A.O. Smith BFC Cyclone - Installation, Maintenance and Service Part

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Installation, Maintenance and Service

part

0311704_BFC_28-120_III_ENEN_V2.4, 2022-10-17 41

Main Page

Preface3
Copyright3
Trademarks3
Warranty3
Liability3
Compliance3
Regulations4
Contact Information5
About this Manual7
Scope7
Target Group7
Notation Conventions7
Document Identification8
Table of Contents9
User Part13
Introduction15
Safety17
Interface19
Operator Interface19
Explanation of Icons19
Control Switch20
Buttons20
PC Connection20
Status of the Water Heater21
Operating Modes21
Error Conditions22
Service Conditions23
Anode Warning23
Use25
Turn on the Water Heater25
The Appliance's Heating Cycle25
Turn off the Water Heater27
Turn off for a Short Period27
Isolate from the Mains28
Turn off for a Long Period28
Main Menu29
Notation Conventions for Menu-Related Instructions29
Switching to on Mode30
Setting the Water Temperature30
Week Program30
Starting and Stopping the Week Program31
Changing the Appliance's Standard Week Program31
Adding Times to a Week Program34
Deleting Times from a Week Program35
Extra Period36
Settings38
Installation, Maintenance and Service Part41
Introduction43
About the Water Heater43
The Appliance's Heating Cycle43
Working Principle43
Operating Cycle45
Safety47
Safety Instructions47
Instructions on the Water Heater48
Safety Devices49
Protection for the Water Heater49
Safety of the Installation50
Environmental Aspects50
Recycling50
Disposal51
Installation53
Packaging53
Conditions53
Ambient Conditions53
Maximum Floor Load53
Water Composition54
Working Clearances54
Installation Diagram55
Water Connections56
Unvented Water Connections56
Vented Water Connections57
Gas Connection58
Venting System58
C13/C33 Concentric Systems60
C13/C33 Parallel Systems62
C43/C53/C63 Systems64
Electrical Connections65
Preparation65
Mains Power66
Optional Electrical Connections66
Commissioning67
Filling67
Procedure for Checking the Supply Pressure68
Procedure for Checking the Gas Control Valve Pressure70
CO 2 Adjustment71
Switching Pressure Measurement73
Turn on the Water Heater74
Decommisioning74
Turn off the Water Heater74
Draining74
Conversion of Gas Type77
Settings79
Operator Interface79
Service Program79
Hysteresis79
Display the Error History80
Display the Water Heater History80
Display the Selected Water Heater81
Switch the Pump on or off81
Setting the Service Interval81
Service Mode82
Setting Legionella Prevention83
Setting the Central Heating Configuration83
Maintenance85
Preparation85
Water-Side Maintenance86
Descale the Tank86
Clean the Condensate Drain87
Gas-Side Maintenance87
Clean the Burner87
Clean the Heat Exchanger87
Finalization88
Troubleshooting89
Errors and Warnings89
General Errors90
Displayed Errors91
Warnings96
Appendices97
Technical Details97
Dimensions101
Gas Details105
Week Program Card107
Electrical Wiring Diagram109
Menu Structure111
Declaration of Conformity112
Warranty113
Index115

A.O. Smith BFC Cyclone - Installation, Maintenance and Service Part

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