Index: firmware/App/Controllers/ConcentratePumps.c
===================================================================
diff -u -rbdf2c733a764466fcc4a0ff4938f5c97456bdb77 -ra2ea8edd918761b403cbe2c00e1bfe2fc69be5ea
--- firmware/App/Controllers/ConcentratePumps.c	(.../ConcentratePumps.c)	(revision bdf2c733a764466fcc4a0ff4938f5c97456bdb77)
+++ firmware/App/Controllers/ConcentratePumps.c	(.../ConcentratePumps.c)	(revision a2ea8edd918761b403cbe2c00e1bfe2fc69be5ea)
@@ -41,7 +41,7 @@
 #define CONCENTRATE_PUMP_CLEANING_SPD_OUT_OF_RANGE_TOL_PCT  0.05F                                               ///< Concentrate pump cleaning mode speed out of range tolerance when on in percentage.
 #define CONCENTRATE_PUMP_SPD_OUT_OF_RANGE_TOL_WHEN_SLOW_MLPM 0.5F                                               ///< Concentrate pump speed out of range tolerance when slow in mL/min.
 #define CONCENTRATE_PUMP_LOW_SPEED_THRESHOLD_MLPM           5.0F                                                ///< Concentrate pump low speed threshold in mL/min.
-#define CONCENTRATE_PUMP_ZERO_FLOW_RATE                     0xFFFFFFFF                                          ///< Pulse width value when zero flow rate or pump is off
+#define CONCENTRATE_PUMP_ZERO_FLOW_RATE                     0xFFFFFFFF                                          ///< Pulse width value when zero flow rate or pump is off.
 #define CONCENTRATE_PUMP_VOLUME_PER_REV_DIENER              0.4F                                                ///< Volume output every revolution (mL).
 #define CONCENTRATE_PUMP_VOLUME_PER_REV                     0.1F                                                ///< Volume output every revolution (mL).