Setting The Dip Switches - Bosch Singular 4000 Service Manual

Service Manual

5 Setting the DIP Switches

The boiler has a DIP switch on the main circuit board (PCB)
Set the DIP switch appropriately, depending on the installation environment.
Switch
Table 4 Dip Switches
1 0 |
Function
Temperature limit switch for exhaust gas
EEP ROM data change switch
Long fl ue Length 1
Long fl ue Length 2
N/A
Minimum heat capacity operation
Maximum heat capacity operation
N/A
ON: No temperature limit for exhaust gas
OFF: Temperature limit for exhaust gas
ON: Enable EEP ROM data change
OFF: Disable EEP ROM data change
DIP S/W #3 DIP S/W #4
OFF OFF
OFF ON
ON OFF
ON ON
N/A
ON : Minimum operation
OFF : Normal operation
ON : Maximum operation
OFF : Normal Operation
N/A
Singular Combi Boiler - BTC 439002301 A (12.2021)
FLUE LENGTH
2" PVC 3" PVC
Up to 15' Up to 150'
Up to 30'
Up to 45' N/A
Up to 60'