can be as followsSTATUS RED LED GREEN LED RED AND GREENDefinitive alarm see “3.14 LIGHTS AND FAULTS / RESET PROCEDURE”Transitional alarm see “3.14 LIGHTS AND FAULTS / RESET PROCEDURE”Initial automaticair purge cycleflashing 0.5 sec on/1.0sec offStand-by flashing 0.5 sec on/3.5sec offFlame presence ONCall for Service –Service expireflashing 0.1 sec on/0.1sec offReset flue hourcounterflashing 0.5 sec on/1.0sec offC o m b u s t i o nanalysis with flameONDHWadjustmentleft knobThe knob allows for the domestic hot water setpoint adjustment.It also allows you to switch from one step to another and change the value of the selected parameter withinthe PROGRAMMING menu.CHadjustmentright knobThe knob allows for the central heating setpoint adjustment. The CH setpoint is displayed while turning theCH knob.It also allows you to switch from one step to another and change the value of the selected parameter withinthe PROGRAMMING menu.MODE/OKleft buttonIt allows you to change the BOILER STATUS. You can also:- navigate through the INFO menu- select parameters inside the PROGRAMMING menu and confirm the setting of the correspondingparameter valueMENU/RESETright buttonIt allows you to reset the boiler and enter in the INFO and PROGRAMMING menu. You can also:- exit from the INFO and PROGRAMMING menu- reset some error codesDisplay136°FLED