Step 5: Switching Between 1 Cooling Stage and 2 Cooling Stages Modes
The fan coil unit can operate with one cooling device or with two cooling devices. This needs to be configured with the 3rd DIP switch CFG.
2 Stages of Cooling in 4-Pipe Fan Coil Unit
2 stages of cooling in 2-pipe FCU installation
For more information on configuring stages of cooling, check the FCU Application manual.