Index: firmware/App/Controllers/ConductivitySensors.c
===================================================================
diff -u -r6085153faf2a176c51a34653bdd3a36a4699e528 -r86617288c49b57eca42cf2d0b67ade76e69f96bd
--- firmware/App/Controllers/ConductivitySensors.c	(.../ConductivitySensors.c)	(revision 6085153faf2a176c51a34653bdd3a36a4699e528)
+++ firmware/App/Controllers/ConductivitySensors.c	(.../ConductivitySensors.c)	(revision 86617288c49b57eca42cf2d0b67ade76e69f96bd)
@@ -44,17 +44,6 @@
 #define COND_SENSOR_CPI_MAX_VALUE                       2000                                        ///< Maximum inlet water conductivity.
 #define COND_SENSOR_CPI_MIN_VALUE                       100                                         ///< Minimum inlet water conductivity.
 
-#define MIN_ACID_CONCENTRATE_CONDUCTIVITY               11000                                       ///< Minimum conductivity for acid concentrate.
-#define MAX_ACID_CONCENTRATE_CONDUCTIVITY               11850                                       ///< Maximum conductivity for acid concentrate.
-
-#define MIN_BICARB_CONCENTRATE_CONDUCTIVITY             2000                                        ///< Minimum conductivity for bicarbonate concentrate.
-#define MAX_BICARB_CONCENTRATE_CONDUCTIVITY             3000                                        ///< Maximum conductivity for bicarbonate concentrate.
-
-///< Minimum conductivity value for dialysate solution.
-#define MIN_DIALYSATE_CONDUCTIVITY                      ( MIN_ACID_CONCENTRATE_CONDUCTIVITY + MIN_BICARB_CONCENTRATE_CONDUCTIVITY )
-///< Maximum conductivity value for dialysate solution.
-#define MAX_DIALYSATE_CONDUCTIVITY                      ( MAX_ACID_CONCENTRATE_CONDUCTIVITY + MAX_BICARB_CONCENTRATE_CONDUCTIVITY )
-
 #define MAX_ALLOWED_UNCHANGED_CONDUCTIVITY_READS        ( MS_PER_SECOND / TASK_PRIORITY_INTERVAL )  ///< New reading every 800 ms, expect to get valid new reading in 1s.
 #define MAX_CONDUCTIVITY_SENSOR_FAILURES                5                                           ///< maximum number of conductivity sensor errors within window period before alarm.
 #define MAX_CONDUCTIVITY_SENSOR_FAILURE_WINDOW_MS       ( 60 * MS_PER_SECOND )                      ///< Conductivity sensor error window.