User’s Information ManualModels: 402 - 2072If the information in this manual is not followed exactly, a fire or explosion may result causing property
104 SMART SYSTEM control moduleAccess modesUserThe user can adjust the space heating target temperature and the tank target temperature (if a tank se
114 SMART SYSTEM control module (continued)B: Temperature settings (boiler only)B6: Manual reset high limitThe SMART SYSTEM control includes an integ
124 SMART SYSTEM control moduleF: Outdoor air reset (boiler only) F5: Outdoor air shutdownWhen the outdoor temperature rises above this point, the c
134 SMART SYSTEM control module (continued)Status Display ScreensBy using the Previous/Next (, ) arrow keys on the SMART SYSTEM display panel, you
144 SMART SYSTEM control moduleStatus Display Screens (cont’d)By using the Previous/Next (, ) arrow keys on the SMART SYSTEM display panel, you can
154 SMART SYSTEM control module (continued)Status Display Screens (cont’d)By using the Previous/Next (, ) arrow keys on the SMART SYSTEM display pa
Revision Notes: Revision A (ECO C08226) initial release. CFX-CHX-USER Rev A06/11
2Hazard definitionsThe following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or
Please read before proceeding3 NOTICEThis is a gas appliance and should be installed by a licensed electrician and/or certified gas supplier. Service
1 Prevent combustion air contamination4If the boiler combustion air inlet is located in a laundry room or pool facility, for example, these areas wi
User’s Information Manual2 Maintenance schedule5Service technicianGeneral: • Address reported problems • Inspec
2 Maintenance schedule6Maintenance proceduresAppliance must be serviced and maintained WARNINGThe appliance must be inspected and started annually a
2 Maintenance schedule (continued)7 WARNINGHave leaks fixed at once by a qualified service technician. Failure to comply could result in severe per
83 Operating instructionsFOR YOUR SAFETY READ BEFORE OPERATINGA. This appliance is equipped with an ignition device which automatically lights the b
4 SMART SYSTEM control module9Copper-fin II control moduleMENU/EXITDISPLAY SCREENENTER/RESETTXENSUOIVERPNWODPU• Press to turn heater off or back on•
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