Index: firmware/App/Services/PIControllers.h
===================================================================
diff -u -rb64c49fdcf2b6d95e61e63f8e258c4e600935bbd -r138efd92a8645e0d2fe422409ef5a33dd2929a25
--- firmware/App/Services/PIControllers.h	(.../PIControllers.h)	(revision b64c49fdcf2b6d95e61e63f8e258c4e600935bbd)
+++ firmware/App/Services/PIControllers.h	(.../PIControllers.h)	(revision 138efd92a8645e0d2fe422409ef5a33dd2929a25)
@@ -32,9 +32,10 @@
 /// Enumeration of PI controllers
 typedef enum ControllerList
 {
-    PI_CONTROLLER_ID_ULTRAFILTRATION = 0,           ///< Load cell controller for dialysate outlet pump.
-    PI_CONTROLLER_ID_BLOOD_FLOW,                    ///< Flow controller for blood pump.
-    PI_CONTROLLER_ID_DIALYSATE_FLOW,                ///< Flow controller for dialysate inlet pump.
+    PI_CONTROLLER_ID_RO_PUMP = 0,                   ///< RO Pump controller.
+    PI_CONTROLLER_ID_DRAIN_PUMP,                    ///< Drain Pump controller.
+    PI_CONTROLLER_ID_PRIMARY_HEATER,                ///< Primary Heater controller.
+    PI_CONTROLLER_ID_TRIMMER_HEATER,                ///< Trimmer Heater controller.
     NUM_OF_PI_CONTROLLERS_IDS                       ///< Number of PI controllers.
 } PI_CONTROLLER_ID_T;