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Vitotronic 100, GC1B Installation and Service
Service Scans
Troubleshooting
Function Description
Code 1
Code 2
Designs
Components
Parts Lists
Specification
Calling up Service Level.............................................83
Leaving the Service Level...........................................83
Scanning Operating Data...........................................83
Brief Scan................................................................83
Scanning and Resetting Service Display.......................85
Fault Display............................................................85
Boiler Water Temperature Control ..............................91
DHW Tank Control ..................................................96
Calling Up Coding Level 1..........................................98
Calling Up Coding Level 2........................................102
Connection and Wiring Diagram................................113
Overview..........................................................113
Main PCB Low Voltage.......................................114
Main PCB 120V~.............................................115
Boiler Coding Card..................................................116
Sensors.................................................................116
Checking Sensors...............................................116
Flue Gas Temperature Sensor...............................116
Extension EA1 Accessory (optional)..........................117
Parts List...............................................................118
Specification..........................................................119
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