Index: firmware/App/Controllers/ConcentratePumps.h
===================================================================
diff -u -r6499ea25921fcf67826fa0c35bb03caf411ba542 -ra580886223882d877287b27c65214067a2e01fd9
--- firmware/App/Controllers/ConcentratePumps.h	(.../ConcentratePumps.h)	(revision 6499ea25921fcf67826fa0c35bb03caf411ba542)
+++ firmware/App/Controllers/ConcentratePumps.h	(.../ConcentratePumps.h)	(revision a580886223882d877287b27c65214067a2e01fd9)
@@ -39,7 +39,9 @@
 /// Enumeration of concentrate pumps.
 typedef enum ConcentratePumps
 {
-    CONCENTRATEPUMPS_CP1_ACID = 0,                              ///< Acid concentrate pump
+
+    CONCENTRATEPUMPS_CP1_ACID = 0,                              ///< First concentrate pump in list
+    CONCENTRATEPUMPS_FIRST = CONCENTRATEPUMPS_CP1_ACID,         ///< Acid concentrate pump
     CONCENTRATEPUMPS_CP2_BICARB,                                ///< Bicarbonate concentrate pump
     NUM_OF_CONCENTRATE_PUMPS                                    ///< Number of concentrate pumps
 } CONCENTRATE_PUMPS_T;