Service manual
16-48
APPENDIX A
SM DLF 1-A.1 GB
DIPSWITCH SETTING
Each model has his dipswitch setting. It is 
very important verifying the setting according 
to the table below during installation for 
avoiding malfunctioning of the unit. 
Dipswitch setting
1 2 3 4 5 6 7 8 
2.5kW ON  OFF OFF OFF OFF OFF  ON  OFF 
3.5kW ON OFF OFF ON OFF OFF ON OFF 
5.0kW ON OFF OFF OFF ON OFF ON OFF 
6.0kW ON  ON OFF OFF OFF OFF ON OFF 
7.2kW ON  ON OFF ON OFF OFF ON OFF 
Water pump and float switch setting
In case of vertical installation, change dipswitch 7 to OFF position to cancel their 
operation. 
High external static pressure
There is an option of increasing the airflow if the ESP (external static pressure) is higher 
than planned. To increase the speed change dipswitch 8 to ON position. 
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